Constructed pile & lagging retaining walls up to 30’ high & 25,000 ft² with multiple anchored tiebacks (both strand & bar type) to repair slope failure and expand right-of-way. Worked from active RR lines, without hampering RR schedule.

Design-build deep foundation minipiles system for 600,000 ft² building with a complex design and extremely compressed timeline. 555 piles (vertical & battered, up to 9.625” diameter & 600 kip) were installed in 18 workdays.

Aluminum Pusher Furnaces

Aluminum Company of America

Alcoa, Tennessee

Design-build a temporary shoring system for a 25’ excavation adjacent to an active production site. 25,000 ft² wall. Also, design-built minipiles support system for furnaces – complex modeling used to control differential settlement.

Radioactive Waste Grouting

Oak Ridge National Laboratory

Lawrenceburg, Tennessee

Performed radioactive trench grouting to lock pollution in place. Cement, microfine cement, acrylamide formed into a barrier “curtain” to keep ground water from leaching into adjacent soils.

James White Parkway

TDOT

Knoxville, Tennessee

Design-build retaining walls. Installed soil nails and rock anchors. Primary wall 45’ high having 19,000 ft² with a major hotel above. Secondary walls 35’ high and 12,000 ft² with interstate highway above.

Bull Run Steam Plant

TVA

Bull Run, Tennessee

Installed drilled rock anchors with capacities of 900 kip. Depths of 100’ with 30’ sockets in limestone. Client’s critical timeline required multiple drilling assets and an intensive work schedule..

Baton Rouge Canal Wall

Turner Industries Group

Port Allen, Louisiana

Constructed a tieback sheetpile wall along the canal. Installed soil-bonded tieback anchors up to 100’ using mud-rotary drilling techniques. Drilling accomplished by reaching over the top of driven sheet pile at water’s edge.