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OPINION OF PROBABLE COST <br />WINDSOR PARK 3RD ADDITION - SEWER CONNECTION <br />ELK RIVER, SHERBURNE COUNTY, MINNESOTA <br />February 6, 2020 <br />ITEM <br />NO. <br />ITEM <br />UNIT <br />NIT <br />QUANTITY <br />UNIT PRICE <br />AMOUNT <br />1 <br />MOBILIZATION <br />LUMP SUM <br />1 <br />$60,000.00 <br />$60,000.00 <br />2 <br />CLEARING & GRUBBING <br />TREE <br />10 <br />$550.00 <br />$5,500.00 <br />3 <br />BITUMINOUS PAVEMENT (PATCH) <br />SY <br />70 <br />$26.00 <br />$1,820.00 <br />4 <br />8" TRENCHLESS HDPE GRAVITY SEWER MAIN <br />LF <br />3,230 <br />$85.00 <br />$274,550.00 <br />5 <br />6" TRENCHLESS HDPE FORCE MAIN <br />LF <br />31250 <br />$60.00 <br />$195,000.00 <br />6 <br />CASTING ASSEMBLY <br />EACH <br />8 <br />$650.00 <br />$5,200.00 <br />7 <br />SANITARY MANHOLE <br />LF <br />200 <br />$250.00 <br />$50,000.00 <br />8 <br />EXTERIOR CHIMNEY SEAL <br />EACH <br />8 <br />$500.00 <br />$4,000.00 <br />9 <br />CONSTRUCT LIFT STATION <br />LUMP SUM <br />1 <br />$400,000.00 <br />$400,000.00 <br />10 <br />FORCEMAIN AIR RELEASE <br />LUMP SUM <br />1 <br />$5,000.00 <br />$5,000.00 <br />11 <br />6" CHECK VALVE <br />EACH <br />2 <br />$5,000.00 <br />$10,000.00 <br />11 <br />CONNECT TO EXISTING FORCEMAIN <br />EACH <br />1 <br />$2,500.00 <br />$2,500.00 <br />12 <br />CONNECT TO EXISTING LOW PRESSURE FORCEMAIN <br />EACH <br />1 <br />$1,000.00 <br />$1,000.00 <br />13 <br />TRAFFIC CONTROL <br />LUMP SUM <br />1 <br />$5,000.00 <br />$5,000.00 <br />14 <br />TOPSOIL BORROW <br />CY <br />550 <br />$20.00 <br />$11,000.00 <br />15 <br />1 SEEDING <br />ACRE <br />3.8 <br />$3,500.00 <br />$13,300.00 <br />16 <br />SEED MIXTURE <br />LB <br />570 <br />$5.00 <br />$2,850.00 <br />17 <br />FERTILIZER TYPE 3 <br />LB <br />1,330 <br />$2.50 <br />$3,325.00 <br />18 <br />HYDRAULIC BONDED FIBER MATRIX <br />LB <br />13,300 <br />$1.75 <br />$23,275.00 <br />19 <br />EROSION CONTROL BLANKETS CATEGORY 3N <br />SY <br />1,500 <br />$2.50 <br />$3,750.00 <br />20 <br />SILT FENCE, TYPE MS <br />LF <br />1,500 <br />1 $2.501 <br />$3,750.00 <br />CONSTRUCTION SUB -TOTAL: $1,081,000.00 <br />CONTINGENCIES: $108,000.00 <br />EASEMENT ACQUISITION $10,000.00 <br />ENGINEERING & ADMINISTRATION: $180,000.00 <br />TOTAL ESTIMATED PROJECT COST: $1,379,000.00 <br />