FAQ

Q1. Who will be doing most of the work?
A1. The contract was awarded to Kiewitt-Dufferin Midtown Partnership for completion of all construction works with the Contract Administration being completed by KIHL Construction Management.

Q2. What is the purpose of this project?
A2. The purpose of the project is to replace the Preston Street, Rochester Street, Booth Street, Bronson Avenue, and Percy Street bridges on Highway 417/the Ottawa Queensway, as well as undertake operational improvements from the O-Train bridges easterly to the Kent Street bridges and noise barrier replacements from Island Park Drive easterly to Kent Street.

Q3. What is the project snapshot?
A3. The project limits on Highway 417 are from Island Park Drive to Kent Street (9.1KM). Further improvements involve replacement of the existing Highway 417 eastbound and westbound rigid-frame bridges at Preston Street, Rochester Street, Booth Street, Bronson Avenue and Percy Street using Rapid Bridge Replacement (RBR) methodology, as well as operational improvements and noise barrier replacements. In general, the project includes the following work:

  • Preparation of the construction staging areas associated with the construction of each of the replacement bridges within these areas.
  • Advance work on City streets in support of the rapid bridge replacement operations, including the widening of the Rochester Street and Booth Street abutments in all four quadrants.
  • In-place demolition of the existing bridges, including excavation of the existing bridge approaches to accommodate the rapid bridge replacement.
  • Transport of the bridges from the construction staging areas to the bridge sites using Self-Propelled Modular Transporters (SPMTs) – all bridges to be moved with SPMTs;
  • Backfilling after the new bridges have been moved into place and restoration of the highway lanes.
  • Staged construction of approach slabs, following the RBR operations.
  • Building demolition at 458 Catherine Street.
  • Replacement of 4.5 km of existing noise barriers from Island Park Drive to Kent Street and construction of 860 m of new noise barriers under the Noise Barrier Retrofit Program within the same limits.
  • Rehabilitation / replacement of existing retaining walls from Island Park Drive to Kent Street.
  • Construction of related works, including roadside barriers, pavement rehabilitation, drainage improvements, modifications to illumination/ATMS, and site restoration including landscaping, as required; and
  • Improvements to the Bronson Avenue Interchange including lengthening of the westbound on-ramp and eastbound off-ramp; re-alignment of Chamberlain Avenue; drainage improvements; traffic signals and associated roadway illumination; and, site restoration including landscaping, as required.

Q4. What are the timelines for the project?
A4. Construction started in spring 2021 and is scheduled to be completed in 2025.

Q5. During the Rapid Bridge Replacements (RBR) what lanes will be closed and for how long?
A5. During the RBR weekends the highway will be closed during the hours below:

Bridge Locations: Preston Street, Rochester Street, Booth Street, Bronson Avenue, Percy Street

Highway 417 Eastbound and Westbound Closure:

Thursday

  • One Lane Closure 19:00 to 23:59
  • Two Lane Closure 19:30 to 23:59
  • Three Lane Closure 20:00 to 23:59

Friday, Saturday, Sunday

  • One Lane Closure 00:00 to 23:59
  • Two Lane Closure 00:00 to 23:59
  • Three Lane Closure 00:00 to 23:59

Monday

  • One Lane Closure 00:00 to 05:59
  • Two Lane Closure 00:00 to 05:59
  • Three Lane Closure 00:00 to 05:59

Local detour routes will be assigned in advance of the closures.

Q6. Is construction going to be happening overnight and on the weekends?
A6. Yes, due to the complexity of this project and aggressive timelines to complete construction night work and weekend work is necessary to meet project deadlines.