City Council Meeting Date: July 7, 2026
To: Mayor and Members of Council
City Administrator
From: Justin Wagner, Utilities Manager
David Bennett, P.E., Public Works Director/City Engineer
Title
Consideration of Approval of Professional Services Contract with Bolton and Menk, Inc. for the Wastewater Treatment Plant Pretreatment, Primary and Generator Project.
Body
Action Requested:
The Northfield City Council considers a Motion approving the professional services contract with Bolton and Menk, Inc. for the Wastewater Treatment Plant Pretreatment, Primary and Generator Project.
Summary Report:
The City Council is being asked to approve the professional services contract with Bolton and Menk, Inc. for the Wastewater Treatment Plant Pretreatment, Primary and Generator Project (WSTR2026-J41).
The City requested professional consultant services related to equipment replacements at the wastewater treatment plant that were identified in the 2021 Facility Study Update. The City received one proposal while requesting from Bolton and Menk, Inc. and SEH, Inc. Bolton and Menk, Inc.’s proposal was at $329,890.00 was 12.7% of the estimated project costs which is typical for design and construction services.
The planned project is to replace all of the pretreatment equipment including fine screens, and grit separator, primary process pumps including variable frequency drives and piping and replacement of the backup generator. All of these items are from the plant upgrade from 1999-2001. This project is planned to be designed in 2026 and constructed in 2027 and 2028 depending on lead times of equipment.
City Plans & Policies Relevance:
2021 Facility Plan Update
Alternative Options:
Not recommended
Financial Impacts:
The professional service contract is $329,890.
The estimated project cost is $2,594,621 prior to design services.
Tentative Timelines:
Project Design - July through December 2026
Approval of Plans and Specifications and Advertisement for Bid - January 2027
Bid Opening and Award - February 2027
Construction - May 2027 through November 2028