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Determining area of tree canopy shading for calculations

NC-v4 SSc5: Heat Island Reduction
posted by Erica Downs on May 13, 2025, 10:05 am

When determining the "Area shaded by plant canopy", do you count the entire tree canopy area, or only the area of hardscape that overlaps with the 10-yr tree canopy? I've received conflicting...

Last reply: Erica Downs, May 14, 2025, 10:58 am

Related with the eQuest energy modeling report

CS-v4 EAp2: Minimum Energy Performance
posted by Marine Petrosyan on May 14, 2025, 5:17 am

Hi, All!

We are currently working on the energy modeling of one of our projects, and are having compliance discussions internally. Thus, I would like to ask, whether the community could...

Last reply: Marcus Sheffer, May 14, 2025, 10:06 am

Diverse Uses withing a mall

NC-v4.1 LTc4: Surrounding density and diverse uses
posted by John Beeson on May 14, 2025, 9:13 am

It has been asked and answered in the past:

- Could a large single family housing development with more than 100 houses count as a community anchor?

    - No, a Community Anchor (...

Parapets, roof edge metal, and walkway pads

NC-v4.1 SSc5: Heat Island Reduction
posted by Erik Heuler on May 13, 2025, 5:12 pm

Hello,

when calculating roof areas and...

Last reply: emily reese moody, May 13, 2025, 7:39 pm

Tier 2-Renewable electricity and EACs

NC-v4.1 EAc5: Renewable energy
posted by Hashir Usman on Apr 6, 2022, 3:23 am

Hi everyone,

I'd like to ask if...

Last reply: John Beeson, May 13, 2025, 4:09 pm

Purchased Chilled Water in System 3, Different cooling energy types

CS-v4 EAp2: Minimum Energy Performance
posted by Martin K on Jan 29, 2018, 10:46 am

Hi all,

I need help with these three questions:

Case 1) when a proposed building is supplied with purchased chilled water, but a VRV system serving a server rooms is supplied with...

Last reply: Tyler Thumma, May 13, 2025, 12:10 pm

Detaining the rainwater runoff-an accepted solution?

NC-v4 SSc4: Rainwater management
posted by Florian Schmidtchen on Dec 8, 2016, 6:13 am

Dear all,
In our project we are planning to follow option 1 path 2. Therefor we provide underground-trench systems and a technical ditch on our project site, which gets inserted creatively...

Last reply: James Roseberry, May 13, 2025, 11:54 am

ASHRAE requirements for cooling towers

CS-2009 EAp2: Minimum Energy Performance
posted by Agnieszka Rylska on Dec 8, 2015, 5:14 am

As part of this Prerequisite we have to provide cooling towers that comply with requirements of section 6.4 of 90.1-2007 ASHRAE Standard. In Table 6.8.1G there are performance requirements listed...

Last reply: Tyler Thumma, May 13, 2025, 11:47 am

Specifying LEED Boundary- Existing Parking Lot on College Campus

NC-v4.1 MPR2: Must use reasonable LEED boundaries
posted by Crista Shopis on May 13, 2025, 11:18 am

Hello,

I'm working on a project on a college campus. The project is certifying under LEED v4 BDC. The building will not be owned by the college, but the college has some restrictions/...

How to Model Units that are sized for Dehumidification in Labs

NC-v4 EAp2: Minimum Energy Performance
posted by Rajat Wadhwa on Apr 10, 2025, 2:41 pm

Hi, 

So I am working on a Lab LEED project and majority of the units are sized for lower SA temp in the range of 48-50 F, because of the dehumidification required by the lab. But when I am...

Last reply: Tyler Thumma, May 13, 2025, 10:47 am