Laserfiche WebLink
River Islands Development at Lathrop November 2020 <br /> Final Phase 2 Sewer Technical Report Rev 1 #6520 <br /> 7.1.4 Sewer Lift Station Al (LS-A1) <br /> Sewer lift station Al (previously referred to as the Stage 2A lift station) was designed by PACE and is <br /> currently in operation. The lift station is located in development stage 2A at the intersection of S2 Street <br /> and River Islands Parkway. Flow from Collection Area Al is conveyed along River Islands Parkway into <br /> the lift station's 8-foot wide by 18-foot long by 31-foot tall precast concrete wet well. At full buildout, the lift <br /> station will be installed with 3 duty+ 1 standby 15 horsepower(hp)submersible pumps each rated at 1,100 <br /> GPM at 28 feet TDH. The 3 duty pumps will provide a firm pumping capacity of 3,300 GPM. The station <br /> is equipped with a standby generator, and an above ground electrical and chemical building as shown in <br /> Figure 7-3 below. <br /> Sts€hkf — — — - — — <br /> FROM 29 RMO TOWER <br /> i <br /> A-9 �ja <br /> r i - <br /> Wool i <br /> ! — VALVE <br /> iRAI , <br /> REC1'(LfU <br /> kJER I <br /> s A FLEC ICALQEMKA SES GBMTOR _._._._._._._._, <br /> RO011! ROOAI <br /> l �+ <br /> � F SEREEJ <br /> TO 1 R MAIN FROM 2A <br /> SEWER TRUNK <br /> Figure 7-3: Collection Area Sewer Lift Station Al Site Plan View <br /> Table 7-2: Sewer Lift Station Al — Firm Pump Capacity at Full Buildout <br /> Pumping <br /> Capacity (GPM) Motor Rated <br /> Pump Number @ 28' TDH Horsepower Motor Drive Status <br /> Sewage Pump#1 1,100 15 Variable Duty <br /> Frequency Drive <br /> Sewage Pump#2 1,100 15 Variable Duty <br /> Frequency Drive <br /> Sewage Pump#3 1,100 15 Variable Duty <br /> Frequency Drive <br /> Sewage Pump#4 1,100 15 Variable Standby <br /> Frequency Drive <br /> Total Firm Pumping Capacity 3,300 <br /> 30 <br />