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Engineer's EstimateENGINEER'S ESTIMATE FOR REFLECTIONS AT LAKE RILEY IN CHANHASSEN, MINNESOTA January 28, 2011 Section A - Grading & Miscellaneous Sitework Contract Item Unit Unit Price Bid Estimate Quantity Amount Section A - Grading & Miscellaneous Sitework Heavy Duty Erosion Control Fence (Installed) LF $1.70 3810 $6,477.00 Erosion Control Fence (Installed) LF $1.40 3857 $5,399.80 Secondary Erosion Control Fence (Installed) LF $1.40 1833 $2,566.20 Common Excavation CY $1.25 115121 $143,901.25 Subgrade Correction (Measured) CY $1.80 74043 $133,277.40 Clear & Grub AC $2,600.00 4.60 $11,960.00 Topsoil Re- spread CY $1.20 20409 $24,490.80 Gravel Entrance (includes 1 year Maintenance) EA $2,000.00 1 $2,000.00 Demolition & Removal per Plan LS $15,000.00 1 $15,000.00 Erosion Control Blanket Type III SY $1.00 17873 $17,873.00 Erosion Control Blanket Type IV SY $1.00 1742 $1,742.00 Bioroll Ditch Checks EA $75.00 4 $300.00 Rock Berms EA $275.00 13 $3,575.00 Temp Seed & Mulch (per NPDES Permit) AC $500.00 15.00 $7,500.00 Permanent Seed and Mulch per Plan AC $750.00 21.85 $16,387.50 BSWR Seed 32 -291 and Mulch AC $1,000.00 3.45 $3,450.00 NPDES Compliance (Estimated) LS $5,000.00 1 $5,000.00 Conservation Sign EA $150.00 12 $1,800.00 Total Grading & Miscellaneous Sitework Proposal Amount T $402,699.95 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section B - Sanitary Sewer 8" PVC SDR 35, 10' -15' Depth LF $25.00 688 $17,200.00 8" PVC SDR 26, 10' -15' Depth LF $28.00 187 $5,236.00 8" PVC SDR 26, 15' -20' Depth LF $32.00 569 $18,208.00 8" PVC SDR 26, 20' -25' Depth LF $38.00 155 $5,890.00 8" DIP, 10' -15' Depth LF $32.00 60 $1,920.00 8" DIP, 15' -20' Depth LF $35.00 70 $2,450.00 8" DIP, 20' -25' Depth LF $42.00 158 $6,636.00 8" DIP, 25' -30' Depth LF $55.00 407 $22,385.00 6" PVC SDR 26 Service Pipe LF $12.50 680 $8,500.00 6" PVC SDR 26 Riser Pipe VF $15.00 39.5 $592.50 8 "x 6 " PVC Service WYE EA $100.00 17 $1,700.00 Sanitary Sewer Manhole (0' -10' Depth) EA $1,350.00 14 $18,900.00 Sanitary Sewer Manhole Extra Depth VF $80.00 95.3 $7,624.00 Drop Section VF $300.00 30.4 $9,120.00 Connect to Existing Sanitary Sewer EA $5,000.00 1 $5,000.00 Test Sanitary Sewer LS $2,000.00 1 $2,000.00 Televise Sanitary Sewer LS $1,500.00 1 $1,500.00 Total Sanitary Sewer Contract Amount $134,861.50 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section C - Watermain 6" D.I.P. Class 52 LF $30.00 60 $1,800.00 8" PVC C900, DR 18 LF $20.00 1403 $28,060.00 12" PVC C900, DR 18 LF $26.00 230 $5,980.00 Fire Hydrant w/ Gate Valve EA $2,500.00 3 $7,500.00 D.I.P. Fittings LB $1.60 2050 $3,280.00 1" Corporation Stop EA $175.00 17 $2,975.00 1" Curb Stop & Box EA $225.00 17 $3,825.00 1" Copper (Type -K) Service Pipe LF $15.00 680 $10,200.00 8" Gate Valve & Box EA $1,400.00 3 $4,200.00 12" Gate Valve & Box EA $2,200.00 2 $4,400.00 4" Rigid Insulation SF $3.50 160 $560.00 Connect To Existing Watermain EA $1,500.00 1 $1,500.00 Watermain Test LS $2,500.00 1 $2,500.00 Irrigation service - including Corp, curb and Sleve EA $2,500.00 1 $2,500.00 Total Watermain Contract Amount $79,280.00 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section D - Storm Sewer 12" RCP Class 5 LF $25.00 587 $14,675.00 15" RCP Class 5 LF $28.00 322 $9,016.00 18" RCP Class 5 LF $30.00 155 $4,650.00 21" RCP Class 4 LF $34.00 317 $10,778.00 27" RCP Class 3 LF $40.00 122 $4,880.00 27" FES w /Trash Guard EA $1,350.00 3 $4,050.00 27" Diameter Catch Basin EA $900.00 1 $900.00 24 "x36" Catch Basin EA $1,100.00 4 $4,400.00 48" Catch Basin Manhole (0' -10' Depth) EA $1,600.00 11 $17,600.00 54" Manhole (0' -10' Depth) EA $1,750.00 1 $1,750.00 60" Catch Basin Manhole (Extra Depth) VF $2,200.00 1 $2,200.00 60" Manhole (0' -10' Depth) EA $2,200.00 2 $4,400.00 Pond Outlet Control Structure (See Detail) EA $5,000.00 1 $5,000.00 RIP RAP Class III CY $60.00 32 $1,920.00 4" PVC Perforated Draintile Back -of -Curb LF $8.00 2979 $23,832.00 6" PVC Draintile Cleanout EA $200.00 25 $5,000.00 6" PVC Perforated Draintile - Storm Basin LF $10.00 364 $3,640.00 6" PVC Draintile Cleanout EA $200.00 4 $800.00 Filter Fabric and Aggregate for Storm Basin Draintile CY $20.00 162 $3,240.00 Restore around Storm Basin Draintile per plan LS $1,500.00 1 $1,500.00 Total Storm Sewer Contract Amount $124,231.00 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section E - Streets Mobilization LS $5,000.00 1 $5,000.00 Subgrade Preparation SY $0.75 6650 $4,987.50 12" Class 5 100% Crushed (MnDOT 3138) SY $7.50 6080 $45,600.00 24" Select Granular Borrow (MnDOT 3149.213) SY $7.50 6650 $49,875.00 2" Bituminous Base (MnDOT 2350 LVNW35030B) SY $6.80 5003 $34,020.40 Tack Coat (MnDOT 2357) GL $3.25 250 $812.50 1.5" Bituminous Wear (MnDOT 2350 LVWE35030B) SY $5.00 5003 $25,015.00 Concrete Mountable Curb & Gutter LF $9.00 3420 $30,780.00 Concrete B618 Curb & Gutter LF $10.00 325 $3,250.00 Concrete Approach Nose SF $7.50 200 $1,500.00 Sawcut and remove existing street LS $1,500.00 1 $1,500.00 Adjust Gate Valve Box EA $200.00 5 $1,000.00 Adjust Catch Basin Casting EA $150.00 15 $2,250.00 Adjust Manhole Casting EA $300.00 11 $3,300.00 Backfill Curb & Gutter and Grade Boulevard LS $3,000.00 1 $3,000.00 5'x6" Concrete Sidewalk w /4" Class 5 base SY $3.75 950 $3,562.50 Wood Chips and Silt Fence Back of Curb after Private Utilities LF $2.00 3420 $6,840.00 Concrete Pedestrian Ramp EA $450.00 4 $1,800.00 4" Conduit Crossing EA $300.00 6 $1,800.00 Restore all disturbed areas per SWPPP LS $2,500.00 1 $2,500.00 Maintain Erosion Control per SWPPP LS $5,000.00 1 $5,000.00 CB Inserts - Street Style EA $350.00 15 $5,250.00 CB Inserts - Yard Style EA $175.00 2 $350.00 Street Signs EA $500.00 7 $3,500.00 Street Lights EA $1,500.00 5 $7,500.00 Total Street Contract Amount $249,992.90 Total Sanitary Sewer Contract Amount $134,861.50 Total Watermain Contract Amount $79,280.00 Total Storm Sewer Contract Amount $124,231.00 Total Street Contract Amount $249,992.90 TOTAL PUBLIC IMPROVEMENT AMOUNT $588,365.40 Total Grading and Site Contract Amount $402,699.95