Scotts Mills Dam Replacement | Peterborough

This project will include the design and construction of a new dam. The new dam will improve water management capability on the Otonabee River, and improve visitor and operator safety at the dam site. This will eliminate leakage and make it safer for operators to make water level changes, ultimately improving water management capability on the Otonabee River.

Maria Street Swing Bridge Rehabilitation | Peterborough

Rehabilitation work will include the replacement of structural members, upgrading of components and repainting of the bridge structure.

Comprehensive Inspection of Peterborough Lift Lock | Peterborough

The Peterborough Lift Lock is a national historic site in its own right and an iconic feature along the Trent-Severn Waterway. More than 110 years old, this concrete structure now requires a comprehensive investigation similar to those mandated for all Parks Canada bridges and dams. This type of inspection will identify deficiencies, urgent repairs and long-term work needed to ensure the continued safe and sustainable operation of this engineering marvel.

May 18, 2016 - Temporary Road Closure - Peterborough Lift Lock Tunnel

Earth Dam Repairs | Peterborough

Earth embankment dams across the Trent Severn Waterway have been identified for rehabilitation or upgrades that may include repairs to washouts, removal of vegetation undermining their strength, and height increases.

Rehabilitation of McFarlane Street Bridge | Peterborough

The McFarlane Street Bridge, built in 1896 and replaced in 1962, will undergo a comprehensive inspection including an assessment of the bridge’s substructure, concrete, embankments and guardrails and the necessary repairs will be completed.

July 7, 2017 - Info-Work: Temporary Road Closure – McFarlane Street Bridge (PDF, 85 KB)

Warsaw Road Swing Bridge Replacement | Peterborough

The Warsaw Road Swing Bridge was originally constructed in 1956, and is a twin to the Maria St. Swing Bridge (also in the City of Peterborough). It is approximately 31 metres long and has been prioritized for replacement.

Nassau Guard Gate Replacement | Peterborough

The Nassau Guard Gate at the top of the Otonabee River is 70 years old and currently inoperable. Through this project, it will be replaced with a new structure immediately north of Nassau Mills road that will serve as a protective feature to manage high water events in the Peterborough area.

Nassau Lock 22 Concrete Repairs | Peterborough

In spring 2017, the reconstruction of the lower lock approach walls and rehabilitation of the abutments was completed at Nassau Lock 22. 

Otonabee Dam at Lock 23 Replacement| Peterborough

This project will entail the full replacement of the dam. This work will eliminate leakage, reduce response time and increase the safety of water management operations. 

More Information

For questions or concerns, or to receive email updates, please contact us at Please include “City of Peterborough” in the subject heading, or reference a specific project.