StructuralInternationalRoadside Slope (Portuguese)
André Bezerra de Menezes, Juliana Borella de Menezes e Lucas Passos Santana
Read MoreA utilização do concreto projetado revelou-se de suma importância no processo de tratamento dos taludes ao longo das margens da rodovia SP 333, no interior do estado de São Paulo, Brasil. Essa aplicação concentrouse em uma extensão que abrange os quilômetros 337 a 385, que
StructuralInternationalShotcrete as Roadside Slope Protection in Brazil
André Bezerra de Menezes, Juliana Borella de Menezes, & Lucas Passos Santana
Read MoreThe use of shotcrete has proven to be of paramount importance in the treatment process of the slopes along the margins of SP 333 highway in the interior of the state of São Paulo, Brazil. This application focused on a stretch covering kilometers 337 to
RepairUndergroundStructuralTAKING TUSCARORA INTO ANOTHER CENTURY
Kristina Smith
Read MoreThe Tuscarora Mountain Tunnels in Pennsylvania have a fascinating history. The older of the two tunnels, built between 1938 and 1940, was designed to carry a railroad that never came into service. Industrialists of the day, William Henry Vanderbilt and Andrew Carnegie, were backers of
RepairStructuralSHOTCRETE VS FIRE AND WATER REPLACEMENT OF FLUME 4/5/6 AND 30
Jason Myers
Read MoreOn August 14, 2021, the Caldor Fire started in Northern California near Pollock Pines, CA. The fire ended up consuming almost 222,000 acres (90,000 hectares) and seriously threatened South Lake Tahoe. Besides the over 1000 structures that were lost, the fire also burned along a
UndergroundStructuralInternationalSHOTCRETE AT MT PLEASANT STATION
Shaun Radomski, Lloyd Keller, Daniel Sanchez, Dudley R. Morgan
Read MoreMulti-million dollar underground stations are currently under construction on Metro and LRT lines in Toronto, Ontario, Canada. Traditionally, the thick, heavily reinforced structural concrete station walls have been constructed using the conventional form-and-pour concrete construction method. This construction method, while widely used, is not without
ArchitecturalStructuralHIGHLINE GARIBALDI SPRINGS ROCKSCAPE RETAINING WALL
Jesse Ebenal
Read MoreThis retaining wall was contracted for a new townhouse development project in Squamish, BC, Canada. Vancouver Shotcrete & Shoring Inc. has serviced many municipalities and private companies over the past 30 years in the fields of shotcrete shoring, pools, and custom rockscapes. The shotcrete retaining
UndergroundStructuralMount Pleasant Station, Part 1: Preconstruction Qualification for Shotcreting of Mass Concrete
Shaun Radomski; Dudley R. (Rusty) Morgan, Ph.D., F.ACI; Lloyd Keller, F.ACI; Daniel Sanchez; & Laura Di Monte
Read MoreMulti-million-dollar underground stations are currently under construction on Metro and LRT lines in Toronto, Ontario, Canada. Traditionally, the thick, heavily reinforced structural concrete station walls have been constructed using the conventional form-and-pour concrete construction method. This construction method, while widely used, is not without its
UndergroundStructuralMapei’s London Underground Bank Station’s Capacity Upgrade
Enrico Dal Negro, Stefano Anzani, & Steven Price
Read MoreDeep in the heart of London’s financial centre, work has been continuing to make one of the world’s largest stations safer and easier for passengers to use. Finding your way around the existing labyrinth of tunnels, connecting five London underground lines, is a task worthy
RepairUndergroundStructuralAdvances in Shotcrete Technology for Ground Support in Tunnels and Mines in North America
Lihe (John) Zhang, Ph.D., P.Eng., F.ACI & Dudley (Rusty) Morgan, Ph.D., F.ACI
Read MoreIn recent years, shotcrete has been widely used for ground support in civil tunnels and mines in North America. Shotcrete technologies have advanced with robust robotic sprayers, high-performance shotcrete mixture designs, and high-performance fiber reinforcement in conjunction with rigorous qualification of shotcrete nozzlemen and QC
RepairStructural10 Ave SE Bridge Rehab
David Graham
Read MoreBRIDGE HISTORY Listed on the National Register of Historic Places in 1989, the 10th Avenue Bridge in Minneapolis features seven reinforced concrete arches to span the Mississippi River. The historic 1,141-ft (348 m) open spandrel column arch structure carries over 10,000 vehicles daily, as well as hundreds of pedestrians and cyclists between downtown Minneapolis and an area dominated by the University of Minnesota on the east bank.