Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 370 - ILLINOIS RECOMMENDED STANDARDS FOR SEWAGE WORKS
Subpart D - SEWAGE PUMPING STATIONS
Section 370.400 - General
Current through Register Vol. 48, No. 38, September 20, 2024
a) Flooding
Sewage pumping station structures and electrical and mechanical equipment shall be protected from physical damage by the 100 year flood. Sewage pumping stations should remain fully operational and accessible during the 25 year flood. Regulations of State and Federal agencies regarding flood plain obstructions shall be considered.
b) Accessibility
The pumping station shall be readily accessible by maintenance vehicles during all weather conditions. The facility should be located off the traffic way of streets and alleys.
c) Grit
Where it is necessary to pump sewage prior to grit removal, the design of the wet well and pump station piping shall receive special consideration to avoid operational problems from the accumulation of grit.