HomeMy WebLinkAboutExhibit G – 60% Opinion of Probable Construction CostCity of Renton - Kennydale Lakeline Sewer Improvement
60% Engineer's Estimate
Updated: 12/20/2024
Bid Item Spec Section Item Description Qty Unit Unit Bid Amt Unit Bid Total
A-1 SP 1-09.7 Mobilization, Demobilization, Site Preparation And Cleanup (5%)1 LS 288,356.60$ 288,356.60$
A-2 Safety System in Trench Excavation (4-6 feet deep) 9155 SF 2.15$ 19,682.18$
A-3 Construction Surveying, Staking, and As-Built Drawings 1 LS 10,000.00$ 10,000.00$
A-4 Resetting Existing Monument 1 LS 5,000.00$ 5,000.00$
A-5 SP 1-04.4(1) Minor Changes And Force Account 1 ALLOW 100,000.00$ 100,000.00$
A-6 SP 1-10 Temporary Traffic Control 1 LS 305,000.00$ 305,000.00$
A-7 SP 8-01 Erosion Control And Water Pollution Prevention 1 LS 25,000.00$ 25,000.00$
A-8 SP 2-02 Removal Of Structures And Obstructions 1 LS 20,000.00$ 20,000.00$
A-9 SP 2-02.3(3)Removing Asphalt Conc. Pavement 1272 SY 25.00$ 31,788.81$
A-10 Adjust Catch Basin 10 EACH 1,000.00$ 10,000.00$
A-11 Abandon Existing Lakeline and Flush Station 1 LS 349,000.00$ 349,000.00$
A-12 SP 2-08 Temporary Dewatering 1 LS 250,000.00$ 250,000.00$
A-13 Pothole Existing Utilities 20 EACH 2,500.00$ 50,000.00$
A-14 9-03.9(3)Crushed Surfacing Top Course 429 TON 110.00$ 47,206.38$
A-15 SP 5-04 Full Depth HMA Cl. 1/2 In. Pg ## #-##415 TON 375.00$ 155,566.47$
A-16 SP 7-05.3(4)Furnish & Install Manhole 48 In. Diam. Type 1 EACH 20,250.00$ 20,250.00$
A-17 SP 7-05.3(4)Drop Manhole Connection 3 EACH 5,250.00$ 15,750.00$
A-18 9-05.12(1)Furnish & Install PVC Sanitary Sewer Pipe 8 In. Diam.112 LF 300.00$ 33,600.00$
A-19 SP 7-20 2727 Mountain View Ave N Grinder Pump & Restoration 1 LS 56,332.15$ 56,332.15$
A-20 SP 7-20 2731 Mountain View Ave N Grinder Pump & Restoration 1 LS 60,384.72$ 60,384.72$
A-21 SP 7-20 2801 Mountain View Ave N Grinder Pump & Restoration 1 LS 50,982.95$ 50,982.95$
A-22 SP 7-20 2805 Mountain View Ave N Grinder Pump & Restoration 1 LS 49,697.93$ 49,697.93$
A-23 SP 7-20 2807 Mountain View Ave N Grinder Pump & Restoration 1 LS 56,074.74$ 56,074.74$
A-24 SP 7-20 2811 Mountain View Ave N Grinder Pump & Restoration 1 LS 57,724.69$ 57,724.69$
A-25 SP 7-20 2815 Mountain View Ave N Grinder Pump & Restoration 1 LS 61,139.07$ 61,139.07$
A-26 SP 7-20 2827 Mountain View Ave N Grinder Pump & Restoration 1 LS 66,353.40$ 66,353.40$
A-27 SP 7-20 2905 & 2907 Mountain View Ave N Grinder Pump & Restoration 1 LS 66,394.20$ 66,394.20$
A-28 SP 7-20 2929 Mountain View Ave N Grinder Pump & Restoration 1 LS 43,047.86$ 43,047.86$
A-29 SP 7-20 3001 Mountain View Ave N Grinder Pump & Restoration 1 LS 76,383.54$ 76,383.54$
A-30 SP 7-20 3003 Mountain View Ave N Grinder Pump & Restoration 1 LS 57,550.58$ 57,550.58$
A-31 SP 7-20 3005 Mountain View Ave N Grinder Pump & Restoration 1 LS 44,014.57$ 44,014.57$
A-32 SP 7-20 3007 Mountain View Ave N Grinder Pump & Restoration 1 LS 65,671.58$ 65,671.58$
A-33 SP 7-20 3009 Mountain View Ave N Grinder Pump & Restoration 1 LS 56,032.13$ 56,032.13$
A-34 SP 7-20 3011 Mountain View Ave N Grinder Pump & Restoration 1 LS 62,187.44$ 62,187.44$
A-35 SP 7-20 3013 Mountain View Ave N Grinder Pump & Restoration 1 LS 84,590.43$ 84,590.43$
A-36 SP 7-20 3015 Mountain View Ave N Grinder Pump & Restoration 1 LS 72,723.22$ 72,723.22$
A-37 SP 7-20 3101 Mountain View Ave N Grinder Pump & Restoration 1 LS 54,036.32$ 54,036.32$
A-38 SP 7-20 3103 Mountain View Ave N Grinder Pump & Restoration 1 LS 75,219.35$ 75,219.35$
A-39 SP 7-20 3107 Mountain View Ave N Grinder Pump & Restoration 1 LS 55,998.78$ 55,998.78$
A-40 SP 7-20 3111 Mountain View Ave N Grinder Pump & Restoration 1 LS 70,991.83$ 70,991.83$
A-41 SP 7-20 3115 Mountain View Ave N Grinder Pump & Restoration 1 LS 71,911.73$ 71,911.73$
A-42 SP 7-20 3119 Mountain View Ave N Grinder Pump & Restoration 1 LS 71,613.40$ 71,613.40$
A-43 SP 7-20 3205 Mountain View Ave N Grinder Pump & Restoration 1 LS 47,732.88$ 47,732.88$
A-44 SP 7-20 3209 Mountain View Ave N Grinder Pump & Restoration 1 LS 60,254.90$ 60,254.90$
A-45 SP 7-20 3213 Mountain View Ave N Grinder Pump & Restoration 1 LS 46,672.02$ 46,672.02$
A-46 SP 7-20 3217 Mountain View Ave N Grinder Pump & Restoration 1 LS 80,241.96$ 80,241.96$
A-47 SP 7-20 3233 Mountain View Ave N Grinder Pump & Restoration 1 LS 62,089.09$ 62,089.09$
A-48 SP 7-20 3307 Mountain View Ave N Grinder Pump & Restoration 1 LS 75,692.84$ 75,692.84$
A-49 SP 7-20 3401 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 59,555.65$ 59,555.65$
A-50 SP 7-20 3405 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 44,496.25$ 44,496.25$
A-51 SP 7-20 3411 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 64,826.79$ 64,826.79$
A-52 SP 7-20 3501 Lake Washington Blvd N Grinder Pump & Restoration (Park)1 LS 96,871.36$ 96,871.36$
A-53 SP 7-20 3601 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 49,475.57$ 49,475.57$
A-54 SP 7-20 3605 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 47,420.37$ 47,420.37$
A-55 SP 7-20 3607 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 52,789.69$ 52,789.69$
A-56 SP 7-20 3611 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 48,558.04$ 48,558.04$
A-57 SP 7-20 3613 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 52,550.37$ 52,550.37$
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City of Renton - Kennydale Lakeline Sewer Improvement
60% Engineer's Estimate
Updated: 12/20/2024
Bid Item Spec Section Item Description Qty Unit Unit Bid Amt Unit Bid Total
A-58 SP 7-20 3619 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 63,438.16$ 63,438.16$
A-59 SP 7-20 3625 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 55,679.77$ 55,679.77$
A-60 SP 7-20 3703 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 50,375.45$ 50,375.45$
A-61 SP 7-20 3707 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 68,983.32$ 68,983.32$
A-62 SP 7-20 3709 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 62,280.65$ 62,280.65$
A-63 SP 7-20 3711 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 47,192.86$ 47,192.86$
A-64 SP 7-20 3713 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 54,306.40$ 54,306.40$
A-65 SP 7-20 3715 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 54,090.54$ 54,090.54$
A-66 SP 7-20 3717 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 51,767.99$ 51,767.99$
A-67 SP 7-20 3719 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 54,306.40$ 54,306.40$
A-68 SP 7-20 3805 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 42,192.86$ 42,192.86$
A-69 SP 7-20 3811 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 53,558.04$ 53,558.04$
A-70 SP 7-20 3815 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 42,192.86$ 42,192.86$
A-71 SP 7-20 3821 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 42,732.88$ 42,732.88$
A-72 SP 7-20 3825 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 47,941.22$ 47,941.22$
A-73 SP 7-20 3827 Lake Washington Blvd N Grinder Pump & Restoration 1 LS 52,222.99$ 52,222.99$
A-74 SP 7-20 3837 Lake Washington Blvd N Side Sewer & Restoration 1 LS 18,148.00$ 18,148.00$
A-75 SP 7-20 3901 Lake Washington Blvd N Side Sewer & Restoration 1 LS 17,848.00$ 17,848.00$
A-76 SP 7-21 Force Main Flushing Connection 4 EACH 2,500.00$ 10,000.00$
A-77 SP 7-21 Combination Air Release/Air Vacuum Valve Assembly 2 In.4 EACH 3,743.36$ 14,973.44$
A-78 SP 7-21 HDPE Low Pressure Sewer Pipe 2-inch Diam. DR 11 1894 LF 90.69$ 171,721.61$
A-79 SP 7-21 HDPE Low Pressure Sewer Pipe 3-inch Diam. DR 11 1077 LF 90.69$ 97,668.89$
A-80 SP 8-02 Right-of-Way Restoration 1 LS 15,000.00$ 15,000.00$
A-81 Lake WA Blvd N Electrical Trenching (inc. paving)1164 LF 118.49$ 137,927.57$
A-82 Electrical Vault Excavation and Backfill 6 EACH 5,000.00$ 30,000.00$
A-83 Electrical Distribution System 379,217.96$
A-84 Slope Stabilization @ Burnett Ave (Soil Nails or Other) 240 SF 120.00$ 28,800.00$
A-85 Pin Pile Supports for Generator Pad 25 EA 810.00$ 20,250.00$
A-#Public Art Budget - Generator/Transformer (0.25% Sch A subtotal)1 LS 14,743.26$ 14,743.26$
SCHEDULE A SUBTOTAL 5,932,320.94$
B-1 Catch Basin Type 1 3 EA 3,575.00$ 10,725.00$
B-2 Catch Basin Type 2 48 In. Diam.1 EA 6,200.00$ 6,200.00$
B-3 Furnish & Install Ductile Iron Sewer Pipe 12 In. Diam.426 LF 250.00$ 106,500.00$
B-4 Remove Existing Trench Drain and Outlet 1 LS 5,000.00$ 5,000.00$
B-5 Flush Station Interior Modifications 1 LS 7,250.00$ 7,250.00$
B-6 Sawcut 852 LF 9.80$ 8,349.60$
B-7 Removing Asphalt Conc. Pavement 96 SY 25.00$ 2,402.78$
B-8 Hma Cl. 1/2 In. Pg ## #-##31 TN 375.00$ 11,758.59$
SCHEDULE B SUBTOTAL 158,185.97$
SCHEDULE A + B TOTAL DIRECT COST 6,090,506.92$
Contingency (AACE Class 2, -15% to +20%)20%1,218,101.38$
Subtotal 7,308,608.30$
General Contractor Overhead, Profit & Risk 12.5%913,576.04$
Subtotal 8,222,184.34$
Escalation to Mid-Point (Q4 2026)7.5%616,663.83$
Subtotal 8,838,848.16$
Sales Tax 10.3%910,401.36$
Subtotal 9,749,249.52$
Bid Market Allowance 10%974,924.95$
TOTAL ESTIMATED CONSTRUCTION BID (Excluding Engineering, Legal, Admin)10,724,174.47$
The cost estimate herein is based on our perception of current conditions at the project location. This estimate reflects our professional opinion of accurate costs at this time and is subject to
change as the project design matures. Carollo Engineers have no control over variances in the cost of labor, materials, equipment; nor services provided by others, contractor's means and
methods of executing the work or of determining prices, competitive bidding or market conditions, practices or bidding strategies. Carollo Engineers cannot and does not warrant or guarantee
that proposals, bids or actual construction costs will not vary from the costs presented as shown.
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