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2013SumShotcreteEMag

The original version of this article was written by Jean-François Dufour and published in 2008 (Shotcrete magazine, V. 10, No. 1). It has been revised and updated by Marc Jolin and Randle Emmrich to reflect the most current certification information. Shotcrete Nozzlemen: ASA Educates—ACI Certifies By Jean-François Dufour, Marc Jolin, and Randle Emmrich how do we distinguish the role of the Amer- gram as part of its certification activities. --Members of ASA worked diligently to comof the ACI shotcrete nozzleman certification proican Shotcrete Association (ASA) and theAmerican Concrete Institute (ACI) when it comes to shotcrete nozzleman certification? plete the development of the Shotcrete Nozzleman The answer lies in the title of this article. ASA Certification program and launched the first educates whereas ACI certifies! shotcrete Training and Certification Session in As with any other ACI certification program, 1999. This session also served to qualify future examination sessions are conducted by local trainers and examiners and helped define what sponsoring groups (LSGs). Although most ACI eventually became two separate entities: ASA’s certification programs are typically administered Education Program and the ACI Shotcrete Noz- by local ACI chapters approved as LSGs, zleman Certification program. Shotcrete Nozzleman Certification programs ASA was the first LSG to administer the ACI require a higher degree of logistics, exceeding written and performance examination starting in most ACI chapter resources. Arguably, the 2001 and has been actively promoting the program Shotcrete Nozzleman Certification program is and certifying nozzlemen since that first session. the most demanding certification program avail- ASA also provides a Shotcrete Education Session able through ACI. Both physically and logisti- (classroom only) for nozzlemen taking the ACI cally, the program requires strong commitments Certification Examination and for those simply from well-established LSGs. ASA’s contribution interested in learning correct nozzleman tech- as the first ACI LSG for nozzleman certification niques (for example, owners, project supervisors, was instrumental to fully developing this ACI and foremen). certification program1,2 and continues to con- tribute to its success, with over 1300 certificates ASA’s Shotcrete currently valid. This article provides an over- view of shotcrete nozzleman education and Nozzleman Education certification in North America with the most The ASA Education Committee developed a current updates from activities of both ASA and series of Shotcrete Education Modules covering ACI committees. the key aspects necessary for successful shotcrete application. ASA’s education modules are under American Shotcrete Association continuous review and revision to update current construction practices and technology. The Educa- (ASA) tion Module presentations are supplemented in The American Shotcrete Association was the classroom with ACI CP-60(09), “Workbook founded in 1998 “to have the shotcrete process for ACI Certification of Shotcrete Nozzlemen.”3 understood and used in every beneficial applica- ACI CP-60 was developed and is maintained by tion” and “to encourage and promote the safe and ACI Committee C660, Shotcrete Nozzleman beneficial use of the shotcrete process.” Certification, to provide reference study material With this in mind, the discussion over the for nozzleman certification candidates. The ASA importance of shotcrete nozzleman certification at Education Modules cover the full range of concrete/ the time, and the vehicle by which a certification shotcrete-related technical material, including: program could be delivered, was debated by • Introduction to Shotcrete; industry members everywhere and led to one of • History and Uses of Shotcrete; ASA’s first industry tasks. A shotcrete nozzleman • Shotcrete Materials and Properties; certification program was put together by ASA with • Shotcrete Mixture Designs; the hope that ACI would fast track the completion • Quality Control/Quality Assurance; 12 Shotcrete • Summer 2013


2013SumShotcreteEMag
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