Part tie pickup, part brush cutter, part ditch cleaner, the new Maintenance of Way machine might just be the most versatile piece of equipment in Union Pacific’s arsenal. Now on its sixth iteration, this piece of SMRT equipment and its crew no longer just pick up ties; they can clear vegetation and spray for weeds along railroad right of way, collect scrap metal, and load cars with ballast, the rock used to stabilize tracks. Read more about this --> https://www.up.com/aboutup/community/inside_tr