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Is Option 2 AND Option 3 possible?

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Ian McCall on Mar 6, 2023, 2:50 am

Dear LEED Experts, 

In v4.1 is possible to combine "Option 2 AND Option 3" together or is just limited to "Option 1 AND/OR Option 2     OR   ...

Defining a baseline building

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Cecilia Lopez-Cotarelo on Jan 30, 2023, 12:41 pm

Hello,

I am carrying out an LCA for an EU-based project and am confused as to how to establish a baseline to compare improvements in the carbon footprint. 

The project is currently...

Last reply: Camilo Velez, Jan 31, 2023, 10:40 am

Does LEED require a third-party to verify the LCA report?

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Michael on Aug 18, 2022, 5:52 am

My project is using One Click software to do LCA report. I would like to ask if LEED requires an independent professional (from One Click for example) to verify our LCA report before we submit it...

Last reply: Sagar Siripuram, Nov 8, 2022, 1:37 am

Is the LCA a design or construction credit for LEED?

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Camilo Velez on Sep 17, 2022, 11:48 am

Hello all,

We have done several LCA for LEED, and we submitted them with the construction review since that is how it's defined in the LEED guideline, however, on LEED online it appears as...

Last reply: Martin Maribo, Sep 27, 2022, 3:03 am

Establishing "Baseline Building"

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Kelsey Wotila on Mar 19, 2020, 2:18 pm

Hi All,
My team and I are working through how to determine our baseline building for this credit.  The language reads:
"The baseline and proposed buildings must be of comparable size...

Last reply: Kristian Kicinski, Jun 22, 2022, 5:43 pm

Updated Credit Requirements- resubmit or appeal?

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Deborah Lucking on Apr 26, 2022, 12:38 pm

Wondering if anyone has experience with this - we submitted the Credit under the beta version of v4.1 in June 2021, not realizing that the April 2021 version of the Credit has lower thresholds....

Last reply: Emily Purcell, May 31, 2022, 3:59 pm

Baseline- OK to use generic data and then show improvement with EPD?

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Linn Stolt on Mar 10, 2022, 10:49 am

Hello!

​I was wondering if it is allowed to use generic data for the Baseline and use EPD for the propsed building to show imporvements?

  • For example, can we use a generic...

Last reply: Linn Stolt, Mar 14, 2022, 5:23 am

Option 2, Path 1

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Michelle Halle Stern on Sep 17, 2021, 3:43 pm

Is Athena the only free LCA tool to use to get the 1 point whole building assessment? I was using EC3 Tool, but it isn't accounting for all the environmental impacts outside of Global Warming...

Last reply: Keith Robertson, Mar 8, 2022, 2:09 pm

Reused element in either structure or enclosure

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Maria Porter on Feb 22, 2021, 3:45 am

Option 2, path 4 – LCA. “….and incorporate...

Last reply: Maria Porter, Mar 7, 2022, 3:45 am

Tool for LCA

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by Martin Maribo on Jan 10, 2022, 10:07 am

Can the Danish tool, LCAbyg, for MR Credit: Building Life-Cycle Impact Reduction be used for a project in Denmark?

LCAbyg is based on EN 15978 and include modules A1, A2, A3, A4, A5, B4,...