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ASHRAE 90.1 requirements

NC-v4 EAp2: Minimum Energy Performance
posted by Guillaume Rose on Oct 1, 2019, 5:28 am

Hi, 

I work on a Core & Shell project based in Paris and i have a question about ASHRAE 90.1 Standards, and more especially on the possibility to derogate to certain requirements. On...

Last reply: Guillaume Rose, Oct 2, 2019, 4:07 am

Interior Irrigation?

NC-v4 WEp2: Indoor water use reduction
posted by Allison Wilson on Oct 1, 2019, 10:02 am

Our project has interior planting which will be irrigated. Obviously there's nowhere in the Indoor Water Use calculator for irrigation since it addresses only flush/flow fixtures, but it...

Last reply: emily reese moody, Oct 1, 2019, 9:29 pm

Future renewable energy within the leed border

CS-v4 EAc5: Renewable energy production
posted by Angel Guerra on Sep 30, 2019, 11:31 am

Hi!

We have a project that the owner want to deliver the LEED documentation at the end of 2019. The project will have an a huge quantity of photovoltaic energy in the roofs of the...

Last reply: Marcus Sheffer, Oct 1, 2019, 5:07 pm

Lighting Building Area Method Takeoff Clarification

NC-v4 EAp2: Minimum Energy Performance
posted by RDK E&S on Sep 25, 2019, 5:26 pm

Michael Brown Energy Analyst & Energy Systems Design Engineer HKS LEEDuser Expert 9 thumbs up September 25, 2019- 6:17 pm I believe your referring to this post correct?  https://leeduser.buildinggreen.com/forum/building-area-method-interior-lpd This post on Energy Models.com my be useful (its a LONG feed, so I've summarized below) http://energy-models.com/forum/energy-modeling-software/equest/leed-title-24-ashrae-901/building-area-method-ashrae-901 There will be a small time savings in Baseline model creation by not determining and entering space-by-space power usage into the model. 90.1's wording about "...if a lighting design...

Last reply: Marcus Sheffer, Oct 1, 2019, 5:06 pm

Opaque Doors vs Doors with Glazing Vs Windows

NC-2009 EAp2: Minimum Energy Performance
posted by Matt Scott on Nov 1, 2013, 9:49 am

What is the proper way to represent a door which happens to have glass? According to 90.1, doors that are more than one-half glass are considered fenestration. So in a program like HAP, should...

Last reply: Marcus Sheffer, Oct 1, 2019, 4:54 pm

Whole Building Life Cycle Assessment for MR Credit "Building Life-Cycle Impact Reduction", Option #4- LCA tools recommended.

NC-v4 MRc1: Building life-cycle impact reduction
posted by RICHARD ABRAHAMS on Oct 1, 2019, 3:00 pm

I am pursuing Option #4 for the Whole Building Life Cycle Assessment for MR Credit "Building Life-Cycle Impact Reduction".

Option #4 requires calculating impacts for both the Baseline...

Last reply: Rodrigo Castro, Oct 1, 2019, 4:33 pm

Renovation of existing building with no major site work planned

NC-v4 WEp1: Outdoor water use reduction
posted by Mike Workman on Oct 1, 2019, 4:09 pm

Our project is a complete interior renovation of an existing facility on a college campus. The project building has an established site that is turf grass, trees, and shrubs but no work is...

What are permanently installed products?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Sara Hickman on Sep 23, 2019, 6:41 pm

I am pursuing Option 1. The credit says: "20 different permanently installed products." Would appliances count?

Last reply: Sara Hickman, Oct 1, 2019, 1:14 pm

V4 BDC Multifamily Midrise LEED AP Homes point out of reach

NC-v4 INc2: LEED Accredited Professional
posted by Sue Bryant on Oct 1, 2019, 1:04 pm

The V4 requirement is for a LEED AP Homes to be on the project team. That team member, however, cannot be part of the verification team.

This credit is so much more difficult to achieve...

When is a CAPP Plan not a LEED conforming Plan?

NC-v4 SSp1: Construction Activity Pollution Prevention
posted by Harry Flamm on Sep 17, 2019, 7:17 pm

We are building a high-rise residential building in a tight urban (Boston) site that is under 1-acre in size.

Since it is less than 1-acre, the...

Last reply: Harry Flamm, Oct 1, 2019, 9:44 am