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HE2S <br />www.ae2s.com <br />November 18, 2025 <br />Bruce Westby <br />City of Ramsey <br />7550 Sunwood Drive NW <br />Ramsey, MN 55303 <br />Re: Water Treatment Plant — Construction Contingency Expense No. 12 <br />Dear Mr. Westby: <br />AE2S continues to oversee the construction of the City of Ramsey's new water treatment plant <br />(WTP). Magney Construction has completed the concrete pours for the reservoir and WTP. Subcontractors <br />have completed electrical conduit installation within the electrical room, floor slabs throughout the facility <br />and framing of the administration spaces. Subcontractors have completed all CMU block work for the <br />facility. Steel beam installation has been completed in the WTP. Site piping has been installed for sanitary, <br />storm, raw, and finished water connecting to utility in the right of way. Process piping is complete in the <br />WTP facility and connections to the reservoir. Exterior architectural components including metal siding <br />and translucent wall panels are completed. Large mechanical equipment has been installed and wired within <br />the administration spaces and chemical rooms. Makeup air units have been wired and ductwork connected. <br />Filter construction continues to progress, and underdrain systems have been tested, filter media install is <br />about 90% complete. AE2S' engineering team has continued to coordinate with Magney and further refine <br />the details of installation of equipment. Through those investigations we have identified some items that <br />will require adjustments. This letter is intended to outline those adjustments and summarize the current <br />project budget in order for the City to fully understand the status of the project. <br />Basis for of Construction Contingency Exnenses: <br />Currently twenty-two (22) requests for pricing (RFP) have been submitted to Magney. To date AE2S has <br />received pricing back on twenty-two (22) of the RFP's, and has received thirty-one (31) separate Contractor <br />proposals. The Engineer has reviewed all of the received proposals and recommends that the Owner move <br />forward with approving Construction Contingency Expense No. 12, which includes Proposal No. 045, <br />Proposal No. 046, Proposal No. 053 and Proposal No. 054. Descriptions of the changes are described below <br />and proposals and associated initiation documents are attached for reference. If the Contractor would like <br />to include a request for extension as a result of these changes, a formal Change Order request will be issued <br />at a different time. <br />001 RFP 001 <br />002 RFP 003 <br />003 Incidental <br />004 RFP 002 <br />005 RFP 006 <br />006 RFP 005 <br />Mixing Pumps Pipe <br />Upsizing <br />Admin Ceiling Grid <br />Color <br />Building Permit <br />Reimbursement <br />Upsizing Air <br />Exchange in Plate <br />Settler Room <br />Storm and Plumbing <br />Updates <br />Flowable Fill <br />$51,287.38 <br />$2,609.25 <br />$62,887.28 <br />$16,580.02 <br />$22,550.28 <br />Y <br />N <br />Y <br />N <br />Y <br />N <br />Approved — <br />Construction Contingency Expense 1 <br />Approved — <br />Construction Contingency Expense 1 <br />Approved — <br />Construction Contingency Expense 2 <br />Approved — <br />Construction Contingency Expense 2 <br />Approved — <br />Construction Contingency Expense 1 <br />City and Engineer Rejected <br />Advanced Engineering and Environmental Services, Inc. <br />6901 East Fish Lake Road, Suite 184 • Water Tower Place Business Center • Maple Grove, MN 55369 • 763-463-5036 <br />