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2014 Carl E. Akeley Award TLZhang Consulting and Testing Ltd. for his animals for museum exhibits. President Theodore-its at the museum. Akeley made five expediexhibtions to Africa, during which time he procured manyhe ninth annual Carl E. Akeley Award waspresented to Dr. Lihe (John) Zhang of paper, “Variability of Compressive Strength of Roosevelt accompanied him on one of those expedi- Shotcrete in a Tunnel-Lining Project.” This paper, tions and encouraged him in his development of the published in the Fall 2014 issue of Shotcrete maga- cement gun. During his fifth expedition to Africa, he zine, reported on the statistical data derived from a contracted a virus and died on November 17, 1926. civil tunnel project in western Canada. Compressive strength was found to be influenced by mixture References design, nozzleman skills, curing conditions, and 1. Teichert, P., “Carl Akeley—A Tribute to the Founder of Carl E. Akeley test panel handling. The award was presented by Shotcrete,” Shotcrete, V. 4, No. 3, Summer 2002, pp. 10-12. ASA Publications Committee Chair Ted Sofis. ASA established the Carl E. Akeley Award to Past Akeley Award Recipients honor his founding of what is today referred to as • 2006—Jean François Dufour, “State-of-the-Art the shotcrete process. This award is presented to the Specification for Shotcrete Rehabilitation Projects” author(s) of the best technical article appearing in • 2007—Knut F. Garshol, “Watertight Permanent Shotcrete magazine in the past 12 months, as deter- Shotcrete Linings in Tunneling and Underground mined by the Akeley Award Committee of ASA. Construction” Carl E. Akeley invented the cement gun in • 2008—E. Stefan Bernard, “Embrittlement of 1907 and introduced a commercial version of it Fiber-Reinforced Shotcrete” at the Cement Show in New York in December • 2009—Dufour, Lacroix, Morin, and Reny, “The 1910. For this reason, Akeley is considered the Effects of Liquid Corrosion Inhibitor in Air- Lihe (John) Zhang inventor of the shotcrete process.¹ Entrained Dry-Mix Shotcrete” Born in Clarendon, NY, on May 19, 1864, Akeley • 2010—Lihe (John) Zhang, “Is Shotcrete was a noted naturalist, taxidermist, inventor, pho- Sustainable?” tographer, and author. He made many significant • 2011—Charles S. Hanskat, “Shotcrete Testing— contributions to the American Museum of Natural Who, Why, When, and How” History and many other museums around the United • 2012—R. Curtis White Jr., “Pineda Causeway States. He initially invented the cement gun to repair Bridge Rehabilitation” the façade of the Field Columbian Museum and later • 2013—Jolin, Nokken, and Sawoszczuk, “Sus- used it to improve the quality of his taxidermy tainable Shotcrete Using Blast-Furnace Slag” 2014 ASA President’s Award Ttion that has made exceptional contributions Jolin, updated our 8-hour ASA Nozzlemen Educa-a careful review by the ASA Board of Directors.Duckworth took the lead and, working with Marc-he ASA President’s Award was establishedin 2005 to recognize the person or organiza to the shotcrete industry. It is the sole responsi- tion session to bring it up to date, incorporating bility of the current ASA President to select the more detailed technical and safety-related mate- recipient of this award. rial. The new nozzleman education sessions rolled Since 2006, seven well-deserving individuals out to our examiners in early 2014. Then, having and one organization were awarded the ASA cleared those hurdles, Duckworth took to heart President’s Award, all of whom dedicated their ASA’s desire to better educate shotcrete inspec- time and energy to advance the shotcrete industry. tors, and has produced a new educational session Oscar Duckworth For 2014, outgoing President Charles Hanskat for shotcrete inspectors. The first trial presentation presented the ASA President’s Award to Oscar of this new educational program was at World of Duckworth for his outstanding service to ASA Concrete this year. Along the way to tackling these and the shotcrete industry. Duckworth has pro- challenges, Duckworth has served on a variety of vided untold hours of his personal time and effort Board committees, chaired the Safety and now to advance both the education and safety of Education committees, and served on the Execu- shotcrete nozzlemen through ASA programs. tive Committee. ASA and the entire shotcrete He created much of the “ASA Safety Guide- industry are indebted to Duckworth for his selfless lines for Shotcrete” document, then shepherded and tireless efforts to raise the bar for safety and approval through the ASA Safety Committee, and education in our industry. Shotcrete • Winter 2015 53


2015WinterShotcreteEMag
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