Forum quick links
demand control ventilation
CS-2009 EAp2:Minimum Energy Performanceposted by tiantian zhou on
Dear sir, according to G3.1.2.5 of 90.1, Minimum outdoor air ventilation rates shall be the same for the proposed and baseline building designs except that When modeling demand-control ventilation
Manufacturing / Laboratory environment
CI-2009 IEQc5:Indoor Chemical and Pollutant Source Controlposted by Gina Dederer on
We are working on an pharmaceutical production building that requires all building occupants to enter a changing / locker area right after the main entry to the building.
No new parking
NC-2009 SSc4.4:Alternative Transportation—Parking Capacityposted by Tom Warner on
Our project site currently has three existing buildings and over 300 parking stalls. All of these buildings and parking areas will be demolished under separate contract.
Minimum Performance Measuring Time
EBOM-2009 EAc3.2:Performance Measurement—System-Level Meteringposted by Marina Andrade on
Greetings, We have a doubt about the credit EA C3.2 from LEED EB O&M. What is the minimum time to measure performance of the major’s building systems by the breakdown of energy?
Baseline HVAC system for a naturally ventilated Building
NC-2009 EAc1:Optimize Energy Performanceposted by Jayanthi Raju Vadivelu on
In one of our projects, we've 100% naturally ventilated school building, which will have ceiling fans for comfort, a total area of approx 80,000 sqft, Ground + 2 floors.
Pressure Drop Adjustment
CS-2009 EAp2:Minimum Energy Performanceposted by Jan Hesse on
We are working on a Project with a central 100%OA AHU. We calculated the pressure drop adjustment for the baseline Systems 7 following ASHRAE 90.1-2007 table G3.1.2.9.
Primary Secondary Pumping Power
CS-2009 EAp2:Minimum Energy Performanceposted by Matt Humphreys on
When modeling a project that has a baseline building requiring system #8, the system cooling tonnage is > 600 tons therefore G3.1.3.10.
Calculation of the required area
NC-2009 MRp1:Storage and Collection of Recyclablesposted by Magda Aghababyan on
Dear all, We are doing a project with an IT office complex. The largest possible waste stream is E-Waste, food and paper. We do not see much potential for glass and metal waste streams.
MPR2 Defining 'one building'
NC-2009 MPR2:Must be a complete, permanent building or spaceposted by Mark Frey on
The building to be certified is an office, hotel and retail complex and is composed of two seperate buildings. There are no structural connections between the buildings above ground.
multi-use residential building, usage groups?
NC-2009 WEp1:Water Use Reduction—20% Reductionposted by Courtney Royal on
The project is a residential building, but also has a small recreation space in cellar and a small retail space and gym on ground floor, how should the usage groups be defined?