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HomeMy WebLinkAbout01-08-18 City Commission Packet Materials - C16. Resolution 4876, Change Order 2 with Knife River for N. Wallace ReconstructionCommission Memorandum REPORT TO: Honorable Mayor and City Commission FROM: Bob Murray, Project Engineer Rick Hixson, City Engineer SUBJECT: Resolution 4876 authorizing Change Order No. 2 to the North Wallace Avenue Reconstruction Project. MEETING DATE: January 8, 2018 AGENDA ITEM TYPE: Consent RECOMMENDATION: Approve Resolution 4876 authorizing Change Order No. 2 to the North Wallace Avenue Reconstruction Project. BACKGROUND: Attached is a copy of resolution 4876 and change order number 2 for the above referenced project. The change order covers two areas. The first is to add contract time for delays that were encountered during the course of construction. A total of 33 calendar days will be added with this change covering 5 different items. Each of the items are described in the cover letter from KLJ. The other area covered by this change is to adjust the final contract price based on the actual quantities of the unit priced items installed. The estimated quantities used during bidding often change during the course of construction. Some go up, some down. An itemized listing of all of the items that changed during the project is attached to the change order. Overall the quantity changes resulted in an increase in the overall project cost of $206,064.94. The vast majority of the increase in cost was due one item, subgrade stabilization. Poor quality subgrade soils were encountered on the project which required over-excavation, installation of geogrid (a structural reinforcement geotextile), and the installation of an additional 7” of base material. The unit prices have been paid on the project, this change resolves the accounting for the final contract price. UNRESOLVED ISSUES: None ALTERNATIVES: As suggested by the City Commission. FISCAL EFFECTS: Unit prices have already been paid Attachments: Resolution No 4876, Change Order No 2 Report compiled on: 12/27/17 233 COMMISSION RESOLUTION NO. 4876 A RESOLUTION OF THE CITY COMMISSION OF THE CITY OF BOZEMAN, MONTANA, APPROVING ALTERATION/MODIFICATION OF CONTRACT WITH KNIFE RIVER BELGRADE, BELGRADE, MONTANA. WHEREAS, the City Commission did, on the 11th day of April 2016, authorize award of the bid for the City of Bozeman North Wallace Avenue Reconstruction project, to Knife River Belgrade, Belgrade, Montana; and WHEREAS, Section 7-5-4308, Montana Code Annotated, provides that any such alterations or modifications of the specifications and/or plans of the contract be made by resolution; and WHEREAS, it has become necessary in the prosecution of the work to make alterations or modifications to the specifications and/or plans of the contract. NOW, THEREFORE, BE IT RESOLVED by the City Commission of the City of Bozeman, Montana, that the proposed modifications and/or alterations to the contract between the City of Bozeman, a municipal corporation, and Knife River Belgrade, as contained in Change Order No. 2, attached hereto, be and the same are hereby approved; and the City Manager is hereby authorized and directed to execute the contract change order for and on behalf of the City; and the 234 Resolution No. 4876, Change Order 2 for North Wallace Avenue Reconstruction City Clerk is authorized and directed to attest such signature. PASSED, ADOPTED, AND APPROVED by the City Commission of the City of Bozeman, Montana, at a regular session thereof held on the 8th day of January, 2018. ______________________________________ CYNTHIA L. ANDRUS Mayor ATTEST: ____________________________________ ROBIN CROUGH City Clerk APPROVED AS TO FORM: ______________________________________ GREG SULLIVAN City Attorney 235 236 237 238 239 240