Ottawa LRT service to be disrupted by summer maintenance work

A 2024 file photo of an R1 replacement bus at the St. Laurent Station. Photo by JULIE OLIVER /PostmediaArticle content

OC Transpo has announced a schedule for summer maintenance operations and O-Train East Extension integration that will cause temporary disruptions of Line 1 LRT service.

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The required adjustments, detailed in a Friday memo to the mayor and city councillors from transit general manager Renée Amilcar, include:

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June 6 after 9 p.m.: R1 replacement bus service between Tunney’s Pasture and Hurdman stations; LRT service will continue between uOttawa and Blair stations.June 7 after 10 p.m., June 8 after 7 p.m.,: R1 buses between Rideau and Blair stations; LRT service will continue between Tunney’s Pasture and uOttawa stations. UPDATE: On the evening of June 11, OC Transpo posted online that a break in service set for June 12 after 10 p.m. was no longer required because the scheduled maintenance operation had been completed ahead of time.June 14-15 all day, June 22 between 8 a.m. and 12 noon, and June 29 between 8 a.m. and 12 noon: R1 buses between Tunney’s Pasture and Blair stations.Article content

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Amilcar’s memo said all rail systems required regular maintenance operations to support “the long-term sustainability and reliability of the system.” In addition, she wrote, OC Transpo had co-ordinated with the Stage 2 LRT project and the city’s Infrastructure and Water Services
Department to address multiple priorities.

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The maintenance work scheduled for June includes:

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• Rail replacement at specific locations.

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• Ongoing upgrades of supporting wires of the overhead catenary system that powers the electric trains.

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• Adjustments to track electrical grounding near Tunney’s Pasture Station.

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• Line 1 train control server upgrades.

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• Traction Power Sub Station maintenance work.

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• Work identified as part of Ontario Structure Inspection Manual examinations of the St-Laurent Station tunnel.

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• General station maintenance and seasonal cleaning.

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• Continued testing and integration of the Stage 2 O-Train East Extension with Line 1.

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Additional work will be necessary to complete testing of the Line 1 extension east from Blair Station this summer, the memo added. “It is also anticipated that additional Stage 2 integration work will occur on the weekends of July 5 and July 26 that will affect Line 1 service. More information on specific service adjustments will be provided closer to these dates. It is also anticipated that there will be additional impacts to Line 1 throughout the summer as the O-Train East Extension testing and
commissioning progresses and, in the fall, to conduct rail grinding.”

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