Big Sioux River Bank Stabilization and Design
SIOUX FALLS BIG SIOUX RIVER BANK STABILIZATION Sioux Falls, South Dakota About the Project AE2S was a key part of a multi-firm team that completed a geomorphic assessment of the Big Sioux River north of Sioux Falls to determine bank erosion rates and potential for future channel migration. The design of bank stabilization measures along […]
Williston Airport Ditch Repair
AIRPORT DITCH REPAIR Williston, North Dakota About the Project An extreme rainfall event on June 11, 2021, resulted in damage to drainage infrastructure, including the Airport Ditch, which is a drainage channel that extends approximately 7,200 feet through the City. A 1,000-foot section of the channel, with a contributing watershed area of approximately 3,227 acres, […]
Great Falls Water Treatment Plant Filter Improvements
WATER TREATMENT PLANT FILTER IMPROVEMENTS Great Falls, Montana About the Project The City of Great Falls, MT operates a conventional surface water treatment facility to treat water from the Missouri River. The conventional filtration process is comprised of four sections of filters, with original construction dates of 1916, 1932, 1952, and 1959. Each section consists […]
Rocky Boy’s/North Central Montana Regional Water System Water Treatment Plant Ground Storage Reservoir
Rocky Boy’s WTP Ground Storage Reservoir About the Project In 2018, as part of the Rocky Boy’s/North Central Montana Regional Water System Project, AE2S began design efforts for the Rocky Boy’s Water Treatment Plant (WTP) Project. During the design process, the need for 3 million gallons of on-site storage was identified. With the approximate size […]
Brandon South Dakota Water Treatment Plant Expansion
Water Treatment Plant Expansion – Brandon, South Dakota About the Project The City of Brandon has been experiencing steady growth, which has increased the demand for water from the City’s current WTP. Planning for continued growth the City worked with AE2S to evaluate expansion alternatives and also consider the softening treatment. The City ultimately made […]
Lethbridge Solids Handling – Rotary Fan Presses
Lethbridge Solids Handling – Rotary Fan Presses – Lethbridge, Alberta Canada About the Project The City of Lethbridge began operation of its Water Treatment Plant (WTP) No. 3 in 1983 to provide potable water to its residents with an operational capacity of 120 mega-litres per day (MLD). Over the years, the City has experienced a […]
West Dakota Regional Water System
West Dakota Regional Water System South Dakota About the Project In 2021, a grass-roots organization consisting of counties, cities, regional water systems and Tribal entities in western South Dakota formed the non-profit Western Dakota Regional Water System (WDRWS) to plan for future water supply shortfalls. A multi-disciplinary engineering team lead by AE2S will develop concepts […]
Great Falls Water Treatment Plant Solids Mitigation
WATER TREATMENT PLANT SOLIDS MITIGATION Great Falls, Montana The Need for the Project The Great Falls WTP treats water from the Missouri River using a series of processes, including a traveling bar screen to remove large debris from the raw water intake stream and sedimentation/filtration, utilizing aluminum sulfate (alum) as the primary coagulant, to remove […]
Ken-Caryl Water System Improvements and PRV Replacements
Ken-Caryl Water System Improvements and PRV Replacements Littleton, Colorado Project Overview Ken-Caryl Ranch Water and Sanitation District retained AE2S to complete a condition assessment of 29 pressure reducing valves and one 16-inch altitude valve that are contained in buried vaults throughout the system. The assessment consisted of field investigations of the vaults to evaluate the […]
Bozeman Pear Street Booster Station Rehabilitation
Pear Street Booster Station Rehabilitation Bozeman, Montana The Need for the Project The City of Bozeman retained AE2S to rehabilitate the Pear Street booster station. The project allows the City to maximize its use of Lyman Spring water, which requires no treatment and flows by gravity into a portion of the distribution system. The project […]