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COST ESTIMATE FOR REHABILITATION OF WOODS LAKE RESERVOIR All prices are installed/placed cost u.n.o. 01/13/99 UNIT ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT MORlLIZATION.INSURANCE BONDS 1.00 L.S. $25,000.00 $25,000.00 OUTLET Dewatering 1.00 L.s. $15,000.00 $15,000.00 Breach excavation 10000.00 C.Y. $4.00 $40,000.00 Removal of concrete structures & irr. Pipe 1.00 L.S. $15,000.00 $15,000.00 Inlet structure concrete 50.00 c.Y. $450.00 $22,500.00 36" gate, thimble, stem & operator 1.00 L.S. $10,000.00 $10,000.00 24" gate, stem & operator 1.00 L.S. $7,000.00 $7,000.00 Trashracks 2.00 L.S. $500.00 $1,000.00 36" RCP conduit 155.00 L.F. $120.00 $18,600.00 Pipe bedding 80.00 C.Y. $300.00 $24,000.00 Dissipation structure concrete 35.00 C.Y. $450.00 $15,750.00 Breach fill - w/add'l borrow from splwy excav 11000.00 C.Y. $4.00 $44,000.00 Borrow Material 1000.00 C.Y. $2.00 $2,000.00 Walkway footing 1.50 C.Y. $500.00 $750.00 Walkway steel 2850.00 Ib $1.50 $4,275.00 Handrail 1.00 L.S. $1,500.00 $1,500.00 Auxiliary gate steel 603.00 L.S. $8.00 $4,824.00 Riprap 350.00 C.Y. $40.00 $14,000.00 Riprap bedding 120.00 C.Y. $30.00 $3,600.00 Crest gravel- 4" x 15' w x 1000' 200.00 C.Y. $17.00 $3,400.00 Seeding 1.00 Acre $2,000.00 $2,000.00 $249,199.00 SPILLWAY - 450' lon~ with 6'1 side slopes Infill Existing Spillway 700.00 C.Y. $4.00 $2,800.00 Excavation 4000.00 C.Y. $4.00 $16,000.00 Cut-off wall 80.00 C.Y. $400.00 $32,000.00 Riprap -20' US & 10' DS of cutoff 850.00 C.Y. $40.00 $34,000.00 Riprap bedding 300.00 C.Y. $30.00 $9,000.00 Seeding - infill & new spwy 1.00 Acre $2,000.00 $2,000.00 $95,800.00 RAISE SADDLE DAM Fill - borrow from spillway excavation 2000.00 C.Y. $5.00 $10,000.00 Crest gravel - 4"x20'xI800' 450.00 C.Y. $17.00 $7,650.00 $17,650.00 TOE DRAINS 525.00 L.F. $25.00 $13,125.00 . e e TOTAL CONSTRUCTION COSTS $400,774.00 10% CONTINGENCY $40,077.00 e TOTAL COST $440,851.00 I