News

New Video Provides Glimpse into Steep-Slope Grouting Operations

Grouting by its very nature presents its share of challenges and is often referred to by construction managers as one of the toughest aspects of a project to predict.

Testing of butterfly valves in Germany

Eight Butterfly Valves Tested in Germany

Valves installed throughout the inlet/outlet works will give operators the ability to turn the system “on or off” when the project is complete.

Barnard employee Devon Aguirre

Employee Spotlight: Devon Aguirre

Devon Aguirre is a Barnard Equipment Supervisor for the Chimney Hollow Reservoir Project and oversees equipment maintenance and scheduling.

City of Longmont logo

Participant Profile: City of Longmont

Chimney Hollow Reservoir is a critical element in the long-term plans for the City of Longmont’s water supply.

Trucks and machinery working on the foundation of the dam

Crews Prepare for the Start of Operations at Chimney Hollow

With the halfway mark on construction of the Chimney Hollow Reservoir Project behind us, staff and key project contractors are working toward the start of operations for the new reservoir.

Principal Project Manager Joe Donnelly talking with neighbors

We’re Focused on Being a Good Neighbor

Chimney Hollow Reservoir will be an important component to water supply portfolios throughout the region, but for one group of people, it will be their neighbor.

Connectivity Channel Construction Hits 1-Year Mark

The CRCC is part of a $90 million package of environmental measures associated with construction of Chimney Hollow Reservoir, which is where Windy Gap Project water will be stored once it’s built.

Saddle dam grout cap and main dam plinth

Project Dams Vary at the Core While Serving Similar Purpose

Within Chimney Hollow, two unique dams contribute to the project’s success. At their core, each dam is constructed differently due to the fluctuating typography and geology of the valley.

Graphic of rockfill zones on the main dam

Six Zones Create Main Dam Structure

Most embankment dams consist of many varying types of materials which are carefully placed in select locations within the dam to meet a specific function.