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2013SumShotcreteEMag

Goin’ Underground day, spread over three 8-hour shifts. By project completion, we were capable of applying over 200 yd3 (150 m3) in a 24-hour period, per heading, with rebound hovering between 5 and 10%. For a project of this magnitude, it wouldn’t have been possible to get those numbers without a compre- hensive training and evaluation program in place. What I believe made our program effective was the fact that it was “graduated.” It took individuals with little or no exposure to the application pro- cess and walked them through each step, under a ‘qualified supervisor.’ The end result was a highly productive, exceptional quality product. It also validated the craft members of Local #147 as The author (left) wishes to acknowledge the ‘expert’ nozzlemen by the time they completed contributions of George Yoggy (right) to all of the steps for qualification.” this article As of June 2013, we have qualified over 35 noz- zlemen in the last 5 years for this and related projects. Most are from the #147 Sand Hog Union. The total amount of early ground support sur- William T. Drakeley Jr. is face area sprayed is 1,000,000 ft2 (93,000 m2). President of Drakeley Indus- The yardage installed for the MTA CC/Long tries and W. Drakeley Swim- Island Railroad/East Side Access Project re - ming Pool Company. Drakeley garding the early ground support phase of the Industries is a shotcrete con- project is nearly 46,000 yd3 (35,000 m3) of wet- sulting firm that is dedicated to mix shotcrete application and another 10,300 yd3 the training and implementa- (7900 m3) of dry-mix shotcrete. Mid-June 2013 tion of the shotcrete process in marked the completion of the bulk of the regards to building water-retaining structures, project, not including punch-list items. The ground support, and underground shotcrete current talent pool of nozzlemen in New York application. Drakeley Pool Company is a design/ City should now be considered as competent build construction and service firm specializing and viable a labor force as any in the under- in in-ground, high-end commercial and residen- ground shotcrete world. It is said of New York tial pools. Drakeley is an active member of City that “if you can make it here, you can make ACI Committee 506, Shotcreting. He is the first it anywhere.” Now, for the shotcrete process, ACI Certified Shotcrete Examiner from the pool that promise holds especially true. industry nationwide. Drakeley is also an ACI Certified Nozzleman, ASA Board of Direc- tion member, ASA Technical Advisor, and Chair of the ASA Pool & Recreational Shotcrete Com- mittee. His writings have been published in national and international trade magazines, including Shotcrete, Watershapes, Pool and Spa, and Luxury Pools magazines. In addition, Drakeley is a Platinum Member of the Genesis 3 Group, a licensed member of the Society of Water Shape Designers, and a member of the Associa- tion of Pool and Spa Professionals (APSP). He is also the Concrete/Shotcrete Instructor at the Genesis 3 Pool Construction Schools and NESPA Region 1 Show in Atlantic City. As an Instructor/ Trainer, Drakeley has given lectures on shotcrete applications for various pool trade shows and for World of Concrete. Drakeley is an Expert Witness regarding shotcrete applications for the swim- ming pool industry. 42 Shotcrete • Summer 2013


2013SumShotcreteEMag
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