TABLE 2-2. Preventive Maintenance Checks and Services Monthly Schedule (visual)

TABLE 2-1. Preventive Maintenance Checks and Services Daily Schedule (visual) - Bridge Assembled.

Section III. OPERATION UNDER UNUSUAL CONDITIONS

TM-5-5420-212-10-1 Improved Flaot Bridge Consisting of: Transporter Interior Bay Ramp Bay Manual
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ARMY TM 5-5420-212-10-1 MARINE CORPS TM 08676A-10/1-1 b. The preventive maintenance checks and services for a bridge used in engineer training with frequent assembly, trafficking an disassembly, are shown in Table 2-2. The components must be disassembled from the bridge and removed from pallets. TABLE 2-2. Preventive Maintenance Checks and Services Monthly Schedule (visual) - Bridge Disassembled. NOTE If any component shows obvious signs damage refer to Unit PMCS in TM 5-5420-212-23. ITEM ITEM TO BE PROCEDURES No INSPECTED All These inspections should look for evidence of the following: a. Damage to the protective paint and zinc coatings. b. Impact damage c. Signs of corrosion d. Resilient mounts are intact e. Correct operation of all shot bolts f. Check all welds for cracks especially indicator jaw No. 6. g. Security of carrying bar brackets h. Security of sway brace brackets i. All rollers free and not seized j. Damage to guide slots, dowels and pin holes k. Security of captive pins I. Cracking around jacking points m.Carrying tools intact and safe to use n. Equipment not ready/available if items above do not pass inspection Section II. OPERATION UNDER USUAL CONDITIONS An MGB mission is a multi-activity operation broken down into the following phases. Most o the activity is concurrent. For example during the assembly a double story bridge, after lowering the are bank end of bridge, the far bank crew are able to remove the launching nose while the near bank crew are lowering the near bank end of bridge. The purpose of this manual is to detail these procedures, therefore, to avoid confusion, concurrent activity is not addressed. The NCOIC will determine who performs these procedures and at what time. The bridging operation will begin with preliminary planning with includes preliminary studies, se selection, reconnaissance, design, estimation of manpower and times. This is covered in Chapter 3. Then follows the six phases of the operation. Phases a, b, e and f (below) are covered in Chapter 3 and phases c and d in Chapter 4, 5, 6 and 7. 2-3

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