text_original: They were constructed by building a roadway more or less level, and by placing, upon wooden crossties, two wooden rails. At some mines, a thin plate of iron was nailed on the upper surface of the rails. Cast  iron rails, three or four feet long, were also common.
text_transcription: THEY WERE CONSTRUCTED BY BUILDING A ROADWAY MORE OR LESS LEVEL AND BY PLACING UPON WOODEN CROSS TIES TWO WOODEN RAILS AT SOME MINES A THIN PLATE OF IRON WAS NAILED ON THE UPPER SURFACE OF THE RAILS CAST IRON RAILS THREE OR FOUR FEET LONG WERE ALSO COMMON
phonemes: ðeɪ wɜː kənstɹˈʌktᵻd baɪ bˈɪldɪŋ ɐ ɹˈoʊdweɪ mˈɔːɹ ɔːɹ lˈɛs lˈɛvəl, ænd baɪ plˈeɪsɪŋ, əpˌɑːn wˈʊdən kɹˈɔstiz, tˈuː wˈʊdən ɹˈeɪlz. æt sˌʌm mˈaɪnz, ɐ θˈɪn plˈeɪt ʌv ˈaɪɚn wʌz nˈeɪld ɔnðɪ ˌʌpɚ sˈɜːfɪs ʌvðə ɹˈeɪlz. kˈæst ˈaɪɚn ɹˈeɪlz, θɹˈiː ɔːɹ fˈɔːɹ fˈiːt lˈɔŋ, wɜːɹ ˈɔːlsoʊ kˈɑːmən.