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Process Chiller in a Lab Building: 90.1-2019 Baseline vs. Proposed

NC-v4 EAp2:Minimum energy performance
posted by  Kristy M. Walson  on 

We're working on a 35,000 SF lab building on a campus district cooling loop. The baseline system type is #5, so there's no chilled water in the baseline.

1
Fri Mar 28, 2025, 2:41 pm
3
Wed Mar 19, 2025, 9:51 pm

Parking Generation Manual 5th edition

NC-v4.1 LTc7:Reduced Parking Footprint
posted by  Takayuki Hirota  on 

In the addenda published on 7/25/2019, Transportation Planning Handbook is replaced with Parking Generation Manual, 5th edition, only in Further Explanation, Bullet 1 and Referenced Standards.

5
Wed Mar 19, 2025, 9:29 am

How to define "Total Construction Cost" for credits

NC-2009 MRc4:Recycled Content
posted by  Mike Maas  on 

I'm looking for clearer guidance on how to calculate the Total Construction Cost". Is this to be the estimated cost of construction, or the actual cost of construction?

2
(old outdated email address)
LEEDuser Basic Member
45 thumbs up
Tue Mar 18, 2025, 5:37 am

Indoor Water Use Calculator malfunction

NC-v4 WEp2:Indoor water use reduction
posted by  Susan Di Giulio  on 

Dear LEED friends,

It seems there is a glitch with the Calculator and Excel.  Has anyone had the error on the Summary page show up, "Run time error '1004'?

18
Default Avatar
owner
re:4m consulating
LEEDuser Basic Member
3 thumbs up
Tue Mar 18, 2025, 2:24 am
4
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Mon Mar 17, 2025, 12:35 pm

Regd. Switching to LEED V4.1 from LEED V4 2024 update

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hello All,

We have a project registered under LEED V4 2024 update. Can we switch to LEED V4.1 for minimum energy performance & optimize energy performance credit?

1
Mon Mar 17, 2025, 2:12 pm

GHG Savings for single energy source project

NC-v4.1 EAp2:Minimum Energy Performance
posted by  Omar Elrawy  on 

Can I assume that my 40% energy savings is also 40% in GHG given that I have only one source of energy which is electricity...

5
Associate Principal
ME Engineers
LEEDuser Premium Member
29 thumbs up
Mon Mar 17, 2025, 2:26 am

Regd. percentage improvement in greenhouse gas emissions beyond ASHRAE 90.1-2010 Appendix G

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hello All,

Can anyone help me understand how do i calculate the GHG emissions for a project as per ASHRAE 90.1 2010 appendix G. 

Also, what does the below statement mean:

7
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Sun Mar 16, 2025, 2:28 am