You must use an Alternative Compliance Path to document savings from a non-potable source in LEED Online. Adjust the design case total water use volume to account for the annual amount of non‐potable water. Then use the adjusted design case total water us

You must use an Alternative Compliance Path to document savings from a non-potable source in LEED Online. Adjust the design case total water use volume to account for the annual amount of non‐potable water. Then use the adjusted design case total water use to recalculate the percent reduction of water use for all fixtures. Additional documentation or calculations may include but are not limited to plumbing drawings, calculations and system capacity to support quantities provided, and any analysis to confirm the availability of the non‐potable water source.

Dedicated bike lanes need to have sufficient width. Project experience has shown the following to be good guideline.: A dedicated bike lane along a roadway must be physically marked or separated from vehicular traffic. Sidewalks are acceptable if they mee

Dedicated bike lanes need to have sufficient width. Project experience has shown the following to be good guideline.: A dedicated bike lane along a roadway must be physically marked or separated from vehicular traffic. Sidewalks are acceptable if they meet the width requirements for a shared bicycle pedestrian lane. Sample width requirements established by AASHTO (American Association of State Highway & Transportation Officials) are:

Safety concerns are not typically a valid excuse for higher exterior lighting allowances. Despite a perception of better safety with brighter lighting, floodlights can often create areas of deep shadow, and the high contrast can be difficult for the

Safety concerns are not typically a valid excuse for higher exterior lighting allowances. Despite a perception of better safety with brighter lighting, floodlights can often create areas of deep shadow, and the high contrast can be difficult for the human eye to navigate. Use good design, downlights, and work with the owner to address any concerns.

LEED project boundary considerations: The master plan can encompass future development which is outside the current LEED boundary, but isn’t required to—the decision is up to the project team. If the project team chooses to use their LEED boundary the sit

LEED project boundary considerations: The master plan can encompass future development which is outside the current LEED boundary, but isn’t required to—the decision is up to the project team. If the project team chooses to use their LEED boundary the site must have future development plans. If the boundary is made larger it must be clearly defined and the project must be able to achieve credits within the larger zone that it is already meeting for the smaller LEED project boundary.

Finally, a Clear Zero Emissions Standard! And LEED v5 Is on Board

The new Zero-Emissions Building standard from the Biden Administration helps bring some clarity and order to the wild west of programs and guidelines.
by Christopher Hauserman, Gioia Connell, Sarah Buffaloe

Decarbonizing the built environment is an essential part of achieving national goals to reduce U.S. building emissions by 65% by 2035 and 90% by 2050. The built environment currently contributes approximately 42% of U.S.

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