Phase 3 Sanitary Sewer System Improvements

Project Name

Phase 3 Sanitary Sewer System Improvements

General Area


Project Description

Through an inspection process, it has been determined that the sanitary and storm sewer several areas of the City of Oskaloosa has begun to fail, causing high inflow and infiltration. The phase 3 project is the second of several projects that have been planned in order to provide effective and reliable sanitary and storm sewer service to residents. The project includes sewer pipe lining, manhole reconstruction, manhole rehabilitation, and manhole invert repairs. The plans for the project can be seen below.

Construction Plans (PDF)

Project Locations

Work will be performed in various locations throughout the city. View the location maps below for detailed locations for projects.

Overall Location Map (PDF)
Northeast Quadrant (PDF)
Northwest Quadrant (PDF)
Southeast Quadrant (PDF)
Southwest Quadrant (PDF)

Project Benefits

Residents currently using sanitary and storm sewer services in these areas will benefit directly as a result of this project. This project will also reduce the inflow and infiltration of excess water into wastewater treatment facilities, which will reduce long-term operating and maintenance costs.

Project Status

Bids for this project were opened on March 13th, and Alternate 5 of Division 2 of the project was awarded to Visu-Sewer, Inc. by the City Council on April 1st, 2019. Working days for this project began on June 3, 2019, and a total of 230 working days have been allotted for the project. The Division work is currently being rebid with a revised scope of work. The plans for the rebid can be viewed in the link below.

Phase 3 Division 1 Plans (PDF)

Project Cost:

Sanitary Sewer Reconstruction: $1,394,165.11
Sanitary Sewer Rehabilitation : $2,656,889.70

Construction Start Date

June 3, 2019

Construction End Date

April 2021

If you have any questions about this project, please contact the Public Works Department at (641) 673-7472.