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Performance waterproofing methods critical to transportation infrastructure

42 Bridgeia 150A 60 Minutes broadcast segment, “Falling Apart,” explains that “America’s roads, bridges, airports and rail lines are outdated and need to be fixed” due to decades of neglect … nearly 70,000 bridges in America—one out of every nine—is now considered to be structurally deficient.” According to the American Society of Civil Engineers, segment editors noted, “32 percent of the major roads in America are now in poor condition and in need of major repairs.”

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Developer of bio-based sealer certifies hardscape professionals

40 BlackDiii 150A national producer of bio-based, environmentally-friendly sealers, Black Diamond Coatings has recently staged BDC PRO certification courses at Florida’s Flagstone Pavers, Brooksville and Pompano Beach, plus Oldcastle Coastal, Tampa. The company developed the class to teach professional contractors the benefits and proper application methods of it product line, which includes low VOC, water-based sealers.

 

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Mortar dropping collection device slims down

39 Wall 150Developer of moisture management solutions for masonry walls has added a 0.4-in.-thick size to its WallDefender line. Originally available in 1- and 2-in. thicknesses, the product helps curtail moisture damage to masonry cavity walls by preventing mortar droppings from blocking weep holes. It suspends droppings above flashing on two levels of its trapezoidal-shaped, open-weave mesh, while allowing water to flow through the mesh and exit the cavity.

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Paver bed preparation screed

39 Kee 150Product engineers bill KeeROO as a convenient, effective, ergonomic and multifunctional hand screed/grader for sand bedding and chip rock placement. The tool prepares beds or subbases with operators in standing position, curtailing the load on knees, shoulders and back. — Pave Tech, Inc., Prior Lake, Minn., 800/728-3832; www.pavetech.com

 

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Super sack handling

38 JDN 150Air-operated hoists suit single or twin loads for super sack or big bag transfer, and provide what company engineers describe as safe, speedy and accurate positioning—even where limited headroom conditions exist. Typical applications include construction materials packaging (cement, lime, aggregate). The hoist systems are also designed for safe operation within dust-prone environments. Their operating medium is compressed air (6 bar pressure).

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