R2012-10 APPROVING CHANGE ORDER 1 TO THE AGREEMENT WITH URS CORPORATION FOR FINAL DESIGN OF THE SOUTH SHORES BRIDGE

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r Public Works Memorandum NO. 2012-09 DATE: January 30, 2012 TO: Honorable Mayor McElroy and City Council FROM: Ryan P. McCrady, City Manager Richard G. Marley, P.E., Public Works Director SUBJECT: Amendment to the Agreement with URS Corporation for Final Design of the South Shores Bridge over the Sand Creek Arm of Lake Decatur City Project 2009-05 SUMMARY RECOMMENDATION: It is recommended that the City Council approve the attached resolution authorizing an amendment to the design services agreement between the City of Decatur and URS Corporation to perform the design for the replacement of the South Shores Bridge over Sand Creek for an additional fee of $27,000 which is added to the current authorized fee of$219,200 for a total not to exceed fee of $246,200, and that the Mayor be authorized to execute the amendment, and the City Clerk to attest. PRIOR COUNCIL ACTION: • August 2, 2004—Council approved Resolution R2004-115 authorizing an Agreement with Homer L. Chastain &Associates (Chastain) to inspect five precast concrete deck bridges, including South Shores/ Sand Creek, for a fee not to exceed $7,965. • April 20, 2009—Council approved Resolution R2009-50 authorizing an agreement with URS Corporation to complete a preliminary design of the South Shores Bridge over the Sand Creek Arm of Lake Decatur at a cost of$77,500. • September 20, 2010—The City Council, in study session, recommended increasing the bridge clearance by approximately 3 feet to provide better access for Sand Creek Basin boaters. This stemmed from a public meeting held on April 28, 2010, to present the preliminary design and receive public input. Area residents voiced concern regarding the limited clearance for boats under the bridge and requested that the bridge be raised to provide more clearance. • December 6, 2010—The City Council approved Resolution R2010-232 authorizing Supplement #1 to the Agreement with URS Corporation for the preliminary design of the South Shores Bridge over the Sand Creek Arm of Lake Decatur. The supplement was to complete the preliminary design to raise the bridge by approximately 3 feet. The expenditure for the services provided in Supplement #1 was not to exceed $57,200 which brought the total cost of the preliminary design agreement to $134,700. Page 1