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GeneralHot-Weather Shotcreting

Andrea Scott

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The shotcrete process has a long history, with the pneumatic application of concrete going back over 100 years.

Article

SafetyGeneralPre-Job Safety Checks

Mark Corner

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Today?s shotcrete placement, equipment, and personnel have evolved over the years, bringing a number of new safety items and topics.

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GeneralBeginnings

Lily Samuels and Bill Drakeley

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From mine shafts to subway tunnels, from fountains to swimming pools, shotcrete has long been the preferred material of construction for major projects worldwide.

Article

RepairGeneralWhy Bonding Compounds are Not Recommended with Shotcrete

Ted W. Sofis

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The Question of Bonding Agents and Shotcrete

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UndergroundStructuralGeneralNeed to Get a Project Completed Efficiently? Employ Shotcrete!

Ray Schallom III and Randle Emmrich

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The foundation work for the Baltimore Hilton Convention Center Hotel, Baltimore, MD, began in 2006.

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PoolGeneralControlling Efflorescence

Jonathan E. Dongell and Jerry B. Werner

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Efflorescence typically manifests itself as a white salt deposit on the surface of a material.

Article

GeneralDurability and Exposure Conditions of Cementitious Materials

Jonathan E. Dongell

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Deterioration Mechanisms

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UndergroundGeneralDurability Investigation of Ultra-Rapid Strength-Gain Dry-Mix Shotcrete

Nicolas Ginouse and William Clements

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It has already been shown that rapid strengthgain dry-mix shotcrete using calcium sulfoaluminate (CSA) cement and providing about 2900 psi (20 MPa) after only 2 hours can be effectively produced and placed in mining applications (Reny and Clements 2013).

Article

GeneralEvaluating Ready Mix Suppliers

Mark Bradford

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Oscar Duckworth has covered the keys of the equipment necessary for successful wet-mix shotcrete in the past few ?Nozzleman Know ledge? articles. This article discusses the importance of the material supplier in the equation.

Article

SafetyGeneralThe Hidden Danger of Noise

Derek and Amanda L. Pay

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Shotcrete workers are subject to noise, much of which is at potentially dangerous decibel levels.