Log in

Do CO2 Monitoring Code Requirements suffice in lieu of a TSLA for C&S Project?

CS-v4 EQc1: Enhanced indoor air quality strategies
posted by Kristen Magnuson on Apr 21, 2023, 2:32 pm


Does anyone know if a v4 C&S project that is not have any densely occupied spaces in the C&S scope, can use the California Energy Code...

Daylighting for Light Industrial

CS-v4 EQc4: Daylight
posted by Troy Glasner on Jul 11, 2023, 5:33 pm

Hi, I am helping a client, they have a light industrial project that has a workshop in the back area and an office mezzanine. The workshop has a double height area with a skylight and an overhead...

Location of short-term bicycle parkings

CS-v4 LTc6: Bicycle facilities
posted by Marine Petrosyan on Sep 1, 2023, 8:25 am

Hi, All!

The architect has designed a great part of the short-term bicycle parkings inside the building, mostly in the territory of car parkings, which form the underground floors of the...

WaterSense Tool availability?

CS-v4 WEp1: Outdoor water use reduction
posted by Marine Petrosyan on Sep 4, 2023, 6:43 am

TABLE 1. Default Occupancy Numbers

CS-v4 EQp1: Minimum indoor air quality performance
posted by Oscar Martinez on Sep 6, 2023, 12:05 am

Hi, I'm working on a warehouse project in Mexico. The rating system is v4 CS and I have a question in progress.

In the storage area, we are considering the table APPENDIX 2. DEFAULT...

Heat Island Mitigation with Cool Walls

CS-v4 INc1: Innovation
posted by Benjamín Nieto on Sep 13, 2023, 6:46 pm


Im currently working on a industrial project pursuing a LEED BD+C Core and Shell v4 certification. We are attempting the ID Cool Walls credit but have encountered some issues gathering...

Sample transit documentation

CS-v4 LTc5: Access to quality transit
posted by Vanessa Rosado on Sep 22, 2023, 8:07 am


My question is about the example provided "The Frick Collection 1E 70th St, New York" for this credit, which is: there is a note saying that "No one transit mode comprises more than 60...

95 percentile of precipitation data

CS-v4 SSc4: Rainwater management
posted by Marine Petrosyan on Oct 4, 2023, 7:37 am

Hi, All!

For the territory of our project, we have standardized data (by state), based on historical data. The data is given in monthly average and daily maximum per month. I am taking...

Building Reuse Option 3 on Shell buildings-- LEED C/S v4- new guidance on interiors and finish

CS-v4 MRc1: Building life-cycle impact reduction
posted by Landry Watson on Oct 12, 2023, 2:21 pm

We are getting some comments from the reviewer that indicate 1) We must include surfaces of interior non-structural walls in our calcs (this is new from other versions guidance)  and 2) that we...

Rainfall data taken from AQUASTAT (annual by country), how to calculate?

CS-v4 SSc4: Rainwater management
posted by Marine Petrosyan on Oct 19, 2023, 9:31 am

Hi, All!

The daily rainfall data is not available four our project in our country. We chose to check the Aquastat data, which gives only one average annual number, 562mm.