Structural Portal

StructuralGeneralRapid Strength Gain Dry-Mix Shotcrete: A Unique Solution for Highly Complex Projects

Christine Poulin

The construction industry must embrace new technologies and innovations to address today’s challenges. With its unique features, shotcrete stands out as a placement solution, meeting the most stringent project standards and offering unmatched benefits compared to traditional form-and-pour concrete.

UndergroundStructuralInternationalGeneralThe Application of Shotcrete in Shafts: Work Preparation and Construction Based on Various Projects in Central Europe

By Paul von der Hoeh, Norbert Fuegenschuh, Richard Gradnik

Shotcrete shafts often present unique challenges for construction projects. In many cases the construction method is different from the one used in the main tunnel (often using a TBM), presenting challenges recruiting experienced and certified personnel for the shaft works.

ArchitecturalStructuralGeneralModelling the Service Life of Structures with Cast-in-Place Concrete vs. Wet-Mix Shotcrete

By Lihe Zhang, Dudley R. Morgan, Sidney Mindess

When properly designed and applied, wet-mix shotcrete provides equal or increased service life for reinforced concrete structures compared to cast concrete.

ArchitecturalUndergroundStructuralGeneralPolymer Rubber Gel Technology: High-Performance Waterproofing for Shotcrete and Blind-Side Applications

By John H. Huh

The innovative GTS Polymer Rubber Gel waterproofing systems are proven and effective for underground construction applications.

RepairUndergroundStructuralGeneralSummary of ‘Guideline on the Applicability of Fiber-Reinforced Shotcrete for Ground Support in Mines’

By Rym Msatef and Marc Jolin

This guide examines and provides a description of the common testing methods used for FRS and how to interpret the information generated for ground support in mines.

ArchitecturalUndergroundStructuralGeneralUpdated Fiber-reinforced Shotcrete Testing Standard — Faster, Easier and Better!

Bill Gears and Benoit de Rivaz

The updated fiber-reinforced shotcrete testing standard in underground projects provides not just significant cost savings, but just as critical, helps us to significantly reduce the carbon impact of the underground construction industry and provide for a better environment and future for us all.

ArchitecturalStructuralACI-ASCC Survey on Portland-Limestone Cement Concrete

James Klinger, Kevin A. MacDonald, Jerry A. Holland, Scott M. Tarr, Beverly A. Garnant, and Bruce A. Suprenant

RepairArchitecturalStructuralGeneralGuide to ACI Shotcrete Documents

Lars Balck

RepairStructuralA Study on Low-Velocity Sprayed Mortars

Christine Poulin and Marc Jolin

StructuralAdvancements in Train Bridge and Underpass Construction

Dan Pitts

Salmon Arm, British Columbia, is witnessing a paradigm shift in train bridge construction with the adoption of innovative techniques such as architectural shotcrete over steel sheet piling. This method not only enhances the structural integrity and durability of the bridges but also contributes to the