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TVWD, Grabhorn Reservoir

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Cassia County, Yale Road

Cassia County, Idaho
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Nampa, Autovol

Nampa, Idaho
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TVWD, Grabhorn Reservoir

Washington County, Oregon
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Lava Hot Springs, Solar Project

Lava Hot Springs, Idaho
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MSE Retaining Wall

Gem County, Idaho
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Hiline Road

Chubbuck, Idaho
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Harrison Bridge

Kootenai County, Idaho
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Marshall Racine Trail

Pocatello, Idaho
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Weiser, River Trail

Adams and Washington Counties, Idaho
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Bathymetric Surveying

Multiple States
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Dam Monitoring

Multiple States
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BYU-Idaho, Central Quad

Rexburg, Idaho
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Gem County Engineer

Gem County, Idaho

 

 

 

The Keller team partnered with Emery and Sons Construction to complete the Grabhorn 5MG Reservoir, Valve House, and Pipelines. The project includes 8-inch to 24-inch ductile iron pipe, HDPE pipe, seismic resiliency provisions, air release and surge relief provisions, and steep slope installations. Project challenges included: extensive permitting and stormwater requirements, rock removal, 40+ foot excavation depths, schedule constraints, construction adjacent to existing residences, and a sensitive stream/vegetative corridor.

This project took home the Honor Award from the ACEC Oregon Engineering Excellence Awards.

Services Provided:
  • Reservoir site grading and drainage
  • Abandonment of existing vaults, piping, and confined space
  • Large diameter water pipeline
  • Pipeline construction in roadway
  • Structural (valve building), electrical, and instrumentation and controls
  • Complex geotechnical investigation and design
  • New reservoir
  • Innovative design approach