Outdoor Sign
Buried/Submerged Structure
Subterranean Vertical Shaft
Horizontal Tunnel
Subterranean Duct Bank
Utility Trench
Mine
Elevated Linear Structure
Elevated Line
Elevated Pipe Line
Aqueduct
Temporary Movable Structure
Temporary Platform
Temporary Staging
Temporary Building
Tent
Moving Structure
Track-Based Moving Structure
Wheel-Based Moving Structure
Cable-Based Moving Structure