Source: American Concrete Institute, Farmington Hills, Mich. Engineers, contractors, educators, manufacturers, and material representatives will assemble at the ACI Concrete Convention in Atlanta, October 17-21, to collaborate on concrete codes, specifications, and practices. Technical and educational sessions will provide perspectives on the latest research and industry developments, along with the opportunity to earn Professional Development Hours. Select programming will also…
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Less material, more structure
Holcim AG of Switzerland is supporting Striatus, a first-of-its-kind arched bridge built for the European Cultural Centre’s “Time Space Existence” exhibition in Venice. The structure establishes a new language for concrete, placing 3D-printed material only where needed.
Read MoreGomaco premiers first battery-powered slipform curb machine
Concrete paving equipment leader Gomaco Corp. unveiled the first battery-powered slipform curb machine at World of Concrete 2021, staged last month in Las Vegas. The CC-1200e is equipped with a power dense 48 VDC lithium-ion battery pack. When measured against a conventional slipform curb model, the result is a paver with fewer vibrations plus zero engine noise and exhaust emissions.…
Read MoreSolid market conditions amplify Texas producers’ return to normal
Speakers at the 67th annual Texas Aggregates & Concrete Association meeting, staged last month in San Antonio, offered 450-plus attendees a sampling of production, economic and demographic data well worth the price of admission.
Read MoreCMU Checkoff concerns: Escrow terms, districting, and fund allocations
By Edward Antonini While we have always supported the research, education, and promotion of concrete masonry units, Angelus Block Co., Inc. vehemently opposes the CMU Checkoff about to be voted on by the industry. Among the multitude of problems in the Department of Commerce’s proposed CMU Checkoff order and its associated one-cent per block collection, we find: It mandates an…
Read MoreVulcan-U.S. Concrete, concurrent deals speak to underlying industry strengths
U.S. Concrete will move Vulcan into the U.S. ready mixed production elite, joining Cemex USA, CRH Americas Materials and Martin Marietta. U.S. Concrete reported 2020 deliveries of 8.2 million yd. from 150 operations in New York, New Jersey, Pennsylvania, Virginia, Washington D.C., Texas, northern California and the Virgin Islands. Vulcan dispatched 2.9 million yd. of ready mixed in 2020 from…
Read MoreHow the Pandemic Changed Ready-Mix: A Look Back
BY VICTORIA K. SICARAS Although not completely on the other side of the pandemic, we each have our own set of lessons learned since March 2020. Like many in the ready-mix industry, the Martin Marietta Rocky Mountain Ready Mix District’s journey to a new normal began when office employees faced a transition from working on premises to working at home, virtually…
Read MoreACI summons best practices in global learning marathon
Production skills honed during a year of virtual conference, convention and education presentations have the American Concrete Institute poised for a first of its kind gathering: 24 Hours of Concrete Knowledge, a free online learning program taking participants around the world with visits to experts from 12 ACI Chapters and 12 Partners. “The Conference is a unique event that will…
Read MoreSilicon Valley mid-rise stages Act II for rebar-free SpeedCore
After a convincing 2019 debut on Seattle’s 58-story Rainier Square Tower, the SpeedCore Concrete-Filled Composite Plate Shear Wall system is being used for the 200 Park project in downtown San Jose, Calif. Sunnyvale, Calif. general contractor Level 10 Construction LLC proposed the concept to developer Jay Paul Co. as a means of saving up to three months on the 19-story…
Read MoreTall Buildings group awards Doka form-positioning technology
An interactive sensor-based tool enabling accurate formwork positioning for cast-in-place concrete structures has earned the Austrian parent company of Doka USA Ltd. recognition from the Council on Tall Buildings and Urban Habitat (CTBUH), a Chicago-based organization serving professionals in high-rise design, construction and operation. DokaXact equips surveyors and crews to quickly and precisely plumb and align wall formwork used with…
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