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 STRUCTURAL
Bridges and Trestles-Continued
n Metal Handrails:
rust
corrosion
loose
missing
broken
misalignment
other damage
Bridge Seats, Bearing and Cover Plates:
rust
corrosion
missing
loose
other damage
failure to cover ranges of movement
n Rollers and Other Similar Devices:
rust
corrosion
inadequate lubrication
failure to allow movement
failure to cover ranges of movement
Cables:
frayed, raveled, or broken strands
inadequate lubrication
defective anchorage
interference from over-hanging objects
5-13
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