ASTM C09 revises C94 batch water accuracy target

Source: National Ready Mixed Concrete Association, Alexandria, Va.  A revision reflected in the forthcoming ASTM C94/94M-21a, Standard Specification for Ready-Mixed Concrete eases batch water volume verification during the batching process. It requires water to be batched to an accuracy of ±1.5 percent of the target batch water versus two existing accuracy thresholds: batch water to ±1 percent of total mixing…

Read More

EPA affirms pH 12.5 corrosivity; averts new cement, concrete handling burdens

Sources: CP staff; U.S. Environmental Protection Agency; National Ready Mixed Concrete Association, Alexandria, Va.; CP staff The U.S. Environmental Protection Agency has formally denied a 2011 rulemaking petition that sought to “revise the regulatory threshold for defining waste as corrosive from the current value of pH 12.5, to pH 11.5; and expand the scope of the Resource Conservation and Recovery…

Read More

National Mixer Driver Championship registration opens

Sources: National Ready Mixed Concrete Association, Alexandria, Va.; CP staff The National Ready Mixed Concrete Association is accepting National Mixer Driver Championship registrations through August 13. Part written exam, part vehicle inspection and part driving course negotiation, the October 1-3 championship will be the centerpiece of the NRMCA ConcreteWorks Conference, September 30-October 4 at the Gaylord Palms Resort in Kissimmee,…

Read More

State DOT spec recognizes mixer truck option for FDR cement slurry hauling

Sources: National Ready Mixed Concrete Association, Alexandria, Va.; Portland Cement Association, Washington, D.C.; CP staff The National Ready Mixed Concrete Association credits a prospective fleet utilization opportunity for members to the Illinois Department of Transportation’s adoption of a Full-Depth Reclamation specification allowing mixer truck delivery of cement slurry. A rapidly growing practice among pavement engineers, FDR entails blending of cement…

Read More

Lawmakers reintroduce Disasters Savings and Resilient Construction Act

The National Ready Mixed Concrete Association is part of a broad coalition of building and construction materials associations, civil engineering and environmental advocacy interests, codes and standards organizations, and insurance underwriters that are supporting the reintroduction of legislation aimed at securing a tax credit to foster the construction of resilient residential and commercial buildings. The Disasters Savings and Resilient Construction…

Read More

PCA revises three Industry-Wide EPD, inaugurates Portland-Limestone declaration

New Industry-Wide Environment Product Declarations (IW-EPD) for Portland Cement, Portland-Limestone Cement, Blended Hydraulic Cement and Masonry Cement offer private and public construction interests an exhaustive profile of material, fuel and energy factors attending production of the key ingredient in concrete, grout and mortar. The documents inform updates to companion EPDs that ready mixed and manufactured concrete producers, along with bulk…

Read More

Fire safety-minded city council members embrace better building practices

The National Ready Mixed Concrete Association-chartered Build with Strength Coalition reports progress among its Los Angeles allies in promoting safe construction methods. Los Angeles City Councilmember Monica Rodriguez led the Public Safety Committee in advancing a motion that would ultimately enact an ordinance mandating fire life safety building practices. The action followed preliminary measures her colleagues initiated in 2019 and…

Read More

NRMCA ConcreteWorks 2021, Driver Championship: Game on

Source: National Ready Mixed Concrete Association, Alexandria, Va. NRMCA has confirmed plans for in-person staging of its ConcreteWorks 2021 conference and National Mixer Driver Championship, September 30-October 4 at the Gaylord Palms Resort & Convention Center in Kissimmee, Fla. Current conditions support the decision, although the Association will abide federal, state, county and local governing board actions that could impact…

Read More

Concrete Sustainability Council names NRMCA a System Operator

Sources: National Ready Mixed Concrete Association, Alexandria, Va.; CP staff NRMCA has joined the Concrete Sustainability Council (CSC), Geneva, and becomes a Regional System Operator (RSO) for the U.S. marketplace. Launched in 2017 with input from the Portland Cement Association and a Global Cement and Concrete Association predecessor, CSC administers the only industry-specific system certifying the sustainability performance of concrete…

Read More

ORGANIZATIONS – MARCH 2021

The National Ready Mixed Concrete Association has chartered a Small Producer Council, aimed at shaping the future of committee and staff work supporting the group’s widest range of members. The SPC was formed to ensure participants have an opportunity to lead a conversation on their unique needs and consult peers on issues of most consequence to their businesses. James Schelzi…

Read More