Queensgate-Columbia Park Trail Roundabout

Up to 20 Nelson Construction employees worked swing shifts to minimize impact to traffic at the busy intersection.

The complex project included 8 kinds of curb with transitions.

Koncrete Industries supplied all of the concrete for the project.

Coordination of traffic flow at the busy intersection was a high priority.

CLIENT: City of Richland
TIMEFRAME: April-August 2018
COST: $347,000
PRIME CONTRACTOR: Culbert Construction
CONCRETE SUPPLIER: Koncrete Industries
KEY PERSONNEL:
• Gamiliel Solano-Salgado, Foreman
• Durant Muth, Foreman
• Cruz Castillo, Project Engineer

DESCRIPTION
Nelson Construction performed all of the concrete work on the Queensgate Columbia Trail Roundabout for this City of Richland project headed up by Culbert Construction. The project involved highly coordinated pours totaling 800 yards. Nelson Construction built a mile of new roadway, sidewalks, ADA ramps, and bike ramps. There were eight kinds of curbs with rolled curb transitions, along with stamp concrete.

CHALLENGES
This is a critical, high-volume intersection. To ensure minimal impact to vehicle traffic, Nelson Construction worked swing shifts with up to 20 men. Work on the site went from 2 a.m. to 2 p.m. Trucks poured from 2 a.m. to 6 a.m. to clear the way for morning commuters.