Exam (elaborations) Bailey Bridge

Bailey Bridge Exam Given a 210-foot TT bridge. What is the position of launching-nose links? - ANSWERS 30x40ft How many personnel does the routine repair detail consists of? - ANSWERS 6 How many personnel does the maintenance party usually consist of for important bridges subject to enemy action? - ANSWERS entire assembly crew What is the required safety setback on an unprepared abutment if the bank height is 6 feet? - ANSWERS (1.5) 6ft = 9ft Given a 140-foot TS bridge with grillage type 1 on both the near shore (NS) and far shore (FS). The far-bank seat is level with the near-bank seat. What is the position of the launching-nose links? - ANSWERS 20x40ft How is the initial bridge length determined? - ANSWERS adding the width of the gap, the safety setbacks, and the roller clearances. What is the purpose of construction rollers? - ANSWERS Aid in inserting the launchingnose links and provide clearance between the links and the ground How many NCOs and enlisted members are on the transom crew to construct a TT Bailey bridge? - ANSWERS 2 NCO, 28 enlisted What are the different types of stringers? - ANSWERS plain, button How many unloading parties are needed for a 100-foot DS bridge? - ANSWERS 5 How far should the extra set of plain rollers (called construction rollers) be placed temporarily behind the rocking rollers when determining longitudinal spacing? - ANSWERS 12 1/2 ft