Water System Expansion

The Star Sewer & Water District has grown at a staggering rate of more than 10% annually for the last few years, driving the need for improved water supply. Amid this growth, the District’s primary Well 3 unexpectedly began pumping sand and had to be abandoned. The District was also forced to abandon Well 2…

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Western States CAT

Keller led the civil site design and building structural engineering of the new Western States CAT equipment facility located in Liberty Lake, WA. Completed in 2022, the 30-acre site incorporates four different buildings; over 197,700 square feet of multi-level office buildings and warehouse space; stairs; elevator; and overhead cranes. Office space typically involves multiple levels…

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Water System Improvements

Keller worked with the City of Athol when they had concerns about their two cemetery water tanks that needed replacement due to age and wear. A Water Master Plan was developed to address the aging water tanks and insufficient water supply issues discovered during planning. In addition, a nearby development requested to be annexed by…

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Orchard Combat Training Center Railroad Tracks Addition

The Orchard Combat Training Center (OCTC) is a premier joint military training facility in Ada County, Idaho, approximately 18 miles southeast of Boise. OCTC is a vital asset to the Idaho National Guard and Army Reserve, providing world-class training facilities that ensure that units are prepared to respond to any mission. The 143,000-acre training center…

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Whistle Pig Tank

Veolia turned to Keller to design a 2.65-million-gallon concrete tank. Unlike most water tanks, the Whistle Pig Tank would be fully buried. (Whistle pigs, or groundhogs/ground squirrels, live underground and are native to this area and prime sources of food for birds of prey.) The tank was constructed within a steep hillside to minimize visibility…

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Lewiston Wastewater Treatment Plant Improvements

In May of 2018, Keller began working with the City of Lewiston to complete a Wastewater Treatment Plant Facility Planning Study. The WWTP Master Plan evaluated the condition of the WWTP equipment, capacity, redundancy, hydraulics, and treatment performance to determine deficiencies. In fact, several deficiencies were identified, including aging plant facilities—70% of which were over…

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Dam Monitoring

a large dam with a river and trees

With the use of a Trimble S6 Robotic Total Station and digital leveling, Keller Associates can provide field measurements, analysis, and reporting of existing horizontal and vertical Surveillance Monitoring monuments for your use to meet Federal Energy Regulatory Commission (FERC) requirements. Keller Associates has been using the S6 to achieve the tight tolerances few others…

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Bathymetric Surveying

aerial view of a survey map

With the HyDrone RCV and Hydrolite-TM echosounder, Keller Associates is able to provide hydrographic surveying and mapping of lakes, rivers, and ponds of various sizes and depths. We can map shallow water areas as well as bodies of water up to 250 feet deep, including water bodies that are unique to industrial and municipal applications…

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College Place, College Avenue and Rose Street

aerial view of a road with a road markings

Keller Associates completed design services, and furnished construction engineering and full-time inspection, for the $11 million urban roadway reconstruction project in College Place, Washington, referred to as the CARS (College Avenue – Rose Street) project. College Avenue and Rose Street bisect the Walla Walla University campus, and front many of the City’s key public buildings…

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Malta, Pierce Lane Rehabilitation

a road with a fence and mountains in the background

After a winter with greater than normal snowpack, the 2017 spring runoff quickly turned to spring flooding which damaged a vital transportation component in Cassia County. Pierce Lane, near Malta, is one of the few paved roadways in the area and has a large cattle operation nearby. During the flooding event, the road was overtopped…

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BYU-Idaho, Storm Detention and Drainage

a large building with a parking lot

Keller Associates completed the site, civil and construction engineering for the new Auditorium and Manwaring Center project at BYU-Idaho in Rexburg. The projects included site civil design for the 15,000-seat auditorium and multipurpose building. Project Features:

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Grants Pass, Stormwater Master Planning

a house with a truck and a stream

Keller Associates recently completed a comprehensive update to the Grants Pass Stormwater Master Plan. The plan updated the existing XPSWMM model based on extensive field investigations, surveying, integration of interconnected irrigation ditches, data from multiple flow monitoring periods, and model calibration. Plan deliverables included identified deficiencies, recommended improvements, and a capital improvement plan. Keller Associates…

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