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Engineer's Estimate
ENGINEER'S ESTIMATE FOR REFLECTIONS AT LAKE RILEY 2nd ADDITION IN CHANHASSEN, MINNESOTA October 28, 2011 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section A - Grading & Miscellaneous Sitework Erosion Control Fence (Installed) LF $1.40 1108 $1,551.20 Secondary Erosion Control Fence (Installed) LF $1.40 4666 $6,532.40 Common Excavation Cy $1.25 22000 $27,500.00 Subgrade Correction (Measured) Cy $1.80 4400 $7,920.00 Clear & Grub AC $2,600.00 0.41 $1,066.00 Topsoil Re- spread Cy $1.20 3300 $3,960.00 Gravel Entrance (includes 1 year Maintenance) EA $2,000.00 2 $4,000.00 Demolition 12" Watermain LF $15.00 1040 $15,600.00 Erosion Control Blanket Type III Sy $1.00 5075 $5,075.00 Temp Seed & Mulch (per NPDES Permit) AC $500.00 17.23 $8,615.00 Permanent Seed and Mulch per Plan AC $750.00 14.58 $10,935.00 BSWR Seed 32 -291 and Mulch AC $1,000.00 2.65 $2,650.00 NPDES Compliance (Estimated) LS $5,000.00 1 $5,000.00 Total Grading & Miscellaneous Sitework Proposal Amount $100,404.60 klo Contract Item Unit Unit Price Bid Estimate Quantity Amount Section B - Sanitary Sewer 8" PVC SDR 35, 10' -15' Depth LF $22.00 1834 $40,348.00 8" PVC SDR 26, 10' -15' Depth LF $29.00 41 $1,189.00 8" PVC SDR 26, 15' -20' Depth LF $29.00 100 $2,900.00 8" PVC SDR 26, 20' -25' Depth LF $29.00 12 $348.00 8" DIP, 10' -15' Depth LF $50.00 20 $1,000.00 6" PVC SDR 26 Service Pipe LF $12.50 2024 $25,300.00 6" PVC SDR 26 Riser Pipe VF $25.00 54.5 $1,362.50 8 "x 6 " PVC Service WYE EA $150.00 46 $6,900.00 Sanitary Sewer Manhole (0' -10' Depth) EA $2,500.00 15 $37,500.00 Sanitary Sewer Manhole Extra Depth VF $250.00 27.58 $6,895.00 Drop Section VF $250.00 4.15 $1,037.50 Connect to Existing Sanitary Sewer EA $1,000.00 3 $3,000.00 Test Sanitary Sewer LS $500.00 1 $500.00 Televise Sanitary Sewer LS $1,500.00 1 $1,500.00 Total Watermain Contract Amount $147,241.00 Total Sanitary Sewer Contract Amount $129,780.00 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section C - Watermain 6" D.I.P. Class 52 LF $29.00 74 $2,146.00 8" PVC C900, DR 18 LF $20.00 580 $11,600.00 12" PVC C900, DR 18 LF $29.00 1646 $47,734.00 Fire Hydrant w/ Gate Valve EA $3,750.00 4 $15,000.00 Reset Salvaged Fire Hydrant w /Gate Valve EA $1,250.00 2 $2,500.00 D.I.P. Fittings LB $2.00 4430 $8,860.00 1" Corporation Stop EA $200.00 46 $9,200.00 1" Curb Stop & Box EA $200.00 46 $9,200.00 1 " Copper (Type -K) Service Pipe LF $13.00 2024 $26,312.00 8" Gate Valve & Box EA $1,525.00 1 $1,525.00 12" Gate Valve & Box EA $2,650.00 4 $10,600.00 4" Rigid Insulation SF $2.00 32 $64.00 Connect To Existing Watermain EA $500.00 4 $2,000.00 Watermain Test LS $500.00 1 $500.00 Total Watermain Contract Amount $147,241.00 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section D - Storm Sewer 15" PVC SDR 35 LF $29.00 936 $27,144.00 15" RCP Class 5 LF $25.00 1349 $33,725.00 18" RCP Class 5 LF $27.00 229 $6,183.00 24" RCP Class 2 LF $37.50 30 $1,125.00 15" FES w /Trash Guard EA $1,500.00 2 $3,000.00 15" FES w/o Trash Guard EA $1,250.00 1 $1,250.00 18" FES w /Trash Guard EA $1,600.00 1 $1,600.00 24" FES w /Trash Guard EA $1,750.00 1 $1,750.00 27" Diameter Catch Basin EA $900.00 3 $2,700.00 24 "x36" Catch Basin EA $1,100.00 5 $5,500.00 48" Catch Basin Manhole (0' -10' Depth) EA $1,700.00 13 $22,100.00 48" Manhole (0' -10' Depth) EA $1,700.00 7 $11,900.00 54" Catch Basin Manhole (0' -10' Depth) EA $2,500.00 2 $5,000.00 Pond Outlet Control Structure (See Detail) EA $4,750.00 1 $4,750.00 RIP RAP Class III CY $85.00 42 $3,570.00 4" PVC Perforated Draintile Back -of -Curb LF $5.00 4400 $22,000.00 4" PVC Draintile Cleanout EA $150.00 17 $2,550.00 6" PVC Perforated Draintile - Back Yards LF $14.00 370 $5,180.00 15 "x4" Tee Draintile Stubs EA $100.00 18 $1,800.00 Connect to Existing EA $1,500.00 2 $3,000.00 Total Storm Sewer Contract Amount F $165,827.00 Contract Item Unit Unit Price Bid Estimate Quantity Amount Section E - Streets Mobilization LS $3,500.00 1 $3,500.00 Subgrade Preparation SY $0.65 10275 $6,678.75 12" Class 5 100% Crushed (MnDOT 3138) SY $9.75 9250 $90,187.50 24" Select Granular Borrow (MnDOT 3149.2B) SY $10.50 9750 $102,375.00 2" Bituminous Base (MnDOT 2350 LVNW35030B) SY $7.00 7525 $52,675.00 Tack Coat (MnDOT 2357) GL $3.00 423 $1,269.00 1.5" Bituminous Wear (MnDOT 2350 LVWE35030B) SY $4.50 7525 $33,862.50 Concrete Mountable Curb & Gutter LF $8.501 4313 $36,660.50 Concrete B618 Curb & Gutter LF $11.00 348 $3,828.00 Sawcut and remove existing street LS $500.00 1 $500.00 Adjust Gate Valve Box EA $325.00 5 $1,625.00 Adjust Catch Basin Casting EA $75.00 15 $1,125.00 Adjust Manhole Casting EA $350.00 17 $5,950.00 Backfill Curb & Gutter and Grade Boulevard LS $3,750.00 1 $3,750.00 5'x6" Concrete Sidewalk w /4" Class 5 base SY $29.25 260 $7,605.00 Wood Chips and Silt Fence Back of Curb after Private Utilities LF $2.00 4661 $9,322.00 4" Conduit Crossing EA $300.00 5 $1,500.00 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 8 $1,400.00 Street Signs EA $500.00 1 $500.00 Street Lights EA $1,500.00 1 $1,500.00 Total Street Contract Amount F $378,563.25 Total Sanitary Sewer Contract Amount $129,780.00 Total Watermain Contract Amount $147,241.00 Total Storm Sewer Contract Amount $165,827.00 Total Street Contract Amount $378,563.25 TOTAL PUBLIC IMPROVEMENT AMOUNT $821,411.25 Total Grading and Site Contract Amount 1 $100,404.60