I think so, just this end is lightly used.  The following brochure shows the entire trail.  Most of it looks very accurately mapped based on ESRI imagery and Strava Heatmap.

It's not to far from my house, so I may bring my bike and confirm.

https://mccormickscchamber.org/wp-content/uploads/savannah-valley-railroad-trail-brochure.pdf

