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      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">As filed with the Securities and Exchange Commission on April 27, 2021.</div>
      <div>
        <div style="text-align: right; font-family: 'Times New Roman', Times, serif; font-weight: bold;">Registration No. 333-_____</div>
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      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 14pt; font-weight: bold;">UNITED STATES</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 14pt; font-weight: bold;">SECURITIES AND EXCHANGE COMMISSION</div>
      <div style="text-align: center; font-family: 'Times New Roman',Times,serif; font-size: 12pt; font-weight: bold;">WASHINGTON, DC 20549</div>
      <div style="font-family: 'Times New Roman', Times, serif; font-weight: bold; text-align: center;"> <br>
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      <div style="text-align: center; font-family: 'Times New Roman',Times,serif; font-size: 18pt; font-weight: bold;">FORM S-8</div>
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      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">REGISTRATION STATEMENT</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">UNDER</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">THE SECURITIES ACT OF 1933</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;"> <br>
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      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 14pt; font-weight: bold;">
        <hr style="background-color: #000000; border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0px auto; height: 2px; width: 25%; color: #000000;" align="center" noshade="noshade"></div>
      <div style="font-family: 'Times New Roman', Times, serif; font-weight: bold; text-align: center;"> <br>
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      <div style="text-align: center; font-family: 'Times New Roman',Times,serif; font-size: 24pt; font-weight: bold;">ASTEC INDUSTRIES, INC.</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 8pt;">(Exact Name of Registrant as Specified in its Charter)</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 8pt;"> <br>
      </div>
      <div style="font-family: 'Times New Roman', Times, serif; font-weight: bold; text-align: center;">
        <hr style="background-color: #000000; border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0px auto; height: 2px; width: 25%; color: #000000;" align="center" noshade="noshade"></div>
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        <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: rgb(0, 0, 0);" id="z30e01b251b2e43dfb2484dcb4cfec7d1" border="0" cellpadding="0" cellspacing="0">

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              <td style="width: 50%; vertical-align: top;">
                <div style="text-align: center; font-family: 'Times New Roman',Times,serif; font-weight: bold;">Tennessee</div>
              </td>
              <td style="width: 50%; vertical-align: top;">
                <div style="text-align: center; font-family: 'Times New Roman',Times,serif; font-weight: bold;">62-0873631</div>
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              <td style="width: 50%; vertical-align: top;">
                <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">(State or Other Jurisdiction of</div>
              </td>
              <td style="width: 50%; vertical-align: top;">
                <div style="font-family: 'Times New Roman', Times, serif;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">(I.R.S. Employer</div>
                </div>
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              <td style="width: 50%; vertical-align: top;">
                <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Incorporation or Organization)</div>
              </td>
              <td style="width: 50%; vertical-align: top;">
                <div style="font-family: 'Times New Roman', Times, serif;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Identification No.)</div>
                </div>
              </td>
            </tr>

        </table>
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      <div style="text-indent: 19.95pt;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; <br>
        </font></div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">1725 Shepherd Road</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 8pt;"><font style="font-size: 10pt; font-weight: bold;">Chattanooga, Tennessee 37421</font><br>
        <font style="font-size: 10pt; font-weight: bold;">(423) 899-5898</font><br>
        <font style="font-size: 10pt; font-weight: bold;">&#160;</font>(Address, Including Zip Code, of Principal Executive Offices)</div>
      <div><br>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">Astec Industries, Inc. 2021 Equity Incentive Plan</div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 8pt;">(Full Title of the Plan)</div>
      <div><br>
      </div>
      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;" id="zdc60c5013775401297c9634c4f0de45f" cellpadding="0" cellspacing="0">

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            <td style="width: 54.06%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">Anshu Pasricha</div>
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">General Counsel and Corporate Secretary<br>
                Astec Industries, Inc.<br>
                1725 Shepherd Road</div>
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 8pt;"><font style="font-size: 10pt; font-weight: bold;">Chattanooga, Tennessee 37421</font><br>
                <font style="font-size: 10pt; font-weight: bold;">Telephone:&#160; (423) 899-5898</font><br>
                &#160;(Name, Address, Including Zip Code, and Telephone Number, Including Area Code, of Agent for Service)</div>
            </td>
            <td style="width: 45.94%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-style: italic; font-weight: bold;">With a copy to:</div>
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">John B. Shannon, Esq.<br>
                Alston &amp; Bird LLP<br>
                1201 West Peachtree Street<br>
                Atlanta, Georgia 30309<br>
                &#160;(404) 881-7000</div>
            </td>
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      <div style="font-family: 'Times New Roman', Times, serif;">&#160;&#160;&#160;&#160;&#160;Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerging growth company. See
        the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule&#160;12b-2 of the Exchange Act.</div>
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      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;" id="z73033bcdd1c84abdbe77749949ae98bc" cellpadding="0" cellspacing="0">

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            <td style="width: 53.33%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Large accelerated filer X</div>
            </td>
            <td style="width: 46.67%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Accelerated filer &#9744;</div>
            </td>
          </tr>
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            <td style="width: 53.33%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Non-accelerated filer &#9744;</div>
              <div style="font-family: 'Times New Roman', Times, serif;">(Do not check if a smaller reporting company)</div>
            </td>
            <td style="width: 46.67%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Smaller reporting company &#9744;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 53.33%; vertical-align: top;">&#160;</td>
            <td style="width: 46.67%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Emerging growth company &#9744;</div>
            </td>
          </tr>

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        <div><br>
        </div>
        <div style="font-family: 'Times New Roman', Times, serif;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting
          standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.&#160; &#9633;</div>
        <div><br>
        </div>
      </div>
      <div>
        <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">CALCULATION OF REGISTRATION FEE</div>
        <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;"> <br>
        </div>
        <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold; border: 2px solid #000000; padding: 5px; width: 99%;">
          <table id="z996107850bb64edda7fd837bb73c63a0" style="border-bottom: 1pt; border-left: 1px; border-right: 1pt; border-top: 1pt; width: 100%; color: #000000; font-family: 'Times New Roman'; font-size: 10pt; text-align: left;" border="0" cellpadding="0" cellspacing="0">

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                <td colspan="1" style="border-bottom: 1pt; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Title of Securities</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">&#160;to be Registered</div>
                  &#160;&#160;</td>
                <td colspan="1" style="border-bottom: 1pt; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Amount to</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">be Registered</div>
                  &#160;&#160;&#160;&#160;</td>
                <td colspan="1" style="border-bottom: 1pt; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Proposed</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">Maximum</div>
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Offering Price</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">Per Share</div>
                </td>
                <td colspan="1" style="border-bottom: 1pt; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Proposed</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">Maximum</div>
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Aggregate</div>
                  <div style="text-align: center;">Offering Price</div>
                </td>
                <td colspan="1" style="border-bottom: 1pt; border-left: 1pt solid #000000; border-right: 1pt solid; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">Amount of</div>
                  <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">Registration Fee</div>
                  &#160;&#160;&#160;</td>
              </tr>
              <tr>
                <td style="border-bottom: 1pt solid; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="font-family: &#38;quot;">Common Stock, $0.20 par value</div>
                </td>
                <td style="border-bottom: 1pt solid; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">(1) 1,280,000</div>
                </td>
                <td style="border-bottom: 1pt solid; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">$76.51 (2)</div>
                </td>
                <td style="border-bottom: 1pt solid; border-left: 1pt solid #000000; border-right: 1pt; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">$97,932,803 (2)</div>
                </td>
                <td style="border-bottom: 1pt solid; border-left: 1pt solid #000000; border-right: 1pt solid; border-top: 1pt solid #000000; vertical-align: top;">
                  <div style="text-align: center; font-family: 'Times New Roman',Times,serif;">$10,685</div>
                </td>
              </tr>

          </table>
        </div>
      </div>
      <div><br>
      </div>
      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;" class="DSPFListTable" id="zab94a12ae43449d8bf2fd97b2c36f1fb" cellpadding="0" cellspacing="0">

          <tr>
            <td style="width: 18pt; vertical-align: top; font-family: 'Times New Roman',Times,serif; font-size: 8pt;">(1)</td>
            <td style="width: auto; vertical-align: top; text-align: justify;">
              <div style="font-family: 'Times New Roman',Times,serif; font-size: 8pt;">Amount to be registered consists of an aggregate of 1,280,000 shares of Astec Industries, Inc. (the &#8220;Company&#8221;) common stock to be issued pursuant to the grant or
                exercise of awards under the Astec Industries, Inc. 2021 Equity Incentive Plan (the &#8220;Plan&#8221;), including additional shares of Company common stock that may become issuable in accordance with the adjustment and anti-dilution provisions of the
                Plan.</div>
            </td>
          </tr>

      </table>
      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;" class="DSPFListTable" id="z40d161dba52b42e0ae8ec6a00b013de4" cellpadding="0" cellspacing="0">

          <tr>
            <td style="width: 18pt; vertical-align: top; font-family: 'Times New Roman',Times,serif; font-size: 8pt;">(2)</td>
            <td style="width: auto; vertical-align: top; text-align: justify;">
              <div style="font-family: 'Times New Roman',Times,serif; font-size: 8pt;">Determined in accordance with Rule 457(h) under the Securities Act of 1933, as amended, the registration fee calculation is based on the average of the high and low
                prices of the Company&#8217;s common stock as reported on the NASDAQ Global Select Market on April 21, 2021.</div>
            </td>
          </tr>

      </table>
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        <hr style="border: none; border-bottom: 4px solid black; border-top: 1px solid black; height: 10px; color: #ffffff; background-color: #ffffff; text-align: center; margin-left: auto; margin-right: auto;" align="center"> </div>
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      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">PART I</div>
      <div><br>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 63pt;"><font style="font-family: 'Times New Roman', Times, serif;">(a)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The documents containing the information specified in
          Part I of this Registration Statement will be sent or given to participants in the Plan as specified by Rule 428(b)(1) under the Securities Act of 1933, as amended (the &#8220;Securities Act&#8221;).&#160; These documents and the documents incorporated by
          reference in this registration statement pursuant to Item 3 of Part II of this form, taken together, constitute a prospectus that meets the requirements of Section 10(a) of the Securities Act.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 63pt;"><font style="font-family: 'Times New Roman', Times, serif;">(b)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">Upon written or oral request, the Company will provide,
          without charge, the documents incorporated by reference in Item 3 of Part II of this Registration Statement.&#160; The documents are incorporated by reference in the Section 10(a) prospectus.&#160; The Company will also provide, without charge, upon
          written or oral request, other documents required to be delivered to participants pursuant to Rule 428(b).&#160; Requests for the above-mentioned information should be directed to Anshu Pasricha, the Company&#8217;s General Counsel and Corporate Secretary,
          at the address and telephone number on the cover of this Registration Statement.</font></div>
      <div><br>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">PART II</div>
      <div><br>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">INFORMATION REQUIRED IN REGISTRATION STATEMENT</div>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 3.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Incorporation of Documents by
          Reference.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">The following documents filed with the Securities and Exchange Commission (the &#8220;Commission&#8221;) pursuant to the Securities Exchange Act of 1934, as
        amended (the &#8220;Exchange Act&#8221;) are hereby incorporated by reference into this Registration Statement:</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(1)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The Company&#8217;s Annual Report on Form 10-K for the year
          ended December 31, 2020, filed with the Commission on <a href="https://www.sec.gov/Archives/edgar/data/792987/000079298721000016/aste-20201231.htm">March 1, 2021</a>;</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(2)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The Company&#8217;s Current Reports on Form 8-K (excluding any
          information and exhibits furnished under Item 2.02 or 7.01 thereof) filed with the Commission on <a href="https://www.sec.gov/Archives/edgar/data/792987/000079298721000009/aste-20210301.htm">March 1, 2021</a>, <a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/792987/000079298721000017/aste-20210226.htm">March 1, 2021</a> and <a href="https://www.sec.gov/Archives/edgar/data/792987/000079298721000019/aste-20210305.htm">March 11, 2021</a>;</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(3)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">All other reports filed by the Company pursuant to
          Section 13(a) or 15(d) of the Exchange Act since December 31, 2020 (except to the extent any parts of such reports were deemed furnished and not filed in accordance with SEC rules);</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(4)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The description of the Common Stock contained in the
          Company's Registration Statement filed under Section 12 of the Exchange Act, including any amendments or reports filed for the purpose of updating such description; and</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(5)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">All other documents subsequently filed by the Company
          pursuant to Section 13(a), 13(c), 14 and 15(d) of the Exchange Act prior to the filing of a post-effective amendment to this Registration Statement that indicates that all securities offered have been sold or that deregisters all securities that
          remain unsold.</font></div>
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      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Any statement contained in a document incorporated or deemed incorporated herein by reference shall be deemed to be modified or superseded for the
        purpose of this Registration Statement to the extent that a statement contained herein or in any subsequently filed document which also is, or is deemed to be, incorporated herein by reference modifies or supersedes such statement.&#160; Any such
        statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.</div>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 4.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Description of Securities.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Not applicable.</div>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 5.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Interests of Named Experts and
          Counsel.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Not applicable.</div>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 6.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Indemnification of Directors and
          Officers.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">As permitted under Tennessee law, the Company's Charter provides that a director shall not be personally liable to the Company or its shareholders for
        monetary damages for breach of fiduciary duty as a director, except that such provision does not eliminate or limit the liability of a director (a) for any breach of the director's duty of loyalty to the Company or its shareholders, (b) for acts or
        omissions not in good faith or which involve intentional misconduct or a knowing violation of law, or (c) for unlawful corporate distributions.</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Under its Bylaws, the Company may indemnify and advance expenses to its current and former directors and officers with respect to certain liabilities
        incurred as a result of any threatened, pending, or completed action, suit or proceeding, whether civil, criminal, administrative, or investigative and whether formal or informal, to which such person is a party because he is or was a director or
        officer of the Company.&#160; The liabilities that may be indemnified against include the obligations to pay judgments, fines, penalties, amounts paid in settlement, and reasonable expenses, including attorneys' fees, incurred with respect to a
        proceeding.&#160; Any such indemnification is predicated upon the proposed indemnitee having met the standard of conduct specified in the Tennessee Business Corporation Act.&#160; Determination concerning whether or not the applicable standard of conduct has
        been met can be made by (a) the Board of Directors by a majority vote of a quorum consisting of disinterested directors, (b) a majority vote of a committee of disinterested directors, (c) special legal counsel, or (d) an affirmative vote of a
        majority of shares held by the disinterested shareholders.&#160; No indemnification shall be made to or on behalf of a director (i) in connection with a proceeding by or in the right of the Company in which the director was adjudged liable to the
        Company, or (ii) in connection with any other proceeding in which the director was adjudged liable on the basis that personal benefit was improperly received by him.&#160; The Company's Bylaws also permit the Company to indemnify or advance expenses to
        its employees and agents to the same extent as to a director or officer.</div>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 7.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Exemption from Registration
          Claimed.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Not applicable.</div>
      <div id="DSPFPageBreakArea" style="clear: both; margin-top: 10pt; margin-bottom: 10pt;">
        <div id="DSPFPageBreak" style="page-break-after: always;">
          <hr style="border-width: 0px; clear: both; margin: 4px 0px; width: 100%; height: 2px; color: #000000; background-color: #000000;" noshade="noshade"></div>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 8.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Exhibits.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Except as indicated below as being incorporated by reference to another filing with the Commission by the Company, the following exhibits to this
        registration statement are being filed herewith:</div>
      <div><br>
      </div>
      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;" id="zec2c3b638c614a2ab56b400148519f3f" cellpadding="0" cellspacing="0">

          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><u>Exhibit Number</u></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><u>Description</u></div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="https://www.sec.gov/Archives/edgar/data/792987/000079298711000060/ex3-1.htm">4.1</a></div>
              <div>&#160;</div>
              <div>&#160;</div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Amended and Restated Charter of the Company, adopted on April 28, 1986 and amended on September 7, 1988, May 31, 1989 and January 15, 1999 (incorporated by
                reference to Exhibit 3.1 to the Company&#8217;s Quarterly Report on Form 10-Q, filed with the Commission on November 9, 2011)</div>
              <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif;"> </font>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="https://www.sec.gov/Archives/edgar/data/792987/000114036119014455/ex3_1.htm">4.2</a></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Amended and Restated Bylaws of the Company, adopted on March 14, 1990 and amended on July 29, 1993, July 26, 2007, July 23, 2008 and July 25, 2019 (incorporated
                by reference to Exhibit 3.1 to the Company&#8217;s Quarterly Report on Form 10-Q, filed with the Commission on August 7, 2019)</div>
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="nt10023565x1_ex5-1.htm">5.1</a></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Opinion of Alston &amp; Bird LLP.</div>
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="nt10023565x1_ex5-1.htm">23.1</a></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Consent of Alston &amp; Bird LLP (included in Exhibit 5.1).</div>
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="nt10023565x1_ex23-2.htm">23.2</a></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Consent of KPMG LLP</div>
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="#POWEROFATTORNEY">24.1</a></div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Power of Attorney (included on signature page).</div>
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 26.07%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;"><a href="https://www.sec.gov/Archives/edgar/data/792987/000114036121008984/nc10018984x1_def14a.htm#tAPPA">99.1</a></div>
              <div>&#160;</div>
            </td>
            <td style="width: 73.93%; vertical-align: top;">
              <div style="text-align: justify; font-family: 'Times New Roman', Times, serif;">Astec Industries, Inc. 2021 Equity Incentive Plan (incorporated by reference to Appendix A to the Company&#8217;s Proxy Statement on Schedule 14A, filed with the
                Commission on March 18, 2021)</div>
              <div>&#160;</div>
            </td>
          </tr>

      </table>
      <div><br>
      </div>
      <div style="text-align: justify;"><font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Item 9.</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif; font-weight: bold;">Undertakings.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(a)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The undersigned Company hereby undertakes:</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt;"><font style="font-family: 'Times New Roman', Times, serif;">(1)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">To file, during any period in which offers or sales are
          being made, a post-effective amendment to this Registration Statement:</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt; margin-right: 36pt; margin-left: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(i)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">To include any
          prospectus required by Section 10(a)(3) of the Securities Act of 1933;</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt; margin-right: 36pt; margin-left: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(ii)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">To reflect in the
          prospectus any facts or events arising after the effective date of this Registration Statement (or the most recent post-effective amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set
          forth in this Registration Statement;</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt; margin-right: 36pt; margin-left: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(iii)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">To include any
          material information with respect to the plan of distribution not previously disclosed in this Registration Statement or any material change to such information in this Registration Statement;</font></div>
      <div id="DSPFPageBreakArea" style="clear: both; margin-top: 10pt; margin-bottom: 10pt;">
        <div id="DSPFPageBreak" style="page-break-after: always;">
          <hr style="border-width: 0px; clear: both; margin: 4px 0px; width: 100%; height: 2px; color: #000000; background-color: #000000;" noshade="noshade"></div>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;"><font style="font-style: italic;">provided, however</font>, that paragraphs (a)(1)(i) and (a)(1)(ii) above do not apply if the registration statement
        is on Form S-3, Form S-8, or Form F-3 and the information required to be included in a post-effective amendment by those paragraphs is contained in periodic reports filed with or furnished to the Commission by the Company pursuant to Section 13 or
        Section 15(d) of the Securities Exchange Act of 1934 that are incorporated by reference in this Registration Statement.</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt;"><font style="font-family: 'Times New Roman', Times, serif;">(2)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">That, for the purpose of determining any liability under
          the Securities Act of 1933, each such post-effective amendment shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial <font style="font-style: italic;">bona fide</font> offering thereof.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 72pt;"><font style="font-family: 'Times New Roman', Times, serif;">(3)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">To remove from registration by means of a post-effective
          amendment any of the securities being registered which remain unsold at the termination of the offering.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(b)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">The undersigned Company hereby undertakes that, for
          purposes of determining any liability under the Securities Act of 1933, each filing of the Company&#8217;s annual report pursuant to Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934 (and, where applicable, each filing of an
          employee benefit plan&#8217;s annual report pursuant to Section 15(d) of the Securities Exchange Act of 1934) that is incorporated by reference in this Registration Statement shall be deemed to be a new registration statement relating to the securities
          offered therein, and the offering of such securities at that time shall be deemed to be the initial <font style="font-style: italic;">bona fide</font> offering thereof.</font></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt;"><font style="font-family: 'Times New Roman', Times, serif;">(c)</font>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="font-family: 'Times New Roman', Times, serif;">Insofar as indemnification for liabilities arising under
          the Securities Act of 1933 may be permitted to directors, officers and controlling persons of the Company pursuant to the foregoing provisions, or otherwise, the Company has been advised that in the opinion of the Commission such indemnification
          is against public policy as expressed in the Act and is, therefore, unenforceable.&#160; In the event that a claim for indemnification against such liabilities (other than the payment by the Company of expenses incurred or paid by a director, officer
          or controlling person of the Company in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the Company will, unless in the
          opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Act and will be governed by
          the final adjudication of such issue.</font></div>
      <div><br>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">(signatures on following page)</div>
      <div style="clear: both; margin-top: 10pt; margin-bottom: 10pt;" id="DSPFPageBreakArea">
        <div style="page-break-after:always;" id="DSPFPageBreak">
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      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">SIGNATURES</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Pursuant to the requirements of the Securities Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the
        requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Chattanooga, State of Tennessee, on April 27, 2021.</div>
      <div><br>
      </div>
      <div>
        <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: rgb(0, 0, 0);" id="z9895b92815d84fef9ce533d2bb1f7823" border="0" cellpadding="0" cellspacing="0">

            <tr>
              <td style="width: 50%; vertical-align: top;">&#160;</td>
              <td colspan="2" style="vertical-align: top;">
                <div style="font-family: 'Times New Roman', Times, serif;">ASTEC INDUSTRIES, INC.</div>
              </td>
            </tr>
            <tr>
              <td style="width: 50%; vertical-align: top;">&#160;</td>
              <td colspan="2" style="vertical-align: top;">&#160;</td>
            </tr>
            <tr>
              <td style="width: 50%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
              <td style="width: 3%; vertical-align: top; padding-bottom: 2px;">
                <div style="font-family: 'Times New Roman', Times, serif; font-size: 12pt;"><font style="font-size: 10pt;">By:</font> <br>
                </div>
              </td>
              <td style="width: 47%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Barry Ruffalo </td>
            </tr>
            <tr>
              <td style="width: 50%; vertical-align: top;">&#160;</td>
              <td style="vertical-align: top; width: 3%;">
                <div style="font-family: 'Times New Roman', Times, serif;"><br>
                </div>
              </td>
              <td style="vertical-align: top; width: 47%;">
                <div style="font-family: 'Times New Roman', Times, serif;">Barry Ruffalo</div>
              </td>
            </tr>
            <tr>
              <td style="width: 50%; vertical-align: top;">&#160;</td>
              <td style="vertical-align: top; width: 3%;">
                <div style="font-family: 'Times New Roman', Times, serif;"><br>
                </div>
              </td>
              <td style="vertical-align: top; width: 47%;">
                <div style="font-family: 'Times New Roman', Times, serif;">President and Chief Executive Officer</div>
              </td>
            </tr>

        </table>
      </div>
      <div id="DSPFPageBreakArea" style="clear: both; margin-top: 10pt; margin-bottom: 10pt;">
        <div id="DSPFPageBreak" style="page-break-after: always;">
          <hr style="border-width: 0px; clear: both; margin: 4px 0px; width: 100%; height: 2px; color: #000000; background-color: #000000;" noshade="noshade"></div>
      </div>
      <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;">POWER OF ATTORNEY<a name="POWEROFATTORNEY"><!--Anchor--></a></div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Anshu Pasricha and Jamie E. Palm, and each of
        them, as his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign any or all amendments (including
        post-effective amendments) to this Registration Statement, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents,
        and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that
        said attorneys-in-fact and agents or any of their substitutes, may lawfully do or cause to be done by virtue hereof.</div>
      <div><br>
      </div>
      <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman', Times, serif;">Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and
        on the dates indicated.</div>
      <div><br>
      </div>
      <table style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;" id="zd20abb9d1bbe467795ec81e929f53566" border="0" cellpadding="0" cellspacing="0">

          <tr>
            <td style="width: 37.62%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;"><u>Signature</u></div>
            </td>
            <td colspan="1" style="width: 2%; vertical-align: top;">&#160;</td>
            <td style="width: 38%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;"><u>Title</u></div>
            </td>
            <td style="width: 22%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-weight: bold;"><u>Date</u></div>
            </td>
          </tr>
          <tr>
            <td rowspan="1" style="width: 37.62%; vertical-align: top;">&#160;</td>
            <td rowspan="1" colspan="1" style="width: 2%; vertical-align: top;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top;">&#160;</td>
            <td rowspan="1" style="width: 22%; vertical-align: top;">&#160;</td>
          </tr>
          <tr>
            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Barry A. Ruffalo</td>
            <td colspan="1" rowspan="1" style="width: 2%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 22%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
          </tr>
          <tr>
            <td style="width: 37.62%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Barry A. Ruffalo</div>
            </td>
            <td colspan="1" style="width: 2%; vertical-align: top;">&#160;</td>
            <td style="width: 38%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">President and Chief Executive Officer </div>
              <div style="font-family: 'Times New Roman', Times, serif;">(Principal Executive Officer) and Director</div>
            </td>
            <td style="width: 22%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">April 27, 2021</div>
            </td>
          </tr>
          <tr>
            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Rebecca A. Weyenberg </td>
            <td colspan="1" rowspan="1" style="width: 2%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 22%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
          </tr>
          <tr>
            <td style="vertical-align: top; width: 37.62%;">
              <div style="font-family: 'Times New Roman', Times, serif;">Rebecca A. Weyenberg</div>
            </td>
            <td colspan="1" style="vertical-align: top; width: 2%;">&#160;</td>
            <td style="vertical-align: top; width: 38%;">
              <div style="font-family: 'Times New Roman', Times, serif;">Chief Financial Officer<br>
                (Principal Financial Officer)</div>
            </td>
            <td style="vertical-align: top; width: 22%;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">April 27, 2021</div>
            </td>
          </tr>
          <tr>
            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Jamie E. Palm</td>
            <td colspan="1" rowspan="1" style="width: 2%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 22%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
          </tr>
          <tr>
            <td style="width: 37.62%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Jamie E. Palm</div>
            </td>
            <td colspan="1" style="width: 2%; vertical-align: top;">&#160;</td>
            <td style="width: 38%; vertical-align: top;">
              <div style="font-family: 'Times New Roman', Times, serif;">Vice President, Chief Accounting Officer and Corporate Controller </div>
              <div style="font-family: 'Times New Roman', Times, serif;">(Principal Accounting Officer)</div>
            </td>
            <td style="width: 22%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">April 27, 2021</div>
            </td>
          </tr>
          <tr>
            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ William D. Gehl </td>
            <td colspan="1" rowspan="1" style="width: 2%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 22%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
          </tr>
          <tr>
            <td style="width: 37.62%; vertical-align: top;">
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            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ James B. Baker</td>
            <td colspan="1" rowspan="1" style="width: 2%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
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            <td style="width: 22%; vertical-align: top;">
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            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Tracey H. Cook</td>
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            <td style="width: 37.62%; vertical-align: top;">
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            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Mary L. Howell</td>
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            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ Charles F. Potts </td>
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            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
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            <td rowspan="1" style="width: 37.62%; vertical-align: top; border-bottom: 2px solid rgb(0, 0, 0);">/s/ William B. Sansom </td>
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            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
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            <td style="width: 37.62%; vertical-align: top;">
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            <td rowspan="1" style="width: 38%; vertical-align: top; padding-bottom: 2px;">&#160;</td>
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              <div>&#160;</div>
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            <td style="width: 22%; vertical-align: top;">
              <div style="text-align: center; font-family: 'Times New Roman', Times, serif;">April 27, 2021</div>
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{"company-data": {"conformed-name": "ASTEC INDUSTRIES INC", "cik": "0000792987", "assigned-sic": "3531", "irs-number": "620873631", "state-of-incorporation": "TN", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-255536", "film-number": "21858804"}, "business-address": {"street1": "1725 SHEPHERD ROAD", "city": "CHATTANOOGA", "state": "TN", "zip": "37421", "phone": "4238995898"}, "mail-address": {"street1": "1725 SHEPHERD ROAD", "city": "CHATTANOOGA", "state": "TN", "zip": "37421"}}
As filed with the Securities and Exchange Commission on April 27, 2021.
Registration No. 333-_____
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
FORM S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
ASTEC INDUSTRIES, INC.
(Exact Name of Registrant as Specified in its Charter)
Tennessee
62-0873631
(State or Other Jurisdiction of
(I.R.S. Employer
Incorporation or Organization)
Identification No.)
1725 Shepherd Road
Chattanooga, Tennessee 37421
(423) 899-5898
(Address, Including Zip Code, of Principal Executive Offices)
Astec Industries, Inc. 2021 Equity Incentive Plan
(Full Title of the Plan)
Anshu Pasricha
General Counsel and Corporate Secretary
Astec Industries, Inc.
1725 Shepherd Road
Chattanooga, Tennessee 37421
Telephone:  (423) 899-5898
(Name, Address, Including Zip Code, and Telephone Number, Including Area Code, of Agent for Service)
With a copy to:
John B. Shannon, Esq.
Alston & Bird LLP
1201 West Peachtree Street
Atlanta, Georgia 30309
(404) 881-7000
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerging growth company. See
        the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.
Large accelerated filer X
Accelerated filer ☐
Non-accelerated filer ☐
(Do not check if a smaller reporting company)
Smaller reporting company ☐
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting
          standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.  □
CALCULATION OF REGISTRATION FEE
Title of Securities
to be Registered
Amount to
be Registered
Proposed
Maximum
Offering Price
Per Share
Proposed
Maximum
Aggregate
Offering Price
Amount of
Registration Fee
Common Stock, $0.20 par value
(1) 1,280,000
$76.51 (2)
$97,932,803 (2)
$10,685
(1)
Amount to be registered consists of an aggregate of 1,280,000 shares of Astec Industries, Inc. (the "Company") common stock to be issued pursuant to the grant or
                exercise of awards under the Astec Industries, Inc. 2021 Equity Incentive Plan (the "Plan"), including additional shares of Company common stock that may become issuable in accordance with the adjustment and anti-dilution provisions of the
                Plan.
(2)
Determined in accordance with Rule 457(h) under the Securities Act of 1933, as amended, the registration fee calculation is based on the average of the high and low
                prices of the Company's common stock as reported on the NASDAQ Global Select Market on April 21, 2021.
PART I
INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS
(a)
The documents containing the information specified in
          Part I of this Registration Statement will be sent or given to participants in the Plan as specified by Rule 428(b)(1) under the Securities Act of 1933, as amended (the "Securities Act").  These documents and the documents incorporated by
          reference in this registration statement pursuant to Item 3 of Part II of this form, taken together, constitute a prospectus that meets the requirements of Section 10(a) of the Securities Act.
(b)
Upon written or oral request, the Company will provide,
          without charge, the documents incorporated by reference in Item 3 of Part II of this Registration Statement.  The documents are incorporated by reference in the Section 10(a) prospectus.  The Company will also provide, without charge, upon
          written or oral request, other documents required to be delivered to participants pursuant to Rule 428(b).  Requests for the above-mentioned information should be directed to Anshu Pasricha, the Company's General Counsel and Corporate Secretary,
          at the address and telephone number on the cover of this Registration Statement.
PART II
INFORMATION REQUIRED IN REGISTRATION STATEMENT
Item 3.
Incorporation of Documents by
          Reference.
The following documents filed with the Securities and Exchange Commission (the "Commission") pursuant to the Securities Exchange Act of 1934, as
        amended (the "Exchange Act") are hereby incorporated by reference into this Registration Statement:
(1)
The Company's Annual Report on Form 10-K for the year
          ended December 31, 2020, filed with the Commission on
March 1, 2021
;
(2)
The Company's Current Reports on Form 8-K (excluding any
          information and exhibits furnished under Item 2.02 or 7.01 thereof) filed with the Commission on
March 1, 2021
,
March 1, 2021
and
March 11, 2021
;
(3)
All other reports filed by the Company pursuant to
          Section 13(a) or 15(d) of the Exchange Act since December 31, 2020 (except to the extent any parts of such reports were deemed furnished and not filed in accordance with SEC rules);
(4)
The description of the Common Stock contained in the
          Company's Registration Statement filed under Section 12 of the Exchange Act, including any amendments or reports filed for the purpose of updating such description; and
(5)
All other documents subsequently filed by the Company
          pursuant to Section 13(a), 13(c), 14 and 15(d) of the Exchange Act prior to the filing of a post-effective amendment to this Registration Statement that indicates that all securities offered have been sold or that deregisters all securities that
          remain unsold.
Any statement contained in a document incorporated or deemed incorporated herein by reference shall be deemed to be modified or superseded for the
        purpose of this Registration Statement to the extent that a statement contained herein or in any subsequently filed document which also is, or is deemed to be, incorporated herein by reference modifies or supersedes such statement.  Any such
        statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.
Item 4.
Description of Securities.
Not applicable.
Item 5.
Interests of Named Experts and
          Counsel.
Not applicable.
Item 6.
Indemnification of Directors and
          Officers.
As permitted under Tennessee law, the Company's Charter provides that a director shall not be personally liable to the Company or its shareholders for
        monetary damages for breach of fiduciary duty as a director, except that such provision does not eliminate or limit the liability of a director (a) for any breach of the director's duty of loyalty to the Company or its shareholders, (b) for acts or
        omissions not in good faith or which involve intentional misconduct or a knowing violation of law, or (c) for unlawful corporate distributions.
Under its Bylaws, the Company may indemnify and advance expenses to its current and former directors and officers with respect to certain liabilities
        incurred as a result of any threatened, pending, or completed action, suit or proceeding, whether civil, criminal, administrative, or investigative and whether formal or informal, to which such person is a party because he is or was a director or
        officer of the Company.  The liabilities that may be indemnified against include the obligations to pay judgments, fines, penalties, amounts paid in settlement, and reasonable expenses, including attorneys' fees, incurred with respect to a
        proceeding.  Any such indemnification is predicated upon the proposed indemnitee having met the standard of conduct specified in the Tennessee Business Corporation Act.  Determination concerning whether or not the applicable standard of conduct has
        been met can be made by (a) the Board of Directors by a majority vote of a quorum consisting of disinterested directors, (b) a majority vote of a committee of disinterested directors, (c) special legal counsel, or (d) an affirmative vote of a
        majority of shares held by the disinterested shareholders.  No indemnification shall be made to or on behalf of a director (i) in connection with a proceeding by or in the right of the Company in which the director was adjudged liable to the
        Company, or (ii) in connection with any other proceeding in which the director was adjudged liable on the basis that personal benefit was improperly received by him.  The Company's Bylaws also permit the Company to indemnify or advance expenses to
        its employees and agents to the same extent as to a director or officer.
Item 7.
Exemption from Registration
          Claimed.
Not applicable.
Item 8.
Exhibits.
Except as indicated below as being incorporated by reference to another filing with the Commission by the Company, the following exhibits to this
        registration statement are being filed herewith:
Exhibit Number
Description
4.1
Amended and Restated Charter of the Company, adopted on April 28, 1986 and amended on September 7, 1988, May 31, 1989 and January 15, 1999 (incorporated by
                reference to Exhibit 3.1 to the Company's Quarterly Report on Form 10-Q, filed with the Commission on November 9, 2011)
4.2
Amended and Restated Bylaws of the Company, adopted on March 14, 1990 and amended on July 29, 1993, July 26, 2007, July 23, 2008 and July 25, 2019 (incorporated
                by reference to Exhibit 3.1 to the Company's Quarterly Report on Form 10-Q, filed with the Commission on August 7, 2019)
5.1
Opinion of Alston & Bird LLP.
23.1
Consent of Alston & Bird LLP (included in Exhibit 5.1).
23.2
Consent of KPMG LLP
24.1
Power of Attorney (included on signature page).
99.1
Astec Industries, Inc. 2021 Equity Incentive Plan (incorporated by reference to Appendix A to the Company's Proxy Statement on Schedule 14A, filed with the
                Commission on March 18, 2021)
Item 9.
Undertakings.
(a)
The undersigned Company hereby undertakes:
(1)
To file, during any period in which offers or sales are
          being made, a post-effective amendment to this Registration Statement:
(i)
To include any
          prospectus required by Section 10(a)(3) of the Securities Act of 1933;
(ii)
To reflect in the
          prospectus any facts or events arising after the effective date of this Registration Statement (or the most recent post-effective amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set
          forth in this Registration Statement;
(iii)
To include any
          material information with respect to the plan of distribution not previously disclosed in this Registration Statement or any material change to such information in this Registration Statement;
provided, however
, that paragraphs (a)(1)(i) and (a)(1)(ii) above do not apply if the registration statement
        is on Form S-3, Form S-8, or Form F-3 and the information required to be included in a post-effective amendment by those paragraphs is contained in periodic reports filed with or furnished to the Commission by the Company pursuant to Section 13 or
        Section 15(d) of the Securities Exchange Act of 1934 that are incorporated by reference in this Registration Statement.
(2)
That, for the purpose of determining any liability under
          the Securities Act of 1933, each such post-effective amendment shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial
bona fide
offering thereof.
(3)
To remove from registration by means of a post-effective
          amendment any of the securities being registered which remain unsold at the termination of the offering.
(b)
The undersigned Company hereby undertakes that, for
          purposes of determining any liability under the Securities Act of 1933, each filing of the Company's annual report pursuant to Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934 (and, where applicable, each filing of an
          employee benefit plan's annual report pursuant to Section 15(d) of the Securities Exchange Act of 1934) that is incorporated by reference in this Registration Statement shall be deemed to be a new registration statement relating to the securities
          offered therein, and the offering of such securities at that time shall be deemed to be the initial
bona fide
offering thereof.
(c)
Insofar as indemnification for liabilities arising under
          the Securities Act of 1933 may be permitted to directors, officers and controlling persons of the Company pursuant to the foregoing provisions, or otherwise, the Company has been advised that in the opinion of the Commission such indemnification
          is against public policy as expressed in the Act and is, therefore, unenforceable.  In the event that a claim for indemnification against such liabilities (other than the payment by the Company of expenses incurred or paid by a director, officer
          or controlling person of the Company in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the Company will, unless in the
          opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Act and will be governed by
          the final adjudication of such issue.
(signatures on following page)
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the
        requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Chattanooga, State of Tennessee, on April 27, 2021.
ASTEC INDUSTRIES, INC.
By:
/s/ Barry Ruffalo
Barry Ruffalo
President and Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Anshu Pasricha and Jamie E. Palm, and each of
        them, as his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign any or all amendments (including
        post-effective amendments) to this Registration Statement, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents,
        and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that
        said attorneys-in-fact and agents or any of their substitutes, may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and
        on the dates indicated.
Signature
Title
Date
/s/ Barry A. Ruffalo
Barry A. Ruffalo
President and Chief Executive Officer
(Principal Executive Officer) and Director
April 27, 2021
/s/ Rebecca A. Weyenberg
Rebecca A. Weyenberg
Chief Financial Officer
(Principal Financial Officer)
April 27, 2021
/s/ Jamie E. Palm
Jamie E. Palm
Vice President, Chief Accounting Officer and Corporate Controller
(Principal Accounting Officer)
April 27, 2021
/s/ William D. Gehl
William D. Gehl
Chairman of the Board
April 27, 2021
/s/ James B. Baker
James B. Baker
Director
April 27, 2021
/s/ Tracey H. Cook
Tracey H. Cook
Director
April 27, 2021
/s/ William G. Dorey
William G. Dorey
Director
April 27, 2021
/s/ Mary L. Howell
Mary L. Howell
Director
April 27, 2021
/s/ Charles F. Potts
Charles F. Potts
Director
April 27, 2021
/s/ William B. Sansom
William B. Sansom
Director
April 27, 2021
/s/ William Bradley Southern
William Bradley Southern
Director
April 27, 2021
/s/ Glen E. Tellock
Glen E. Tellock
Director
April 27, 2021