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477 Temperance Street | St. Paul, MN 55101 | (651) 286-8450 <br /> <br /> <br />September 2, 2016 <br /> <br />Honorable Mayor and City Council <br />C/O Mark Casey <br />City of St. Anthony Village <br />3301 Silver Lake Road <br />St. Anthony, MN 55418 <br /> <br />Re: Advanced Oxidation Process Water Treatment Plant and Appurtenant Work <br /> City of St. Anthony Village <br />WSB Project No. 2170-29 <br /> <br />Dear Honorable Mayor and Council Members: <br /> <br />Bids were received for the above-referenced project on Wednesday, August 17, 2016, and were opened <br />and read aloud. Three bids were received as summarized in the attached bid tabulation. The base bid <br />amounts ranged from $6,267,000.00 to $6,385,900.00. The Engineer’s Construction Cost Estimate was <br />$7,060,000.00 without a contingency and $8,472,000.00 with a 20-percent contingency included. <br /> <br />The Bid Form included seven bid options to provide the following additional work for the existing water <br />treatment facility: <br /> <br />Bid <br />Option <br />Description <br />1A Rehabilitate the 2 MG ground storage reservoir with a green roof. <br />1B Rehabilitate the 2 MG ground storage reservoir with a painted roof in lieu of a green roof. <br />2 Provide a pressure transducer inside existing ground storage reservoir valve vault. <br />3 Provide a pressure transducer/manhole for the water tower. <br />4 Provide fire hydrant on the south side of the existing GAC building. <br />5 Provide canopies on existing WTP buildings to match canopies on AOP building. <br />6 Investigate, seal, and abandon Well No. 2 inside the booster station per MDH requirements. <br /> <br />Based on our discussions with City Staff and the bid amounts received for each of the bid options, we <br />recommend accepting Bid Options 1B, 2, 3, and 6. If the City accepts these four bid options, the low <br />bidder is Gridor Construction, Inc. from Buffalo, Minnesota. Gridor Construction meets the Minimum <br />Contractor Qualifications that were specified for this project. In addition, Gridor Construction’s primary <br />business focus is the construction of water and wastewater treatment facilities. Our staff have previous <br />experience working with Gridor Construction. <br /> <br />Therefore, we recommend accepting Bid Options 1B, 2, 3, and 6 and making a contract award to Gridor <br />Construction, Inc. for a total lump sum bid amount of $6,614,700.00. <br /> <br />Please contact us if you have any questions. <br /> <br />Sincerely, <br /> <br />WSB & Associates, Inc. <br /> <br /> <br /> <br />Greg Johnson, PE <br />Water / Wastewater Group Manager <br /> <br /> <br />Building a legacy – your legacy. <br />Equal Opportunity Employer | wsbeng.com <br />K:\02170-290\Admin\Resolutions\Letter of Recommendation 081716.docx