Four Corner - Texas Water Development Board

FOUR CORNERS AREA
WATER & WASTEWATER FACILITIES PLANNING STUDY
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PRELIMINARY COST ESTIMATE
Sanitary Sewer System to On-Site WWTP Facility
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ITEM DESCRIPTION UNIT QUANTITY UNIT PRICE TOTAL
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Area 1 (Richmond-Gaines/Boss Gaston Road Area)
Intermediate Lift Station (Ultimate 410 gpm) L.S. 1 $220,000.00 $220,000
Sanitary Sewer Manhole EA. 101 $2,500.00 $252,500
8-inch Gravity Sanitary Sewer L.F. 18205 $25.00 $455,125
12-inch Gravity Sanitary Sewer L.F. 11320 $30.00 $339,600
Appurtenances (wet sand, 0.1. sections, etc.) L.S. 1 $347,760.00 $347,760
Trench Safety System for Sanitary Sewers L.F. 29525 $2.00 $59,050
Service Tap w/ Connection to Existing Residence EA. 275 $1,500.00 $412,500
Area 1 Subtotal $2,086,535
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Area 2 (Boss Gaston Road west of Landfill)
Intermediate Lift Station (Ultimate 72 gpm) L.S. 1 $75,000.00 $75,000
Sanitary Sewer Manhole EA. 23 $2,500.00 $57,500
8-inch Gravity Sanitary Sewer L.F. 6420 $25.00 $160,500
12-inch Gravity Sanitary Sewer L.F. 970 $30.00 $29,100
Appurtenances (wet sand, D.l. sections, etc.) L.S. 1 $74,880.00 $74,880
Trench Safety System for Sanitary Sewers L.F. 7390 $2.00 $14,780
Service Tap w/ Connection to Existing Residence EA. 25 $1,500.00 $37,500
Area 2 Subtotal $449,260
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Area 3 (Richmond Road south of Dora Lane)
Intermediate Lift Station (Ultimate 116 gpm) L.S. 1 $100,000.00 $100,000
Sanitary Sewer Manhole EA. 29 $2,500.00 $72,500
8-inch Gravity Sanitary Sewer L.F. 4930 $25.00 $123,250
12-inch Gravity Sanitary Sewer L.F. 4780 $30.00 $143,400
Appurtenances (wet sand, D.l. sections, etc.) ' L.S. 1 $106,710.00 $106,710
Trench Safety System for Sanitary Sewers L.F. 9710 $2.00 $19,420
Service Tap w/ Connection to Existing Residence EA. 50 $1,500.00 $75,000
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Area 3 Subtotal $640,280
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SUBTOTAL CONSTRUCTION $3,176,075
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CONTINGENCIES (15%) $476,410
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ENGINEERING (10%) $365,250
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VI/INTP & LIFT STATION SITES/EASEMENTS ; $34,000
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ADMINISTRATION (5%) $202,590
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TOTAL WASTEWATER COLLECTION SYSTEM $4,254,325
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F :\STARS \E NG\500\57000200'o(reportest.xl s fV\'V'.'ONSITE
21111991 DH
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Revised 2/1 0199