College Gardens Sewer Line Replacement

College Gardens Sewer Line Replacement

Project Manager

City Engineering / Andy Doerflinger

SUA Project No. 21WL04

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What We're Doing

The City of Stillwater and the Stillwater Utilities Authority are replacing sewer lines in the College Gardens Area (University to Admiral, Western to Redwood).

Anticipated Milestones

  • Anticipated Date (Design): Late 2021
  • Anticipated Date (Construction): Early 2022
  • Anticipated Date (Completion): Early 2024

Benefits of the Project

The sewer lines in this area are deteriorated and in need of replacement.

Budget & Funding

Project Management


Sept. 14, 2020: Kimley-Horn & Associates was selected, and approved by SUA, to provide design services. 

Oct. 21, 2020:  The kick-off meeting between staff and the Engineer occurred October 5th. Staff is currently gathering necessary data from the project areas to send to the Engineer.

Nov. 25, 2020: Design for new street improvements and utility relocations on Monticello Drive is progressing. 

Jan. 26, 2021: Engineer is working on Preliminary Engineering Report for the entire project area.

Feb. 8, 2021: Engineer received approval from staff to progress to 65% design on Monticello Drive. 

Mar. 1, 2021: Engineer submitted Draft Preliminary Engineering Report, which is currently being reviewed by staff.

Apr. 8, 2021: Staff submitted comments on the Draft PER and the Engineer is currently making revisions.

May 3, 2021: The SUA authorized Amendment #1 to the PSA with Kimley-Horn for additional design services to relocate the sewer line between Western Road and Jefferson Street ahead of ODOT's 6th Avenue project. 

May 17, 2021: The 65% design plans for Monticello Drive are currently being reviewed by staff. This part of the project has been fast-tracked to accommodate planned roadway improvements. 

May 27, 2021: Sewer flow monitoring is complete and will be incorporated by the Engineer into the PER.

July 30, 2021: 90% PER was submitted and currently being reviewed by staff.

August 2, 2021: 90% design plans for Monticello Drive were submitted and currently being reviewed by staff.

December 1, 2021: The Engineer has begun submitting the 65% design plans for the entire project area.

January 10, 2022: The final PER has been received and Kimley-Horn is working on solutions for the University Avenue sewer line replacement.

Actions Authorized by Stillwater Utilities Authority (SUA)

  • 09.14.20  | SUA-20-31 |  Professional Services Agreement?
  • 05.03.20  | SUA-21-14 |  Amendment #1 to the PSA


Map of project areas showing the work along 6th Ave as the Amendment #1 area added to scope.

Map of College Gardens Area where sewer lines will be replaced