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Athena calculator questions

Pilot-Credits PC1: Life-Cycle Assessment (LCA) of Building Assemblies and Materials 
posted by Laura Whitehurst on Mar 31, 2011, 6:55 pm

1. What is the difference between an open web steel joist and a plain steel joist? Which is a better approximation for typical steel construction of Wide Flange beams and composite concrete...

Last reply: Kelly Roberts, Jun 23, 2011, 4:12 pm

Grasscrete for Fire Lane

NC-2009 SSc5.1: Site development - protect or restore habitat
posted by Norma Lehman on Jun 21, 2011, 5:02 pm

I understand that turf is not compliant "native and adaptive ", but is there an exception for using Grasscrete for the fire lane instead of paving? Can we exclude this from our calculations to...

Last reply: Tristan Roberts, Jun 23, 2011, 12:10 pm

Waterstops and EAc4.1

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Molly Jones on Jun 23, 2011, 11:51 am

We have a project that uses a waterstop in an elevator pit. The waterproofing is on the exterior side of the concrete. The waterstop is nestled between two slabs of concrete and there are no...

USGBC responses to comments on LEED Interpretations

General forums
posted by Cara Mae Cirignano on Mar 1, 2011, 10:55 am

Thanks to all those who have commented, and to Tristan for the article. We’ve been working hard on the LEED Interpretations program, and we’re excited to get Phase I out to the world. I’d like to...

Last reply: Mike Barker, Jun 23, 2011, 8:15 am

Must submeters not within Option 2 list be read weekly?

EBOM-2009 WEc1: Water Performance Measurement
posted by Vanessa Seibert on Jun 21, 2011, 12:42 pm

We have a main, fire water and irrigation meter. If read weekly and calibrated properly we have what is needed to obtain 2 points in this credit. We have listed other submeters in the template...

Last reply: Barry Giles, Jun 22, 2011, 6:13 pm

FTE Calculations & Application

EBOM-2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
posted by Austin Evans on Jun 16, 2011, 8:51 am

I'm having a hard time understanding what I should actually use here to put in the online forms for...

Last reply: Jenny Carney, Jun 22, 2011, 4:30 pm

Plumbing fixture 'renovation'?

EBOM-2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
posted by Michael Miller on Jun 22, 2011, 1:26 pm

If pre-1993 plumbing fixtures are still in place (i.e. the bowls), but their flush valves have been replaced post-1993, does that count as 'plumbing renovation' / fixture replacement for the...

Last reply: Jenny Carney, Jun 22, 2011, 4:28 pm

LEEDuser plumbing assessment template updated

EBOM-2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
posted by Tristan Roberts on Mar 22, 2011, 4:06 pm

To all LEEDuser members using our Water Efficiency Economic Assessment Policy for WEp1: we have made a couple minor updates to it to improve it...

Last reply: Xun Jia, Jun 22, 2011, 4:27 pm

What happend if the result of SEP on GHG emission is "N/A"

EBOM-2009 EAc6: Emissions Reduction Reporting
posted by David Feregrino on Jun 16, 2011, 1:37 pm

Hi,

I used the EPA's manager Program, and the result for...

Last reply: Jenny Carney, Jun 22, 2011, 2:56 pm

PE Stamp on SEP

EBOM-2009 EAc6: Emissions Reduction Reporting
posted by Carrie Bradley on May 3, 2011, 3:18 pm

EAc1 and EAp2 don't require a PE seal. Is it really required on the SEP submittal for this credit? The guidebook says the SEP "requires confirmation by a validated professional engineer." This...

Last reply: Jenny Carney, Jun 22, 2011, 2:54 pm