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Zone Secondary Recirculation Fraction

NC-v4 EQp1: Minimum indoor air quality performance
posted by Dave Hubka on Jun 19, 2023, 9:53 am

ASHRAE 62.1, Section A1.2.2 states:

Er is less than 1.0 for plenum return systems with secondary recirculation (e.g. fan-powered...

Creating Baseline ΗVΑC system selection based on ΑSHRAE 90.1-2010- Does Ground Floor count as….

NC-v4 EAc2: Optimize Energy Performance
posted by Konstantina Kalliakoudi on Jun 16, 2023, 4:38 am

Hello to all LEED Users,

Ιn our project the Building (nonresidential – 8.000 m2)  consists of following levels:

  • Ground Floor
  • 1st Floor
  • 2...

Last reply: Konstantina Kalliakoudi, Jun 16, 2023, 12:27 pm

Bioretention Area Calculation

NC-v4 SSc4: Rainwater management
posted by on Sep 6, 2016, 5:57 pm

will be that I went to school for a long time to learn how to do this, and it isn't something you're going to learn in a forum post. You can try to follow along with that Direct Determination Method,...

Last reply: Marc-André Cloutier, Jun 15, 2023, 6:42 pm

Baseline System for Data center

NC-v4 EAp2: Minimum Energy Performance
posted by Rajat Wadhwa on Jun 1, 2023, 7:07 pm

Hi All, I have read som many answers regarding  the baseline system for Data centers, Some are saying use system 8 some are saying use system 3 and 4, which one is the right system? I am working...

Last reply: Marcus Sheffer, Jun 15, 2023, 12:39 pm

Mobile Dumpster Compacting- Smash My Trash

NC-v4.1 MRp2: Construction and demolition waste management
posted by William Truszkowski on Jun 14, 2023, 12:44 pm

There are a number of mobile dumpster compacting companies such as Smash My Trash or Crushr that provide dumpster compacting to roll-off 20-40 yard dumpsters. I have seen studies that mobile...

If the site is walking distance from two separate stops but service the same routes can you count both

NC-v4 LTc5: Access to quality transit
posted by David O'Connell on Jun 14, 2023, 7:22 am

The site is close to two different stops alexion and BDC but the two stops are serviced by the same routes ? can you count both stops towards the total number of buses i.e. if the 236 goes...

LPD of Building Area Method

NC-2009 EAp2: Minimum Energy Performance
posted by Jatuwat Varodompun on Aug 18, 2016, 7:58 am

1. If we decides to use 'Building area method' for energy modeling. We have to building area type including office and parking garage. Office baseline model...

Last reply: Marcus Sheffer, Jun 15, 2023, 8:35 am

Roads with 40 Km / h without bicycle paths or trails are considered as bicycle network?

NC-v4.1 LTc6: Bicycle facilities
posted by Sara BENLOUBA on Feb 19, 2021, 8:15 am

We have a project located in an area where the...

Last reply: David O'Connell, Jun 15, 2023, 8:09 am

No more than 25% of the building’s cool-wall area facing away from the equator

Pilot-Credits SSpc154: Heat Island Mitigation with Cool Walls
posted by Aleksandra Prawda on Oct 8, 2021, 7:22 am

Hi all,

I was considering this pilot credit for some projects, however, I have doubts about this part of the requirement: "To avoid disproportionate placement of cool-wall materials on the...

Last reply: Zeynep Cakir, Jun 15, 2023, 7:09 am

"No cooling tower" option removed

NC-v4.1 WEc3: Optimize Process Water Use
posted by Paula Melton on Dec 2, 2020, 9:39 am

It appears that Option 2, "No Cooling Tower," has been removed from this credit with addendum #10002465.

Last reply: Azra, Jun 14, 2023, 6:24 am