Air piping in each well (complete)
Casing, complete
Collecting basin
Collecting pipe, any two or more continuous standard lengths of pipe with appurtenances
Eduction pipe
Fence
Landscaping (complete project)
Lighting or power system
Manhole
Overflow spillway or channel
Piling
Sewer (complete)
Screen or strainer (complete)
Tank
Tunnel
Valve
Valve vault
Well or spring structure
Ill. Admin. Code tit. 83, § 605.307