Orange County NC Website
Browse       Search
122 <br /> CommunitySmall Collection Construction Costs <br /> Capital Costs: Grinder Sewer On-Lot Pump Package <br /> On-lot equipment for grinder systems consists of the following: <br /> • 1-2 Hp(0.75-1.5 kVA, 230 VAC grinder pump <br /> • 80-to 100-gallon (0.3-to 0.4-m3) basin,typically polyethylene or fiberglass <br /> • Control panel and level controls <br /> • Service connection (ball valve and check valve) <br /> • Short building sewer, <br /> • Shallowly buried, small-diameter service lateral at constant depth (below frost depth). <br /> Constructed costs for on-lot grinder packages, excluding the service connection, building sewer,and service lateral, <br /> are provided in Table 3. On-lot grinder package installation costs vary as a result of basin volume, basin material, <br /> Figure 3.Typical grinder burial depth,geological conditions,groundwater elevation, basin location and building sewer length, number of units, <br /> basin,pump,and assembly. reserve storage requirements,and existing home electrical upgrades for 230 VAC power. <br /> Table 3.On-Lot Grinder Package Capital Costs for Grinder Sewers. <br /> Project Name Yr Unit Qty USD/Connection <br /> Carlisle, IA 2008 Each 152 $4,035 <br /> Leisure Lake, IA 2012 Each 339 $5,207 <br /> Costs: Pressure Sewer(Grinder and Effluent Sewer) Service Laterals <br /> In addition to the pump packages that are required for grinder and effluent sewers,pressure sewers also require a 1-inch to 1.25-inch diameter <br /> (25-mm to 30-mm)service lateral installed at a constant depth.Service laterals include a service connection (Figure 4)that consists of a ball valve, <br /> check valve,and access riser. <br /> —k dwiXtuss Gask&0ted Lid wird/ <br /> sudilless•SIM BOILS <br /> fh.wid"t&»r q 10fial) <br /> Frm—L1ate RowdSrrrl'irec• <br /> 14 Coto, Insulared <br /> C'r+(ywrTopviilg Kirt, PVC'Af.-rc°s.sRisvrwith,Lidt1210i <br /> 6_ a ('luck•[ 401-C, <br /> Lull 1�rl�t� <br /> 1.T,ii 0 Su rvic c <br /> Lcrltrcrl tccrry icarY�N I <br /> Tee or Saddle or Tap <br /> Mouse Holes <br /> Figure 4.Pressure sewer service lateral. <br /> NFS-EFS-CC-1 ®2014 Orenco Systems®Inc. <br /> Rev.1.6,©08/14 <br /> Page 4 of 13 <br />