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North Star adds Superior Concrete Block business

Source: North Star Stone & Masonry, Mendota Heights, Minn.

Already a key source of clay brick, concrete block and retaining wall units, natural stone veneers and landscaping materials in southern Minnesota, North Star has extended its footprint by acquiring the Superior Concrete Block Co. plant in Mankato, Minn., southwest of the Twin Cities. The deal brings North Star additional landscaping unit capacity and Armorflex erosion control products, while Superior Concrete principals maintain their agricultural precast product business.

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New ASTM standard covers galvanized rebar

Source: ASTM International, West Conshohocken, Pa.

ASTM A1094/A1094M, Specification for Continuous Hot-Dip Galvanized Steel Bars for Concrete Reinforcement, details corrosion protection for zinc- or zinc alloy-coated rebar. “Galvanizing is a proven and effective way to protect reinforcing bar from corrosion, as it provides both barrier and galvanic protection to the steel substrate, [and] increases the chloride threshold,” says GalvInfo Center Director Gary Dallin.

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Feds set deadline for electronic stability control systems on Class 7-8 trucks

Sources: National Highway Traffic Safety Administration; CP staff

A National Highway Traffic Safety Administration (NHTSA) rule requires electronic stability control (ESC) systems on trucks exceeding 26,000 lbs. in gross weight, and is to be implemented in three phases beginning August 2017. Agency officials estimate the rule will prevent nearly 50 fatalities plus more than 1,700 crashes and 600 injuries annually. They also credit ESC systems’ potential to curtail more than half of untripped, rollover crashes—those caused by striking an obstacle or leaving the road.

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Bendix: Electronic stability trumps automatic braking, roll-only stability

Sources: Bendix Commercial Vehicle Systems LLC, Elyria, Ohio; CP staff

Along with endorsing the National Highway Traffic Safety Administration’s choice of electronic stability control (ESC) for its final rule requiring full-stability technology on Class 7 and Class 8 truck tractors, Bendix CVS assesses ESC performance against vehicle-stabilizing alternatives.

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U.S. Concrete completes exit from precast production

Sources: U.S. Concrete Inc., Euless, Texas; CP staff

The U.S. Concrete Precast Group wind down is a done deal with the unloading of a Middleburg, Pa., architectural plant, buyer and sum undisclosed. The move caps a strategy U.S. Concrete effected nearly three years ago with the sale of its northern and southern California precast operations, followed by a Phoenix site—Oldcastle Precast and Jensen Precast, respectively, the suitors in the transactions, totaling about $25 million.

Read more: U.S. Concrete completes exit from precast production