Water System Model & Expansion

IMEG was contracted to develop a comprehensive hydraulic WaterCAD model for the onsite public water system serving 1500 inmates & 640 state correctional facility staff members at the Montana State Prison. The existing water system developed beginning in 1955 has three on-site public water supply wells. The wells pump to three large storage tanks comprised

Public Water Supply Well Feasibility

IMEG teamed up with NewFields to complete a feasibility analysis for the development of a new public water supply well & appurtenances to serve a new facility & bolster the existing water system at the Montana State Prison. The project entailed well field analysis, water rights assessment, hydrogeological study of the aquifer, well location recommendations,

Stormwater Management Strategy

Working with Dover, Kohl & Partners, IMEG helped create a Downtown Master Plan for the City of Missoula that will impact the city’s historic downtown and adjoining neighborhoods. IMEG was responsible for the infrastructure components of the plan. The team completed a preliminary infrastructure analysis to identify critical questions, obstacles, and needs related to the

Creek Tributary Mitigation

This area southeast of Sioux Falls has experienced increased flooding in recent years from intense storm events and upstream development. Lincoln County needed to improve the conveyance capacity of the system and maintain base flood levels to protect infrastructure and private property. IMEG and the County Floodplain Manager developed a strategy for flood protection working

Lagoon Improvements

The City of Flandreau was struggling to meet the South Dakota Department of Environment and Natural Resources’ (SDDENR) discharge permit requirements. The City asked IMEG for assistance to bring the ponds into compliance. The Project included: Piping and valves between ponds Raising the dike of two ponds by 18-inches Adding level monitoring for each pond

Watermain Replacement

The City of Irene was looking to replace the aging infrastructure in the southern half of their community, and looked to IMEG to oversee the process. The Project included upgrades to: 5100 LF of 8” and 10” sanitary sewer piping 5668 LF of 6” watermain piping Asphalt surfacing Seeding Traffic control IMEG worked with the

Water and Sewer Replacement

With IMEG’s assistance, the City of Colman secured a Small Community Planning Grant funded by the South Dakota Department of Environment and Natural Resources (SDDENR). With these funds, the City was able to retain IMEG to perform a water and sewer study. Armed with the new study information, our team completely redesigned and upgraded the

Water and Sewer Replacement (Phase 1)

The City of Colman had been experiencing infiltration and inflow (I/I) due to aged infrastructure. IMEG assisted the City in securing grant funding and low interest loans to replace the infrastructure in the community. The City retained IMEG for South 2nd Street Water and Sewer Replacement – Phase 1. This phase of the project included

Intake Protection and Channel

The City of Aberdeen hired the IMEG and Wenck team to resolve problems with the water intake structure at their water treatment plant. The plant has a capacity of 12 MGD, serves 26,000 residents, and is located along the Elm River, the city’s source of drinking water. The existing concrete intake structure had intake screens

Secondary Improvements

IMEG provided civil, structural, and electrical engineering planning, design, construction, and commissioning services for a retrofit of the aeration system of the 6 MGD wastewater treatment plant. Improvements included replacing the existing aeration blowers with more efficient turbo blowers, addition of an anoxic zone to promote biological phosphorous removal, dissolved oxygen control of the aeration