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2013WinShotcreteEMag

installed in 4 weeks with work progressing 24 hours a day for 28 days (refer to Fig. 4). The shotcrete was provided by The Quikrete Compa- nies. Additional equipment was provided by United/RSC Rentals. Steel sets and split bolts were supplied by DSI Steel. Drain strips were provided by CSI Geosynthetics. Construction support was provided by Fay Construction. The engineering companies involved were AMEC; Shannon & Wilson, Inc.; Jacobs & Associates; and TranSystems Hill Gateway. Dennis Bittner is a Construction Products Representative for The Quikrete Companies. He has been involved in both wet- and dry-mix process projects in mul- tiple arenas of shotcrete con- struction, with an emphasis on bridge and tunnel projects for state departments of transportation (DOTs) and the rail industry. In addition to being an ASA Cor- porate member, Bittner sits on the Board of the ICRI Pittsburgh Chapter. He can be reached at dbittner@ quikrete.com. Nick Laviolette is a Construc- tion Project Manager and the son of one of the founding owners of LRL Construction Co., Inc. He has been involved with railroad tunnel repair, reconstruction, and clearance improvement Fig. 4: Work was performed 24 hours a day for 28 days projects for multiple rail line owners for 16 years. In addition to steel fiber- reinforced microsilica shotcrete placement as a 2012 Outstanding tunnel liner, Laviolette has placed shotcrete by Underground Project DOT landslide repair projects and private slopehand and using robotic nozzles for large-scale state stabilization projects. He has also placed shotcrete Project Name for mine shaft projects using the New Austrian CSX Pinkerton Tunnel method (NATAM). Project Location Confluence, PA Denis ‘Dan’ Laviolette is the Shotcrete Contractor sole owner of LRL Construction LRL Construction Co., Inc. Co., Inc., and has over 38 years of tunneling experience. Lavio- General Contractor lette started his company along LRL Construction Co., Inc. with two business partners in Architect/Engineer 1996 and has since taken a Jacobs & Associates/Shannon & Wilson, Inc. small family-owned company Material Supplier/Manufacturer into an empire. He takes pride in the specialized work that his company has come to master and The Quikrete Companies*/ Shotcrete Technologies* is known for fast, safe results when needed most. His extensive knowledge and expertise in tunnel Project Owner repair, shaft development, tunnel fires, and emer- CSX Railroad gency collapse repair stems back to his mining *Corporate Member of the days and have evolved over the years from work- American Shotcrete Association ing all over the world. 30 Shotcrete • Winter 2013


2013WinShotcreteEMag
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