2017.05.09 CC Minutes - Laserfiche WebLink

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May 9, 2017 Page 4 of 5 price includes AOP equipment supplied by Trojan. City Manager Lotter explained this project consists of a building addition at Water Treatment Plant 1, which will include the installation AOP equipment (UV reactors, peroxide vessels, piping, and controls), piping and valve improvements in the existing plant, HVAC and lighting improvements, painting and special coatings repair, external building finishes, landscaping, and fencing modifications. He reported Greg Kiel with Barr Engineering had a presentation for the Council. Greg Kiel, Barr Engineering, discussed the history of City Projects 16-9 and 16-10 in detail with the Council. He explained TCAAP has acknowledged their part in the City's water contamination and was assisting the response team to eliminate the 1,4 -Dioxane from the water supply. He reviewed how the City has provided safe drinking water through an interconnection with Minneapolis. He commented on the pilot scale testing and described the long-term treatment solution that would be used to remove 1,4 -Dioxane from the City's water supply. He reported there were only two qualified vendors capable of installing the UV Peroxide technology required within WTPI. Mr. Kiel described the best value procurement process and noted Trojan was the only bidder for City Project 16-9, and reiterated Trojan equipment was used during the pilot study. He discussed the process followed by staff to review the bid. It was noted Trojan equipment was used at each of the sites the staff visited (Tucson, Artesian Water), and Trojan was also selected for installation at the City of St. Anthony Village. A layout of the plant was reviewed with the Council, along with the upgrades that would be made to the treatment plant software. The improvements planned for the existing plant were described in detail. Mr. Kiel stated if approved the contract with Trojan will be assigned to the general contractor selected for City Project 16-10 — WTPI AOP Expansion. He explained the general contractor will install the equipment supplied under this contract. He reported staff received five bids for the general contractor work. The low bidder for the building expansion, Magney Construction, Inc. has done work for the City at Water Treatment Plant 1 in the past. He reported City staff finds Magney Construction, Inc. to be qualified and capable of performing work of this magnitude. The process that would be followed to switch back to the Mount Sinai wells as discussed. If awarded, the contract requires the project to be completed by November 15, 2018. Mayor Johnson thanked Mr. Kiel for his detailed report. Councilmember Burg questioned how often the bulbs would have to be replaced. Mr. Kiel estimated the lamps would last for 12 to 15 months if used continuously. Councilmember Burg asked how the vendors were proposing to "add value" to the project. Julie Masakovic, Barr Engineering, discussed the pressure rating required within the RFP and noted the vendor had proposed a lower PSI which would save the City $60,000. Councilmember Jacobsen requested fiuther information on how this project would be funded. City Manager Lotter reported the City set aside a separate fund for the litigation dollars the City received from the Army for water treatment. He indicated the new contaminant led to additional long term planning for WTPI . The previously received dollars were not planned to address 1,4 -Dioxane. This led the DX response team to renegotiate with the Army on the new issue. Councilmember Strub appreciated the approach the City took to address this serious issue. He thanked staff for the thorough report and was pleased by the new water treatment program that would be put in place. Mayor Johnson stated this was an historic vote for the City Council. She appreciated the fact that staffwas proposing technology that would move the water treatment plant 50 years into the future. She was thrilled the City had found a solution to the water situation. She thanked the DX response team for all of their efforts on behalf ofthe residents ofNew Brighton. Councilmember Burg thanked all staff members and consultants who have been involved in the DX response team. She was proud of the fact the City had worked so diligently to resolve this issue. Councilmember Jacobsen thanked Barr Engineering for all of their assistance on this project.