The U.S DOE Invests $17.4 Million in Projects To Advance Recovery of Rare Earth Elements From Coal and Coal Byproducts.
Blog | Legislation
ASTM Subcommittee C09.24 on Supplementary Cementitious Materials has two ballot items open until May 28, 2017. American Coal Ash Association’s Technical Committee has reviewed both items and prepared recommendations for ACAA members who participate on the ASTM subcommittee.
Standards Australia has notified the Association of the the following amendments were published on the 27th February 2017.
Dear Readers, please note that the following draft’s public comment period is due to close in three days:
The following Standards Australia publication has been released: AS 1141.22-2008 Amd 1 - Methods for sampling and testing aggregates - Wet/dry strength variation
Please note that the following amendments were published on the 8th April 2016.
"Methods for sampling and testing aggregates-Coarse aggregate quality by visual comparison" AS 1141.30.1-2009 Amd 1 draft is open for public comment, and is due to close in four days. If you wish to make a comment, click on the link below for more information.
Fifteen Australian Standards documents have been released for Public Comment. All comments are submitted on the Standards Hub. Follow the link in the article to submit your comments. If you have any queries regarding the submission of comments, contact Australian Standards (contact details provided in artcile).
Dubai has taken another step to reducing their environmental footprint by announcing a switch to Green Concrete that includes a mix of 66% by-product (minimum), such as fly ash (FA).
New regulation focuses on a range of measures to strengthen environmental controls which are designed to ensure a level playing field for industry and breaks the business model of rogue operators in NSW. Protection of the Environment Operations (Waste) Regulation 2014, which came into effect in November 2014, has required some changes to the existing Coal Ash Exemption for coal combustion products (CCPs) used in NSW.