Washington prestressed plant ranks on Knife River capex commitments

Sources: MDU Resources Group Inc., Bismarck, N.D.; CP staff Under parent MDU Resources’ five-year, $3 billion capital investment plan, Knife River Corp. has budgeted for construction of a Spokane, Wash. prestressed concrete plant and Albany, Ore. employee training center, plus development of the Honey Creek Quarry in Burnet County, Texas.

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Concrete Masonry Unit Sales Survey tracks modest year-over-year gains

Sources: National Concrete Masonry Association, Herndon, Va.; CP staff The 2020 NCMA CMU Sales Survey, reflecting data from 187 plants, shows respective 2019 increases of 1.9 percent and 0.9 percent in the U.S. and Canada against prior year figures. In 8-in. unit equivalent terms, producers shipped 1.17 billion block in the U.S. and 101.5 million block in Canada last year. 

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ACPA opens registration for 2021 Pipe School

Source: American Concrete Pipe Association, Irving, Texas The American Concrete Pipe Association will offer its 2021 Pipe School on a virtual platform, with half-day Technical sessions—Transportation, Sales & Engineering, Train-the-Trainer Tracks—running live, February 1-3, and Production Track sessions for ACPA members on demand throughout February. The annual program suits members, state or local transportation agency representatives, consulting engineers, contractors, subject…

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New era, new home for HeidelbergCement

HeidelbergCement has ushered in a new era with the opening of its revamped headquarters in Heidelberg, Germany after three years of construction. Designed by Frankfurt-based Albert Speer + Partner, the building is considered a sample project for sustainability that demonstrates the versatility of concrete.

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Utility loader line

Manufacturer has expanded its L-Series Wheel Loader lineup with four new utility models. The 444L, 644L, 644L Hybrid and 724L have improvements over prior models to boost performance and productivity, including a redesigned Z-Bar loader linkage; updated, ergonomically designed cab; electrohydraulic controls; and, a more robust heating, ventilation and air conditioning system.

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Modular cartridge bin vent

Device filters fine airborne particles from within a storage tank and releases clean air to the atmosphere. While material is pneumatically conveyed into a storage vessel, fine particles and air are efficiently separated by the unit’s large cartridge filter. This enables clean air to pass from the tank out to the atmosphere. Reverse jet cleaning from a compressed air accumulator…

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Safety-grade readers

Ultra-lightweight Carhartt Braswell Readers are designed specifically for workplaces or jobsites, and available in a Black or Tan frame and +1.5, +2.0 or +2.5 magnification. Weighing a mere 25 grams, the readers have a half-frame design, plus a bevy of features to provide a customized fit and weightless feel. The adjustable nosepiece and temple tips are constructed of a unique…

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Leading edge lanyards

New line of 6-ft. lanyards has been tested and approved for use over precast concrete and steel beams. “Leading edge workers have unique safety needs,” says Werner Director of Product Management Eric Miller. “We use aircraft-grade steel cables that can stand strong against other tough materials, and our innovative DeCoil technology decreases impact at the end of a fall. Those…

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Crack isolation mat

A high-performance acoustical underlayment system that muffles impact noises through hard surfacing materials, the 170.5 Sound & Crack Isolation Mat is a Greenguard-certified, 5-mm thick rubberized membrane comprised of 88.5 percent post-consumer recycled material. It helps prevent the transmission of substrate cracks of up to 1/8 inch from transferring to the finished floor, and is equipped with anti-microbial technology for…

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