Case Studies

Case Studies

Manhole Rehabilitation with ZebronĀ®
The manhole was inherited by IRWD in extremely poor condition and needed rehabilitation. Although it had been previously lined with another liner system, the substrate was...
Manhole Rehabilitation Project in city of St. Michael, MN
A 5’ diameter x 10’ deep manhole experienced high levels of H2S corrosion on upper walls, as well as water infiltration at the neck of the manhole.  The manhole...
Sturgeon Lake Lift Station
The Sturgeon Lake Lift Station had a water infiltration rate of 15 GPM (gallons per minute) causing the pump to be activated 12 to 15 times per day. The city was spending...
Helical Piles, Tiebacks & Soil Nails in Cass Lake, MN
The Cass Lake Clinic expansion consisted of an approximate 25,400 square foot addition to the existing hospital/clinic building. The project required demolition of an eastern...
Helical Piers in Detroit Lakes, MN
Shortly after construction began on a home on Big Floyd Lake, the builder began to observe early warning signs of foundation settlement. Before continuing with the home's...
Lake View Township located in Becker County Minnesota, maintains 35 miles of asphalt roads.  Many of these roads were built in the late 1970’s to early 1980’s. ...
Pipe Bridge in Wahpeton, ND
Minn-Dak Farmers Cooperative planned for a plant expansion in Wahpeton, North Dakota. The plant expansion project would include facilities to turn by-product sugar beet molasses...
Underpinning in West Fargo, ND
A 2,400 square-foot generator building was under construction at the regional storm water lift station when the general contractor observed settlement of the northeast corner...
Helical Piles in Enderlin, ND
Maryhill Manor is a long-term care facility that provides 24-hour nursing and personal care services. The project included two major building additions to the north and east...
Sidewalk Stabilization in Minot, ND
SRT Communications, the largest telecommunications company in the state of North Dakota, is headquartered in the city of Minot within the area of “North Hill”....
Trench Breakers in Watford City, ND
This pipeline is a gathering line taking oil from a well to the collection site.  The contractor installing the line had previously been building trench breakers, or...
PolyLEVEL Trench Breakers in Douglas, WY
The Double H Pipeline consists of 488 miles of 12-inch steel pipe designed to carry petroleum from Dore, ND to Guernsey, WY. Completion of a 20-mile segment near the southern...
Total Case Studies: 12
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