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Big White Slope Repair

Project Scope

BAT Construction successfully delivered the Big White Road Slope Remediation Project near the Kettle River Bridge, in coordination with Aim Roads, Ecora Engineering, and the BC Ministry of Transportation and Infrastructure (MoTI). This complex slope stabilization and road improvement initiative aimed to restore long-term slope integrity, protect adjacent infrastructure, and ensure safe roadway access.

The project began with full mobilization and site preparation, including the installation of super bags, silt fences, and slope excavation to create a safe working environment. Hazard mitigation efforts included scaling, drilling, and the installation of T40N hollow bar ground anchors, and test nails, with performance verification testing to confirm structural reliability.

Slope drainage was enhanced through the installation of Terra-Fix drains, geogrid, and strip drain systems, ensuring effective subsurface water management. For structural slope retention, Flex MSE wall systems, high-tensile steel mesh, and additional mesh reinforcement were installed. Crews also carried out road excavation and backfilling to re-establish slope geometry and prepare the site for future asphalt surfacing.

Environmental protection was a key component of the project, with the use of poly-lined bulk bags, silt fencing, and strict sediment control measures to safeguard the adjacent Kettle River. Specialized rope access teams and heavy equipment operators worked in tandem under challenging terrain and environmental conditions, demonstrating technical expertise and a commitment to safety.

Additional work included the replacement of 80 anchor plates with beveled washers, and the project was completed in compliance with MoTI standards, including careful traffic control, project staging, and seasonal shutdown preparations. Through strong collaboration and adaptive field execution, BAT Construction successfully mitigated slope instability and delivered a robust, environmentally responsible solution for this critical transportation corridor.

Project Challenges

The Big White Road Slope Remediation project presented a range of logistical, environmental, and operational challenges that required a high level of coordination and adaptability from the project team. The scope involved executing complex slope stabilization activities—including the installation of ground anchors, mesh, drainage systems, mega bags, and various geotechnical materials—across steep and restricted terrain.

A key challenge was the logistical complexity of mobilizing and demobilizing specialized equipment such as tram drills and a grout plant, while also ensuring timely delivery of materials to hard-to-reach areas. Tight access zones often necessitated the use of rope access crews, and work adjacent to an active highway required ongoing coordination with traffic control to maintain public safety and minimize disruptions.

Additional constraints included weather-related delays, the requirement for environmental mitigation measures prior to excavation, and the need for careful supervision and field adjustments to uphold quality control standards. Despite these obstacles, the team maintained strong momentum, completing final clean-up efficiently and delivering the project on schedule. The successful execution of this technically demanding project showcased the crew’s organizational strength, environmental stewardship, and resilience under challenging conditions.

Project Details
ClientMoTIContractorAim RoadsLocationBritish Columbia, CanadaTimelineSeptember 2022 - June 2023Contract Value$1,125,000Share