NOTEIf a hole is observed, monitor thebridge or raft’s performance. Ifvisual evidence of taking on wateris observed (such as riding low inwater), pump the water out whileoperations continue. If the waterintake is faster than the pumpingcapacity, remove and replace thedamaged bay. The damaged bay isdeadlined until repairs are made.Table 1. Operator Preventive Maintenance Checks and Services (PMCS) for Improved Ribbon Bridge Ramp Bay (Contd).ITEM TONOT FULLYITEMCHECK/MISSIONNO.INTERVALSERVICEPROCEDURECAPABLE IF:TM 5-5420-278-100015 000015 00-25785645DuringLeft personnelwalkway (5) androadway (6)surfacesCheck for structural damage,deformity, holes, and tears.Damage preventssafe traffic crossingor causes personnelsafety hazard.46DuringRear transverseupper coupling (7) and receptacleblocks (8)Check for proper operation andstructural damage.Damage preventscoupling from proper operation or seating inreceptacle.
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