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Item 4CCITY OF SOUTHLAK-E MEMORANDUM (September 20, 2011) To: Shana Yelverton, City Manager From: Robert H. Price, P.E., Director of Public Works Subject: Approve Change Order No. 2 with Ed Bell Construction Company for the Kimball Avenue Improvement Project in the amount of $156,980.85 Action Requested: Approve Change Order No. 2 with Ed Bell Construction Company for the Kimball Avenue Improvement Project in the amount of $156,980.85 Background Information: The North Kimball Avenue Improvement project is currently under construction. This project includes the widening of North Kimball Avenue from SH114 to East Dove Road from a 2-lane asphalt roadway to a 4-lane divided concrete roadway, as approved by the Council in the Master Thoroughfare Plan. Also included with this project are the upsizing of the water line and the addition of sanitary sewer to comply with the City's water and wastewater master plans, as well as storm drain, culvert crossings, 6-foot sidewalks on either side of the roadway, landscaping and irrigation, decorative hardscape, concrete retaining walls and screening walls. Change Order No. 2 is for the relocation of the existing 18" sanitary sewer force main, temporary fencing as agreed upon with the property owner on Kimball Avenue and the adjustment of sanitary sewer manholes, as deemed necessary during construction. Relocation of the force main outside the retaining walls will simplify future maintenance and/or replacement of the force main. Change Order No.2 Force Main Relocation $144,279.31 Temporary Fencing 8,750.00 Manhole adjustments 3,951.54 Total $156,980.85 Change Order No. 1 for additional gate valves, water services and permanent fencing was previously approved by the City Manager in September, 2011. Change Order No. 2 requires City Council action, as the total is above the City Manager's signatory authority. Kimball Avenue Improvement Proiect Contract Original Contract $6,892,561.81 Change Order No. 1 45,587.78 Change Order No. 2 156,980.85 Total $7,095,130.44 Financial Considerations: Funding for Change Order No. 2 is available in the FY 2011 capital improvement program budget. Strategic Link: The North Kimball Avenue Improvement project links to the city's strategy map relative to the focus areas of Mobility, Infrastructure, and Performance Management and Service Delivery. The specific corporate objectives that are met by this construction project include: Providing travel convenience within city and region; Providing high quality customer service; and Investing to provide and maintain high quality public assets. Citizen Input/ Board Review: N/A Legal Review: None Alternatives: The City Council may approve or deny this change order. Supporting Documents: Location Map Change Order No. 2 Staff Recommendation: Approve Change Order No. 2 with Ed Bell Construction Company for the Kimball Avenue Improvement Project in the amount of $156, 980.85 Staff Contact: Robert H. Price, P.E., Public Works Director Gordon J. Mayer, Jr., P.E., City Engineer Cheryl Taylor, P.E., Civil Engineer CL m r 0 V O J CHANGE ORDER No. 2 Dated: September 20, 2011 Project: North Kimball Avenue State Highway 114 to Dove Road OWNER Citv ofSouthlake Contract for $6,892,561.81 Contract Date: November 16, 2010 To: Ed Bell Construction C You are directed to make the changes noted below in the subject contract for the dollar amount stated below including all labor, equipment, materials, overhead, and profit: Nature of the changes: 1. Item #156 Add 1 LS —Locate Force Main & Connections ($5,658.83/LS) 2. Item #157 Add 215 LF— 18" DR-18 PVC Sanitary Sewer Force Main ($180.07/LF) 3. Item #158 Add 85 LF — 30" Steel Casing by Open Cut ($370.11/LF) 4. Item #159 Add 15 LF — 30" Steel Casing by Bore Under Retaining Wall ($539.03/LF) 5. Item #160 Add 3 EA — 45-Degree Bend w/ P-401 Lining ($2,275.53/EA) 5. Item #161 Add 1 EA — 45-Degree Bend w/Concrete Casing ($4,241.20/EA) 7. Item #162 Add 1 LS — Connect to Existing Force Main ($30,587.84/LS) S. Item #163 Add 1 LS — Remove Existing Thrust Blocking ($2,114.14/LS) 9. Item #164 Add 215 LF— Abandon Existing Force Main (Grout) ($31.20/LF) 10. Item #165 Add 32 LF — Remove & Replace 18" Storm Drain ($132.34/LF) 11. Item #166 Add 1 EA — Hold Power Pole (If Required) ($2,366.98/EA) 12. Item #167 Add 193 LF— Remove 8" Sewer ($17.00/LF) 13. Item #168 Add 757 LF— Temporary Horse Fence ($5.22/LF) 14. Item #169 Add 5 EA — Eccentric Cone Adjustments ($1,750.00/EA) Total: These changes result in the following adjustment of contract price and contract time: Contract Price Prior to this Change Order $ 6,938,149.59 Net Increase Resulting from this Change Order $ 156,980.85 Current Contract Price Including this Change Order $ 7,095,130.44 $5,658.83 $38,715.05 $31,459.35 $8,085.45 $6,826.59 $4,241.20 $30,587.84 2,114.14 $6,708.00 $4,234.88 $2,366.98 $3,281.00 $3,951.54 $8,750.00 S 156,980.85 Page 1 of 2 The above changes are approved: City of Southlake City IC Title: Mayor Date: 12011 Contract Time Prior to this Change 450 calendar days (Days or Date) Net Increase Resulting from this Change Order 0 calendar days (Days) Current Contract Time Including this Change Order 450 calendar days (Days or Date) The above changes are recommended: Cib� of Southlake City By: Title: City Engineer Date: 12011 City of Southlake City IC Title: ProiectManager Date: City of Southlake city IC Title: Director Public Works Bill81 Date: 2011 Ed Bell Construction Companv Contractor IC Date: 12011 Page 2 of 2