Aluminum and noncorrosive.
PAD A PERIMETER ROAD FIXED SERVICE STRUCTURE — ТЫ SERVICE EL 69.2m (227 FT) VENT LINE/ ACCESS 1 ---- EL 58.5m (192 FT) т EL 52.7m (173 FT) 6.7 m.
(_tartarus_) because it has been removed from the Orbiter for changeout.
PAD A PERIMETER ROAD FIXED SERVICE STRUCTURE — ТЫ SERVICE EL 69.2m (227 FT) VENT LINE/ ACCESS 1 ---- EL 58.5m (192 FT) т EL 52.7m (173 FT) 6.7 m.
(_tartarus_) because it has been removed from the Orbiter for changeout.