Structural Portal

StructuralInternationalSlope Stabilization Using the Shotcrete Grid Beam System in Japan

Yuji Samaru and Koji Sugiyama

Continuous grid beam structures made of shotcrete have been used for over 30 years in Japan to stabilize natural and man-made cut slopes. This slope stabilization structure, generally called œGrid Beam, is widely applied in Japan. It was used in more than 4600 slope stabilization

RepairArchitecturalUndergroundStructuralQuality Management of Shotcrete in North America

Dudley R. “Rusty” Morgan and Roland Heere

As for all construction materials, a proper program of quality management should be implemented in shotcrete construction to protect the owner™s investment. This article briefly examines typical shotcrete Quality Management (QM) practice in North America. QM can be considered to be comprised of Quality Assurance

ArchitecturalStructuralAdvantages of Using Shotcrete for Arch Culverts

Howard L. Robbins

A rich structures have been used in various forms of construction for thousands of years. The earliest arch structures date back to ancient times when crude arch prototypes were constructed by building a corbelled arch in which projecting elements from a wall rose in steps

RepairStructuralSeismic Retrofit of Littlerock Dam

M.P Forest, D.R Morgan, J.R Obermeyer, P.L Parker and D.D LaMoreaux

RepairStructuralHistory of Shotcrete in Seismic Retrofit in California

James Warner

The widespread use of structural shotcrete actually began long before the first appli-cation was made. Its rise was politically motivated and its continued development dictated by the occurrence of earthquakes. Responding to a school fire in the 1920s, the Los Angeles School Board directed that

RepairArchitecturalStructuralWashington State’s Capitol Seismic Repair

Marcus von der Hofen

Washington State’s Capitol Seismic Upgrade will surely rank as one of the top restoration projects of this decade and shotcrete proved to be essential to its success. As with most complex rehabilitations, many of the hurdles faced arose after the project had begun. The ability

RepairStructuralThick Section overhead Repair and Strengthening of a Concrete Pier: A Viable Shotcrete Solution

Roger Runacres

When considering placement options for thick section overhead concrete repair or strengthening, more often than not, the consideration of a shotcrete solution is overlooked. Historically, shotcrete has suffered from being mainly associated with vertical placements for above ground work. This may be due to the

UndergroundStructuralUse of Fiber-Reinforced Shotcrete

Peter C. Tatnall

As many of you Shotcrete readers know, there have been many articles published here on FRS, and many more where FRS is mentioned. Two articles in the premier issue of Shotcrete in February, 1999, mentioned FRS. I have been keeping a bibliography of Shotcrete articles

RepairStructuralThe Setenave Dry Docks Rehabilitation

Ivan Ramalho de Almeida, Thomaz José Ripper Barbosa Cordeiro, and José Paulo Veríssimo Maia Costa

Sentenave is ageneral designation for a shipyard built in the ninty seventies at the right end of Portugal

StructuralRock Stabilization of Two Historically Sensitive Rock Slopes using Shotcrete

Daniel Journeaux

The need to stablize these rock slopes was driven by the construction of the Hudson-Bergen Light Rail Project, which was being extended into Weehawken, NJ. The location of the light rail was along the base of the Palisades in Hoboken and Weehawken. The need to