Does LEED v4.1 allow the use of fly ash in concrete mixes?
It was not allowed for LEED for Healthcare, 2009, don't see any specific stipulation in the LEED v4.1 BD+C rating system language.
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Tristan Roberts
RepresentativeVermont House of Representatives
LEEDuser Expert
11475 thumbs up
January 20, 2021 - 12:22 pm
Correct, this restriction was removed going from v2009 to v4.
Todd Bundren
Associate Principal - Director of SustainabiltyLawrence Group
14 thumbs up
August 25, 2021 - 6:12 pm
Are there any requirements for maximum levels of mercury in the Fly Ash for V4.1? Thanks, Todd B.
Tristan Roberts
RepresentativeVermont House of Representatives
LEEDuser Expert
11475 thumbs up
September 9, 2021 - 7:35 am
No, there are not.