Client: MD of Bighorn No. 8

Consultant: Golder Associates

Start Date: April 2019

Completion Date: July 2020

Project Scope:

• Load, haul and place ~160,000 m³ of creek bed materials

• Import, load, haul and place ~60,000 tonne of various sized rock riprap armour

• Screening, sorting and sizing, of various granular materials onsite from the creek excavation and placement of screened product as a drainage bedding for the rock riprap armour

• Salvage, load, haul and placement of ~5000 m³ of various sized rock riprap armour

• Supply and install ~5300 m² of articulated concrete block mattresses including supply and placement of granular bedding material and non-woven geotextile

• Installation of ~650 percussion driven earth anchors (PDEAs)

• Supply and install a debris retention structure with 15 ea H-Piles embedded in 8 meters of concrete including an Alberta Transportation approved bridge coating system

• Proposed, designed and built an alternate custom fabricated ~40 meter length clear span steel truss pedestrian bridge, including cast in place abutments

• Supply and install Hi-Load board insulation under the creek bed to protect existing utilities

• Supply and place ~33,000 m² of topsoil, subsoil and hydroseed

• Supply and place ~500 lineal meters of class II/III rock barriers