Sewer Collection System LegendSewer Collection System Legend
Unknown Manhole - Flow Tube
Manhole Commercial Service
Split Manhole Domestic Service
• Flush Inlet Gravity Main
• Cleanout Inverted Siphon
Bend Force Main
Cap Vacuum Main
o Coupling F Lift Station
• Cross a Pump Station
• Saddle C Treatment Plant
Sleeve Inspection Manhole
Tap Meter Box
ai Tee Valve Vault
Wye Vault
A Gate Valve Casing
A Plug Valve - Pig Station
El Pressure Clean Out Valve Tank
- Air Release Valve Diversion Chamber
E Blow Off Valve Lift Station
E Vacuum Release Valve ® Pump Station
IR Vacuum Cleanout Valve Storage Basin
Access Manhole Treatment Plant Structure
® Service Connection Point