Wearable device helps employees keep their social distances

A social distancing and contact tracing device, PariRange can be used to support the health and safety of construction and manufacturing workforces and, in the event of infection, help control spread. The waterproof, 2.5- x 3.5- x 0.4-in. wearable collects and communicates data in a peer-to-peer fashion; easily extracts contact tracking data; and, immediately identifies potential employee exposure to infection.

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South Florida developer debuts innovative forming system in U.S.

The Faith Group, a leading Aventura, Fla. developer, is the first to bring a breakthrough construction technology to the United States. The economical and efficient forming system, which the company refers to as Advanced Concrete Technology, is used in Asia and South America, and was adopted to U.S. standards and specifications by the developer.

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ACI taps Geiger veteran for premier Resource Center; extends certification

The inaugural American Concrete Institute Resource Center opens this month in San Bernardino, Calif., charged with coordinating ACI chapter or sponsoring group offerings of direct, on-demand access to all Institute certification and educational products. Managing the facility will be William “Rusty” Owens III. He previously served as quality control general manager for Kansas City-based Geiger Ready-Mix Co. and holds ACI, National Ready Mixed Concrete Association, and state department of transportation certifications.

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Investigators probe efficacy of 90-minute discharge window in ASTM C94

Findings in a Ready Mixed Concrete Research & Education Foundation report support reexamination of the 90-minute delivery threshold in ASTM C94, Standard Specification for Ready Mixed Concrete. The just-released “Impact of Extended Time to Discharge on Concrete Durability and Performance” covers a New Jersey Institute of Technology (NJIT) investigation of concrete specimen freeze-thaw performance and resistivity.

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Holcombe dispatches volumetric mixers to 45-mile, Arizona border wall site

Holcombe Mixers is providing eight, high payload volumetric mixer trucks in partnership with Fisher Sand & Gravel and Cat Construction to fast-track a wall on Arizona’s southern border—the main aspect of a $1.3 billion Department of Homeland Security contract. From a single loading point, the trucks have paced stepped up concrete or grout production and delivery requirements for two-shift workdays common along a 45-mile jobsite.

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Ozinga Energy demonstrates emerging natural gas platform on an F-150

Through a partnership with activated carbon processor Ingevity Corp., Ozinga Energy is delving deeper into diesel and gasoline alternatives to fuel light- to medium-duty trucks for its Great Lakes market operations. The compressed natural gas fueling system business of Illinois-based Ozinga Bros. Inc. recently kicked off a test of its newest concept in a Ford F-150 pickup.

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Liebherr tailors self-service plant to small, QR-coded orders

Virginia-based Liebherr USA’s parent company is set for global launch of an automated batch plant especially suiting small professional or do-it-yourself project customers. With output at about 35 yd./hour, the model is equipped for adjustable height discharge of .20- to 2.5-yd. loads in small trailers or larger vehicles, including conventional mixer trucks.

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Dodge report: Heavy civil work outlook brighter than commercial

A Dodge Data & Analytics survey conducted with support from Command Alkon, Birmingham, Ala., and three other technology partners finds that heavy civil contractors, despite Covid-19 staff and project impacts, are generally optimistic about business conditions through 2021. The sentiments of 99 heavy civil practitioners contrast with more cautious views commercial contractors expressed in companion Dodge research conducted in the second quarter.

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Commercial Construction Index: Expectations down, backlogs steady

The Q2 2020 USG Corporation + U.S. Chamber of Commerce Commercial Construction Index dropped to 56 from a Q1 level of 74, reflecting lower contractor confidence in three indicators—new business, revenue expectations and project backlog volume—expressed during surveys conducted at the height of shutdown restrictions. The overall Index drop stems in part from the fact that very few contractors (16 percent) express high confidence in the market’s ability to provide new business opportunities in the next 12 months (down from 54 percent in Q1), coupled with a 30 percentage point drop in those expecting revenue increases (17 percent in Q2 versus 47 percent in Q1). Meanwhile, the percentage expecting to see their revenues decrease in the next 12 months spiked from 2 percent in Q1 to 21 percent in Q2.

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