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Silica dust exposure protection carries the day at World of Concrete 2017

Source: CP staff

CP01217 MinnichWorld of Concrete 2017 evidenced a mid-year enforcement timetable for the Occupational Safety and Health Administration’s new crystalline silica dust exposure threshold covering construction sites and general workplaces. Leading the charge for compliance were sawing and drilling equipment exhibitors, along with peers promoting cementitious material conveying, handling or dispensing devices with which silica dust can reach agency-reduced levels.

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Bekaert fiber distribution device brings ‘Internet of Things’ to mixer chutes

Sources: CP staff; Bekaert, Marietta, Ga.; CP staff

BekaertSteel reinforcing fiber leader Bekaert premiered at World of Concrete 2017 a laser-enabled device measuring concrete mixes’ homogeneity and fiber distribution profile. Mounted at the end of a mixer truck chute, the Dramix eyeD generates graphs and limited dashboards that attest targeted reinforcement uniformity.

Read more: Bekaert fiber distribution device brings ‘Internet of Things’ to mixer chutes

OSHA cites New Jersey ready mixed producer for repeated silica exposure violations

Sources: Occupational Safety and Health Administration; CP staff

OSHA has proposed nearly $90,000 in penalties after finding East Orange, N.J.-based County Concrete Corp. exposed workers tasked with mixer cleaning to airborne silica. The agency issued citations for one repeat and two failure-to-abate violations on the heels of a July 2016 inspection, conducted as a follow up to settlement of 2013 citations. The settlement spanned 18 safety and health violations and $153,900 in assessed penalties.

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Processor grades carbon black pigments for deep concrete coloring and ‘jetness’

Sources: Orion Engineered Carbons, Texas; CP staff

Granulated and liquid pigments debuting at World of Concrete 2017 enable producers and contractors to approach jet black in masonry units and cast-in-place or precast concrete surfaces or structures. Orion Engineered Carbons’ Corasol and Derussol agents are based on carbon black, the smudgy film burning candles deposit on container or enclosure walls.

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NCMA endorses ACI Masonry Testing Technician references in key TMS specs

Sources: American Concrete Institute, Farmington Hills, Mich.; CP staff

The Masonry Society’s TMS 402/602-16: Building Code Requirements and Specifications for Masonry sets new technician requirements to reinforce quality control measures surrounding concrete or clay units, mortar, grout and prism or scaled-wall specimen testing. Contractors, engineers or owner’s representatives can meet the requirements, published in December 2016, by enlisting ACI-certified Masonry Testing Technicians.

Read more: NCMA endorses ACI Masonry Testing Technician references in key TMS specs