Larrabee State Park

This project resolved sewer collection system deficiencies, water quality violations, and operational difficulties at Larrabee State Park. Aging infrastructure and water quality improvements spurred the need to upgrade both the collection system and lagoon treatment, as the treatment plant discharges…

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Island County Septage Treatment Facility Upgrade

Island County’s Septage Treatment Facility treats all septage generated on Whidbey Island along with waste-activated sludge from several municipal treatment plants. The project team prepared an engineering report, evaluated energy conservation options for aerobic digestion, and recommended improvements to make…

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Pump Station Rehabilitation

PACE staff prepared a preliminary design report, including construction costs and recommendations for improvements, to estimate wastewater flows to four pump stations for the city’s 20-year planning and ultimate development scenarios. PACE provided design for upgrades to three of the…

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South Central Area "A"

PACE provided a preliminary design report and design of approximately 8,100 feet of collection system improvements. The project consisted of a variety of pipe bursting, slip lining, open cut excavation, and directional boring of new laterals. Services CIVIL ENGINEERING

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Leavenworth Gateway Improvements

The project improved downtown Leavenworth by reconstructing approximately 1,200 LF of roadway along Front Street and 350 LF of roadway along Division Street, including repaving the roadway, reconstructing sidewalks, adding landscape features, and providing irrigation and lighting. The project team…

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Kirkland Safe Routes to School

PACE provided survey and civil engineering design for improving walking routes at seven elementary school locations with missing sidewalk links. This was a Washington State Department of Transportation grant-funded project. Key elements included compliance with LAG Manual and WSDOT grant-funding…

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Stephens Street/Chestnut Avenue New Signal Project

PACE completed a street and traffic improvement project for the city of Roseburg, which encompassed a comprehensive design to signalize the intersection of Stephens Street and Chestnut Avenue. PACE provided civil design and surveying, and acquired permits, land, and easements.…

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Poplar Way Improvements

PACE provided surveying; PS&E; bidding assistance; construction management; and full-time, on-site surveillance for approximately 2,700 LF of roadway improvements on Poplar Way. This project included wingwall improvements and creek enhancement. Our design complied with STP-U funding requirements. Services CIVIL ENGINEERING…

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Oakridge Stormwater Master Plan

PACE designed and implemented a stormwater plan to address the city’s infrastructure and regulatory issues, manage current and future runoff needs, and perform responsible long-term fiscal planning. Plan components included mapping existing and future drainage sub-basins, developing a CIP, creating…

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Eatonville LID-Based Stormwater Management Plan

PACE assisted in developing a comprehensive stormwater management plan that is based entirely on BMPs and other LID techniques. Supporting codes and development standards were developed to require the use of LID for new development and redevelopment. A supporting stormwater…

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