RepairStructuralDavis Barracks Sculpted Wall
Jeff Bacon
Read MoreIn 2015, the U.S. Army Corps of Engineering began construction on the Davis Barracks at West Point, NY. The 172 million dollar barracks became a state-of-the-art facility. The new barracks was built to house 650 cadets, three in each room, consisting of 297,392 ft2 (27,629 m2). The barracks building is located on the side of a mountain, below the cadet chapel, which in of itself is a famous landmark. The site for the barracks posed numerous challenges which included the removal of 285,000 tons (259,000 metric tons) of granite for the building’s foundation. Between 2015 and 2017, during the construction, over
RepairStructuralGeneralY Not Try a Double Nozzle System
Derek Pay
Read MoreAlthough many shotcrete workers “claim” to be capable of placing massive amounts of concrete in a daily shift, or shooting with the pump turned “wide open,” in reality, the nozzleman tends to ultimately be the limiting factor on production speed and daily placement volume. Plain and simple they get tired. Shooting too fast diminishes accuracy and overall quality.
RepairInternationalRepairs and Strengthening of Brick Arch Masonry Storm Water Drains for MCGM
Kasturi Projects PVT, LTD
Read MoreThe storm water drains in the city of Mumbai, India, are over 100 years old and constructed with brick arch masonry during the British Era (Fig. 1). The storm water drains (SWD) were prone to frequent cave-ins. To prevent cave-ins, enhance their safety, and maintain the SWD system, the Municipal Corporation of Greater Mumbai (MCGM), under the Central Government of India “BRIMSTOWAD” Scheme, initiated a detailed survey and mapping of the SWD for the City of Mumbai.
RepairArchitecturalUndergroundStructuralGeneralShotcrete Incorporated into ACI 318-19 Building Code
Charles Hanskat, Terence C. Holland, and Bruce A. Suprenant
Read MoreSince the shotcrete process originated well over 100 years ago, improvements in materials, equipment, and placement techniques have enabled it to become a well-proven method for structural concrete placement. The efficiency and flexibility of shotcrete have been used to great advantage in sizable structural projects, as
RepairDuck Island Wastewater Treatment Plant- Screw Pump Rehabilitation
Mason Guarino
Read MoreThe Duck Island Clean Water Facility, located in Lowell, MA, is a 32 million gal./day (120 megaliter/day) activated sludge treatment plant. The facility accepts wastewater from several Massachusetts cities and towns, including the City of Lowell and the towns of Chelmsford, Dracut, Tewksbury, and Tyngsborough.
RepairStructuralFalls Village Penstock #1 Structural Shotcrete Rehabilitation Project
Billy Roy and Andrew Lawson
Read MoreIn early November of 2018, Knowles Industrial Services Corporation (KISC) was issued a contract by First Light Power Resources, Inc. (FLP) to perform a structural shotcrete liner within a steel-riveted penstock at the Falls Village Hydro Electric Plant in Canaan, CT. FLP’s request for bids
RepairUndergroundTiber Creek Sewer Rehabilitation
John Becker and Randle Emmrich
Read MoreAs part of the DC Clean Rivers Project ? Division 1 Main Pumping Station Diversions, the Tiber Creek trunk sewer was designated to receive a new structural liner in a 122 ft (37 m) section near the intersection of New Jersey Ave. and Tingey St.
RepairUndergroundQueens Midtown Tunnel Rehabilitation
Ashley Cruz
Read MoreThe Queens Midtown Tunnel (QMT) is a twin-tube, tolled, four-lane highway that serves over 90,000 vehicles each day.
RepairStructuralOroville Dam Emergency Recovery
Mick Haggerty
Read MoreOroville Dam, built in 1957, is an earth-filled embankment dam located on the Feather River, east of the city of Oroville, CA, in the Sierra Nevada foothills east of the Sacramento Valley.
RepairBrattleboro Bridge Project
Nick Durham and Frank E. Townsend III
Read MoreIn August 2016, Superior Gunite was awarded a subcontract from PCL Civil Constructors to shoot and carve eight web fins on the piers of the I-91 Brattleboro Bridge, in Brattleboro, VT.