TM 5-5420-278-24&P
0068 00
0068 00-1
DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
IMPROVED RIBBON BRIDGE (IRB)
RAMP BAY M16
NSN 5420-01-470-5825 P/N 12478918;
INTERIOR BAY M17
NSN 5420-01-470-5824 P/N 12478919.
RAMP BAY AND INTERIOR BAY CRACK REPAIR
PREPARATION, WELDING
INITIAL SETUP:
Tools and Special Tools
General mechanics tool kit
(Item 3, WP 0135 00)
Ponton leak detector (Table 2, Item 1,
WP 0135 00)
Materials
Aluminum plate stock
(Item 23, WP 0134 00)
References
TC 9-237
WP 0059 00
Equipment Condition
Ramp bay or interior bay removed from transporter
(TM 5-5420-278-10).
Inner and outer pontons separated (WP 0023 00
or WP 0042 00), if necessary, or unfolded
(TM 5-5420-278-10).