Have a railroad tie handy to fit in until you have achieved the depth you want for the steps. Pour gravel down into the trenches before you put in the railroad tie. The gravel will help stabilize the tie. The gravel will move less than dirt, thus preventing drift over time. The idea ...
*David Uehara, Troop 413, Install RR tie retaining wall on right side of figure 8 cut. Landscape behind the wall with weed barrier cloth and wood chips. 10-30-20 *Connor Parsons, Troop 860, build a pedestrian bridge and a set of railroad tie steps across from station for direct access ...