ARMY TM 5-5420-212-10-1
MARINE CORPS TM 08676A-10/1-1
(21) Light Tackle (LT)
Light tackle Is used to support the reinforcing links as a slack link chain under the bridge, during building and
booming. It lowers the link chain to its final position 7 ft (2.1 m) under each girder.
PLATE. Fits on protruding end of panel pin in bottom panel, on inside of bridge. Secured to end of pin with a
HOOKS. Fit on a carrying bar bracket of top panel, on outside of bridge. The hook closest to the end of the tackle
is the LOW position hook. The LOW position hook is connected to the top panel carrying bar bracket after the
bridge is jacked down. The other hook is the HIGH position hook. It is connected to the top panel bracket during
building and booming.
PULLEY. Allows the rope to ride through the block during changing of the hooks to a different position.