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MOTI/BC Hydro – Highway 29 – Cache Creek West Grading and Paving

IDL Inc. (IDL) completed construction of a 4.7km section of new highway for the relocation of Highway 29 due to eventual flooding caused by the Site C Dam. The project had two phases which included the clearing and grubbing, striping, access development, aggregate processing, and placement of SGSB, IGB and HFSA. IDL completed the work for both the Ministry of Transportation & Infrastructure (MOTI)/BC Hydro and in partnership with Halfway River First Nation.

Project Overview

Construction of 4.7 km’s of new highway as part of the Highway 29 Relocation Project due to eventual flooding caused by BC Hydro’s Site C Dam Project. 

Project was broken into two phases and constructed over two seasons.  

Phase 1: clearing and grubbing, organic stripping, access development and aggregate processing for both SGSB, IGB and asphalt production. 

Phase 2: stripping, excavation to re-use or disposal, grading and placement of SGSB, IGB and HFSA. Design, supply and installation of 110m  of 2740mm diameter SPCSP (structural plate corrugated steel pipe), 807m of 300mm  – 1500mm culverts, paving, curbs and spillways, shouldering, hydro seeding and landscaping.

Client Company:

BC Hydro c/o Tetra Tech Canada Inc.


Fort St. John, BC

Completion Date:

July 2020

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