Case Studies

A 410-foot-long concrete cantilever retaining wall, located at 28th Street in Southeast Grand Rapids, Michigan, experienced more than 10 inches of lateral movement in some...

Located along the Gulf coast of Texas near Houston, the Anahuac National Wildlife Refuge encompasses 34,000 acres of protected coastal marsh and prairies. In 2008, Hurricane...

Located in Knoxville, Tennessee, Neyland stadium is the fifth largest stadium in the United States and the seventh largest in the world. It was constructed on the University...

Located in Canton Michigan, a major retail store was experiencing as much as 3 inches of floor slab settlement in the grocery department. The extent of the settlement was...

An approximate 38,000 square-foot, two-story office building, constructed in 1991, exhibited significant wall and floor slab movement by 2016. A manometer survey performed...

A $6 million renovation was planned for a historic building constructed in 1897 in the Lincoln Park Craft District of Duluth, MN. The three-story building was being used as...

The Orange County Sanitation District is a public agency that provides wastewater treatment for approximately 2.6 million people in central and northwest Orange County, California....

A 279,000 square-foot industrial building, constructed in 2013, exhibited significant wall and floor slab settlement, with more than 12 inches of movement at the southeast...

Located in the Wisconsin Northwoods, the Chequamegon-Nicolet National Forest covers more than 1.5 million acres of forest preserve across five counties. Severe storms and...

An above-grade, 16-inch diameter, steel pipeline, used for treated water transport, was severely corroded along an approximate 910-foot long section. A new pipeline of similar...

The Wapato pump station is used to control the water level of Wapato lake, which is in the Wapato National Wildlife Refuge. The existing pump station was supported at the...

A 53,600 square-foot structure, for the manufacture of metal roofing and siding, was planned for construction in St. Peters, Missouri. Approximately 18,000 square feet would...