FAQs about EAc1 :

We have installed submeters on our building but the utility bill includes energy use from several other buildings located on the same campus. How do we reconcile this during the LEED review process?

When is it possible to exclude up to 10% of the building from EAp2?

What do I do if the number of building occupants, operating hours, or vacant space changes during the performance period?

If you pursue the streamlined path for an Energy Star label, should the performance period for EAc6 match the 12-month time frame of the label?

How do I account for computers with multiple monitors on Portfolio Manager?

How should I treat vacant space on Portfolio Manager?

Our building includes a large laboratory space. Can our project benchmark under the Labs21 program?

We have an international project and the space type is eligible for an Energy Star rating. Can we pursue Case 1 to demonstrate compliance given the recently released alternative compliance paths for international projects?

We have a number of buildings on a single campus that we would like to certify at the same time. Is it possible to benchmark the buildings at the campus level?

I have a mixed-use building and am wondering if it is possible to pursue the prerequisite through Case 1. How do we proceed?

We have a building that consists of two attached structures and it’s unclear if we have to consider it a single building or if it should be certified as two separate buildings and benchmarked accordingly. How should we proceed?

How long is an Energy Star label valid to use with a streamlined approach for Case 1?

Our building includes heavy process loads that significantly increase the overall energy use in the building. If we submeter these loads, can we exclude this energy use for benchmarking purposes?

View answers »

Forum discussion

EBOM-2009 EAc1:Optimize Energy Performance

Method Choosing

This is an industrial manufacturing facility, and we have filed our data online with Energy Star as Other-Other. We have the 3 years of historical data, but really feel like it's unfair to be compared to anything else at this point because few facilities like ours have tried for LEED, so the data is limited and other building types likely don't use the same amount of energy. So 3 questions: 1. In the offline calculator under "Elgibility" it asks are you one of 3 categories and one of those is "other". If yes then choose option 1. The next question ask if you are anything other than the above options. If yes then choose option 2. It seems ridiculous to have 2 "others" so how do we differentiate between choosing option 1 and option 2? 2. Because comparison data is so limited for our facility type does anyone have any experience or knowledge about options for this credit? We were thinking about designing our own baseline and comparing against ourselves from the past. 3. Does Case 2 Option 2 (3 years of historical data) still compare against other building types that are similar to you or does it allow you to compare to yourself? Thank you.

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Mon, 08/15/2011 - 15:12

Hi Austin, We have an industrial property we're working on and while we haven't completed certification yet, I can share our approach. 1. If 10% of the building (by square feet) is classified as 'Other' in Energy Star, use Option 2. One catch, Laboratories are considered Other by Energy Star but not by the USGBC. 2. We're planning to use the historical approach. Additionally, I have contacted other facilities to ask if they would share their energy information. Those that return my calls have not been willing to share that information. 3. We read Option 2 as the historical data for the subject property. Hope this helps, Aaron

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