SCHEDULES
SCHEDULE 14PARAMETERS
PART 6FINAL SETTLEMENT TANKS (WORK No. 11)
(1) Item | (2) Maximum design parameter |
---|---|
Finished ground level (+ or – 0.5m) | 9m AOD |
Configuration of individual final settlement tanks | 8 No. circular tanks each with a 39m diameter |
Depth | 4m AOD (5m below FGL) |
Foundations | Piles to a depth of -16m AOD (25m below FGL) |
Height | 18m AOD (9m above FGL) |
Return activated sludge/surplus activated sludge pumps | 18 No. |
Overall footprint of final settlement tanks including combined return activated sludge/surplus activated sludge pumping station | 130m x 225m |