Background

The Bearspaw South Feeder Main is the largest in Calgary’s network, and distributes a significant portion of the city’s treated water supply. The feeder main experienced a break on June 5, 2024.

Since then, 29 pipe segment repairs have taken place to support the stabilization of feeder main and the pipe has undergone an investigation to gain an understanding of the conditions that lead to the failure.

2024 repair

Short term repairs on the Bearspaw South Feeder Main were completed in 2024. The pipe has stabilized and is responding well to the 29 repairs. 

Completed repairs
Repair Need Start date Completion date
Feeder Main Break Original Feeder Main Break emergency response and repair. June 5, 2024 June 16, 2024
5 Emergency hot spots Emergency hot spots identified with the original feeder main break requiring immediate repair. June 14, 2024 June 27, 2024
21 Planned urgent repairs 21 segments identified needing urgent repair through further investigation. August 26, 2024 September 22, 2024
2 Planned urgent repairs 2 segments identified needing urgent repair not located in an area requiring city-wide water restrictions. October 16, 2024 November 26, 2024
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