ARMY TM 5-5420-212-10-1
MARINE CORPS TM 08676A-10/1-1
Repeat (2) to (7) to build the second roller beam (rear roller beam).
Position the center of front roller beam over centerline of bridge. Pull on baseplates until center of front roller
beam is directly over FRB peg. Ensure that roller beam is at right angle (900) to centerline of bridge.