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 STRUCTURAL
Antenna-Supporting Towers and Masts-Continued
n Structural Steel Towers, Ladders, and Safety Cages:
rust
corrosion
loose, missing, twisted, bowed, bent, or broken members
n Splices, Bolts, and Rivets:
rust
corrosion
loose, missing, other damage, broken welds
n Timber Towers and Ladders:
loose, missing, twisted, bowed, cracked, split, rotted
termite or other insect infestation of wooden members
n Guys and Anchorage:
cracked, split, rotted
loose, missing or damaged vibration dampers
termite or other insect infestation
looseness of wooden parts
metal parts for rust, corrosion, loose, missing, or other damage
frayed or broken strands or unequal tension of guys
inadequate deadman anchorage
missing or improper safety securing of hardware (i.e., mousing,
double nuts)
broken or missing ground straps and bonding connections
n Deviations from plumb:
n Painted Surface:
rust
corrosion
scaling
peeling
5-6
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