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GeneralNovel Form-Free Installation Method for Refractory Castables

Tomas Richter and Don McIntyre, ANH Refractories Company

After a brief history of different installation modifications, this paper introduces a novel installation technique, which enables form-free placement of low cement and fully dispersed castable compositions. The method does not require the typical wet pumping equipment, as is needed for shotcreting, but delivers similar

SafetyGeneralSafety Shooter : Create a Pre-Site Checklist

Chris Zynda

Whenever possible, try to pre-site all construc-tion projects before scheduling personnel and equipment. A little extra planning ahead of the actual work can save a lot of headaches later on.

GeneralCarl Akeley – A Tribute to the Founder of Shotcrete

Pietro Teichert

I only recently joined the American Shotcrete Association. But, in reading through the issues of Shotcrete and ASA™s excellent brochure, I was struck by how little seems to be known about Carl E. Akeley, the man to whom we all owe our livelihoods. What™s more,

GeneralInnovating with Shotcrete

Merlyn Isaak and Chris Zynda

SafetyGeneralSafety Shooter: Always Use Protection

Chris Zynda

About fifteen years ago, we had a project that involved doing some extensive shotcrete (dry process) window infills. The job required shooting from the inside of the building onto plywood forms and involved about 5 stories of window.

GeneralEffect of Shotcrete Consistency and Nozzleman Experience on Reinforcement Encasement Quality

Denis Beaupre, Marc Jolin

The proper encasement of reinforcement in shotcrete is a criti-cal issue with respect to the quality and the durability of a shotcrete application. One simply has to refer to the Shotcrete Nozzleman Training Course offered by the ASA (see Shotcrete Magazine, Vol. 1, No. 4)

StructuralGeneralLightweight Shotcrete Canoe

Maxim Morency and François Paradis

Abstract: This paper describes how under-graduate students at Laval University managed to develop and use a shotcrete technique for a small construction application. This technique was developed especially for an engineering competition. The students had to build a canoe made out of concrete. It had

SafetyGeneralScaffolding

Chris Zynda

Scaffolding, in my opinion, could be listed as the #1 item on a top ten safety checklist. I believe it becomes 50% more diffi cult to work safely and properly on scaffolding than on the ground. Shotcreting using the dry-mix process is much easier to

GeneralShotcrete Specification and Testing

I. Leon Gold

Shotcrete has been an important part of the construction industry for more than 90 years. As a specialty concrete technique, it is basically another means for the placement of concrete with its own peculiarities and characteristics. In the early years after its introduction by the

SafetyGeneralSafety Glasses

Chris Zynda

A crane operator, carpenter, baseball player or a shotcrete crew? Probably everyone listed should use them. On a scale of 1 to 10, the shotcrete crew would rate a 10 with need. œWho on the crew should wear them? I asked one of my superintendents,