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September 21, 2022 HGTS Proposal 22-0834 <br /> Mark Statz <br />City Administrator/City Engineer <br />City of Centerville <br />1880 Main Street <br />Centerville, MN 55038 <br /> <br />Re: Proposal for Construction Materials Testing,2022 Thin Overlay & Parking Lot, Centerville, Minnesota. <br />Dear Mr. Statz; <br />We are pleased to present this cost estimate for construction materials testing services during the constructionofthe <br />2022 Thin Overlay and City Hall Parking Lot Improvements in Centerville, MN. <br /> <br />Project <br />The City of Centervilleis requesting a proposal for construction materials testing during the constructionof the2022 <br />Thin Overlay and City Hall Parking Lot Improvements in Centerville, MN. It is our understanding the project will consist <br />ofa mill and overlay and parking lot improvements, including new curb and gutter in theCity Hall Parking Lot. <br />To aid in preparing this proposal were provided with a set of plansprepared titled “2022 Thin Overlay/City Hall Parking <br />Lot Improvements” prepared by Stantecand dated July 22, 2022.Our fees were based on the estimated quantities <br />provided in the email titledRequest for Proposal dated September 16, 2022. <br />Scope of Services <br />Qualified technicians will perform the proposed field tests under the direction of a licensed professional engineer. Our <br />services will be performed on an as-needed basis as scheduled by you or your authorized representative. Based on <br />a review of available information and discussions with you, our services will be limited to the following tasks. <br />Collect soil samples for laboratorygradations. <br />Sample and test the fresh concrete for slump, temperature and air content. <br />Prepare concrete cylinders and provide compressive strength test results. <br /> Provide laboratory bituminous testing, including asphalt content, gradation, and air voids. <br />Perform bituminous roll patterns. <br />Provide management services including review of field reports and communication with project team <br />members. <br />Cost <br />We will provide the above-mentionedservices for an estimated fee of $7,020.The project estimate, attached, provides <br />a summary of the estimated hourly and unit rates associated with our scope of services. <br />Since orservices are directly controlled by the schedule of others, the actual cost of our services may vary from this <br />estimate. The cost of our services will be based on the actual hours and/or units tested for the project. <br />Our services willbe provided over several invoicing periods. We will submit partial progress invoices as the project <br />proceeds. Our invoices will be payable upon receipt in accordance with our attached General Conditions. <br /> <br />