TABULATION OF BIDS Mills Civic /South Jordan Creek Parkway and South Jordan Creek Parkway/Coachlight Drive Improvements City of West Des Moines Project No.: 0510-077-2017 1 2 Bid Date/Time: May 23, 2018 at 2:00 PM HENRICKSON CONTRACTING ABSOLUTE ENGINEER'S ESTIMATE GRIMES, IOWA SLATER, IOWA ITEM DESCRIPTION UNIT QUANTITY UNIT PRICE TOTAL PRICEUNIT PRICE TOTAL PRICEUNIT PRICE TOTAL PRICE EARTHWORK 2.1 Class 10 Excavation CY 362$ 35.00 $ 12,670.00 $ 27.50 $ 9,955.00 $ 54.00 $ 19,548.00 2.2 Special Backfill TON 425$ 40.00 $ 17,000.00 $ 27.50 $ 11,687.50 $ 38.00 $ 16,150.00 SEWERS AND DRAINS 4.1 Storm Sewer, Trenched, RCP, 15" LF 24$ 250.00 $ 6,000.00 $ 150.00 $ 3,600.00 $ 195.00 $ 4,680.00 STRUCTURES FOR SANITARY AND STORM 6.1 Manhole Type SW-402 (Top-Only) EA 2$ 2,000.00 $ 4,000.00 $ 3,000.00 $ 6,000.00 $ 2,650.00 $ 5,300.00 6.2 Manhole Type SW-503 Modified (Top-Only) EA 1$ 3,000.00 $ 3,000.00 $ 3,000.00 $ 3,000.00 $ 3,100.00 $ 3,100.00 6.3 Intake Type SW-501 EA 2$ 5,000.00 $ 10,000.00 $ 3,000.00 $ 6,000.00 $ 5,400.00 $ 10,800.00 6.4 Intake Type SW-505 EA 1$ 6,500.00 $ 6,500.00 $ 5,250.00 $ 5,250.00 $ 8,100.00 $ 8,100.00 6.5 Removal of Existing Structure (Top-Only) EA 3$ 500.00 $ 1,500.00 $ 1,500.00 $ 4,500.00 $ 1,855.00 $ 5,565.00 AND RELATED WORK 7.1 9" PCC Pavement, Reinforced SY 1325$ 100.00 $ 132,500.00 $ 59.00 $ 78,175.00 $ 77.50 $ 102,687.50 7.2 Removal of SY 116$ 35.00 $ 4,060.00 $ 20.00 $ 2,320.00 $ 16.50 $ 1,914.00 7.3 Shared Use Path, Reinforced PCC, 6" SY 10$ 140.00 $ 1,400.00 $ 52.00 $ 520.00 $ 155.00 $ 1,550.00 7.4 Sidewalk, PCC, 4" SY 22$ 120.00 $ 2,640.00 $ 37.50 $ 825.00 $ 76.25 $ 1,677.50 7.5 Sidewalk, PCC, 6" SY 92$ 130.00 $ 11,960.00 $ 42.00 $ 3,864.00 $ 52.75 $ 4,853.00 7.6 Detectable Warning SF 52$ 75.00 $ 3,900.00 $ 34.50 $ 1,794.00 $ 48.50 $ 2,522.00 7.7 Removal of Pavement SY 165$ 45.00 $ 7,425.00 $ 21.50 $ 3,547.50 $ 28.00 $ 4,620.00 7.8 and Gutter Removal LF 800$ 35.00 $ 28,000.00 $ 12.00 $ 9,600.00 $ 15.50 $ 12,400.00 CONTROL 8.1 Traffic Signal Modification LS 1$ 7,500.00 $ 7,500.00 $ 26,000.00 $ 26,000.00 $ 5,000.00 $ 5,000.00 8.2 Painted Pavement Markings, Durable STA 5.13$ 300.00 $ 1,539.00 $ 475.00 $ 2,436.75 $ 465.00 $ 2,385.45 8.3 Painted Symbols and Legends, Durable EA 6$ 135.00 $ 810.00 $ 325.00 $ 1,950.00 $ 310.00 $ 1,860.00 8.4 Traffic Control LS 1$ 15,000.00 $ 15,000.00 $ 20,000.00 $ 20,000.00 $ 9,500.00 $ 9,500.00 SITE WORK AND LANDSCAPING 9.1 Sod SQ 88$ 75.00 $ 6,600.00 $ 95.00 $ 8,360.00 $ 225.00 $ 19,800.00 9.2 Filter Sock, 8" LF 1000$ 5.00 $ 5,000.00 $ 2.50 $ 2,500.00 $ 3.50 $ 3,500.00 9.3 Filter Sock Removal LF 1000$ 2.00 $ 2,000.00 $ 0.50 $ 500.00 $ 0.50 $ 500.00 9.4 Control Mulching, Hydromulching AC 0.2$ 12,000.00 $ 2,400.00 $ 2,000.00 $ 400.00 $ 3,500.00 $ 700.00 9.5 Inlet Protection Device, Drop-In EA 3$ 250.00 $ 750.00 $ 250.00 $ 750.00 $ 175.00 $ 525.00 9.6 Inlet Protection Device, Maintenance EA 6$ 200.00 $ 1,200.00 $ 75.00 $ 450.00 $ 25.00 $ 150.00 MISCELLANEOUS 11.1 Construction Survey LS 1$ 4,730.00 $ 4,730.00 $ 6,000.00 $ 6,000.00 $ 4,000.00 $ 4,000.00 11.2 Concrete Washout LS 1 $ 2,000.00 $ 2,000.00 $ 500.00 $ 500.00 $ 750.00 $ 750.00 TOTAL BID: $ 302,084.00 $ 220,484.75 $ 254,137.45 BID SECURITY: 10% 10%

Notes 1. There were no irregularities noted on the bids.

Page 1 of 2 TABULATION OF BIDS Mills Civic Parkway/South Jordan Creek Parkway and South Jordan Creek Parkway/Coachlight Drive Intersection Improvements City of West Des Moines Project No.: 0510-077-2017 3 Bid Date/Time: May 23, 2018 at 2:00 PM HOWREY CONSTRUCTION ENGINEER'S ESTIMATE ROCKWELL CITY, IOWA ITEM DESCRIPTION UNIT QUANTITY UNIT PRICE TOTAL PRICE UNIT PRICE TOTAL PRICE EARTHWORK 2.1 Class 10 Excavation CY 362$ 35.00 $ 12,670.00 $ 50.25 $ 18,190.50 2.2 Special Backfill TON 425$ 40.00 $ 17,000.00 $ 55.00 $ 23,375.00 SEWERS AND DRAINS 4.1 Storm Sewer, Trenched, RCP, 15" LF 24$ 250.00 $ 6,000.00 $ 133.00 $ 3,192.00 STRUCTURES FOR SANITARY AND STORM 6.1 Manhole Type SW-402 (Top-Only) EA 2$ 2,000.00 $ 4,000.00 $ 3,060.00 $ 6,120.00 6.2 Manhole Type SW-503 Modified (Top-Only) EA 1$ 3,000.00 $ 3,000.00 $ 2,550.00 $ 2,550.00 6.3 Intake Type SW-501 EA 2$ 5,000.00 $ 10,000.00 $ 5,100.00 $ 10,200.00 6.4 Intake Type SW-505 EA 1$ 6,500.00 $ 6,500.00 $ 8,772.00 $ 8,772.00 6.5 Removal of Existing Structure (Top-Only) EA 3$ 500.00 $ 1,500.00 $ 1,530.00 $ 4,590.00 STREETS AND RELATED WORK 7.1 9" PCC Pavement, Reinforced SY 1325$ 100.00 $ 132,500.00 $ 115.00 $ 152,375.00 7.2 Removal of Sidewalk SY 116$ 35.00 $ 4,060.00 $ 17.50 $ 2,030.00 7.3 Shared Use Path, Reinforced PCC, 6" SY 10$ 140.00 $ 1,400.00 $ 90.00 $ 900.00 7.4 Sidewalk, PCC, 4" SY 22$ 120.00 $ 2,640.00 $ 85.00 $ 1,870.00 7.5 Sidewalk, PCC, 6" SY 92$ 130.00 $ 11,960.00 $ 90.00 $ 8,280.00 7.6 Detectable Warning SF 52$ 75.00 $ 3,900.00 $ 30.00 $ 1,560.00 7.7 Removal of Pavement SY 165$ 45.00 $ 7,425.00 $ 30.00 $ 4,950.00 7.8 Curb and Gutter Removal LF 800$ 35.00 $ 28,000.00 $ 12.00 $ 9,600.00 TRAFFIC CONTROL 8.1 Traffic Signal Modification LS 1$ 7,500.00 $ 7,500.00 $ 9,450.00 $ 9,450.00 8.2 Painted Pavement Markings, Durable STA 5.13$ 300.00 $ 1,539.00 $ 475.00 $ 2,436.75 8.3 Painted Symbols and Legends, Durable EA 6$ 135.00 $ 810.00 $ 325.00 $ 1,950.00 8.4 Traffic Control LS 1$ 15,000.00 $ 15,000.00 $ 8,500.00 $ 8,500.00 SITE WORK AND LANDSCAPING 9.1 Sod SQ 88$ 75.00 $ 6,600.00 $ 100.00 $ 8,800.00 9.2 Filter Sock, 8" LF 1000$ 5.00 $ 5,000.00 $ 2.00 $ 2,000.00 9.3 Filter Sock Removal LF 1000$ 2.00 $ 2,000.00 $ 0.75 $ 750.00 9.4 Erosion Control Mulching, Hydromulching AC 0.2$ 12,000.00 $ 2,400.00 $ 6,500.00 $ 1,300.00 9.5 Inlet Protection Device, Drop-In EA 3$ 250.00 $ 750.00 $ 200.00 $ 600.00 9.6 Inlet Protection Device, Maintenance EA 6$ 200.00 $ 1,200.00 $ 100.00 $ 600.00 MISCELLANEOUS 11.1 Construction Survey LS 1$ 4,730.00 $ 4,730.00 $ 7,500.00 $ 7,500.00 11.2 Concrete Washout LS 1 $ 2,000.00 $ 2,000.00 $ 1,500.00 $ 1,500.00 TOTAL BID: $ 302,084.00 $ 303,941.25 BID SECURITY: 10%

Notes 1. There were no irregularities noted on the bids.

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