Concrete Products

SEP 2013

Concrete Products covers the issues that attract producers of ready mixed and manufactured concrete focusing on equipment and material technology, market development and management topics.

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Concrete VOL. 116. NO. 9 Contents SEPTEMBER 2013 C O N C R E T E P R O D U C T S . C O M COVER STORY, P. 30 ® products DEPARTMENTS 4 EDITORIAL New NLRB marks good start with Aggregate Industries decision 6 GOVERNMENT AFFAIRS • OSHA proposes sharp cut in permissible exposure limit for respirable crystalline silica • FMCSA to codify short-haul exemption for 30-minute break in HOS rule • Feds fund project to integrate carbon metrics in building material databases • Senate confirmations lift clouds from National Labor Relations Board 14 NEWS SCOPE • Lead economist confirms 6 percent gain in 2013 construction market • Robust, two-ply packaging for dry mix 'drop shipments' • Midwest Block adds Southern Concrete Masonry Division plants • Report tracks minor gain in 2012 precast shipments, better 2013 prospects 25 BRIEFS 34 FEATURES PHOTOS: Plant Architects + Plant Outftters Coreslab Structures rebuilds fagship operation. SPANCRETE WISDOT PROJECT, P. 24 HANSON STRUCTURAL, P. 36 • Heldenfels Enterprises shapes Lone Star State landmark • Hanson Structural harmonizes new, existing precast concrete • Laser technology guides Finfrock to timely contract completion 45 INNOVATIONS REPORT • Hamilton forges 'foundry' forms for Unistress • Cidra AIRtrac measures air content across mixing window 3D CARBON FIBER, P. 38 • Skako's Rotoconix mixer 49 INNOVATIONS 53 MARKETPLACE CLASSIFIEDS 56 FINAL FORM R.W. Sidley ships 70,000 sq. ft. of architectural precast for Cleveland's Global Center for Health Innovation www.concreteproducts.com September 2013 • 3

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