ASTM C01/09 charters Risk Management for AAR subcommittee
Early-June ASTM committee meetings in St. Louis saw the launch of Subcommittee C09.50 Risk Management for Alkali Aggregate Reactions (AAR), targeting standards that will assist users to minimize or possibly prevent deleterious expansion in hydraulic cement mortar and concrete due to AAR...
J&S Concrete delivers first slab carrying new Raditeck fiber spec
A 200-yd. order ready mixed producer J&S Concrete dispatched to a warehouse site marks the North American debut of Raditeck AC 60 fiber...
Holcim opens $2 million competition to customers, project owners worldwide
A nine-month call for entries has kicked off the 3rd International Holcim Awards competition, which recognizes sustainable building and civil engineering works; landscape, urban design and infrastructure projects; and, materials, products and construction technologies...
WCCT sets one-hour Concrete 101, aggregate testing, masonry mix courses
“Fundamentals of Concrete,” “Concrete Masonry Mix Design,” “Sampling of Concrete Aggregates” and “Sieve Analysis” are the initial offerings in WCCT’s online Micro-Course series for staff and management across concrete production...
NRMCA adds life-cycle assessment course to online series
“Life Cycle Assessment of Concrete Structures” provides detailed instructions on using the LCA tool to evaluate building products’ and projects’ environmental performance, plus a look at how the concrete industry is applying such analysis to the production process...
New ASTM blended-SCM standard spans ternary concrete mixes
ASTM C1697-10 Standard Specification for Blended Supplementary Cementitious Materials covers product containing two or three ASTM-compliant SCM and used to impart hydraulic or pozzolanic action in concrete or mortar...
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