Forum quick links
light trespass vs hardscape
NC-2009 SSc8:Light Pollution Reductionposted by Carrie Laurendine on
project is along an arterial road with lots of city lights.
ACP for light pollution reduction
NC-2009 SSc8:Light Pollution Reductionposted by Magda Aghababyan on
Dear all, In a situation where there are some spot lamps for emergency maintenance that can emit upward lights but used only for max.
Demonstrating LPD Compliance
NC-2009 SSc8:Light Pollution Reductionposted by Dean Ralphs on
Can I use the ASHRAE table and methodology of demonstrating LPD compliance?
Automatic Shading Devices - 2nd attempt
NC-2009 SSc8:Light Pollution Reductionposted by Ryan Kurlbaum on
I was still hoping for an answer to the following regarding Automatic Shading Devices: This credit asks for uploads of product specifications, location plan, and riser diagram for automatic shadin
initial lumens
NC-2009 SSc8:Light Pollution Reductionposted by paul martin on
I have a dumb question - when they ask for Initial fixture lumens per lumenaire, do they want fixture output lumens or the lamp lumens? Big difference in the percentage calc.
Pathway lighting extends beyond LEED boundary
NC-2009 SSc8:Light Pollution Reductionposted by Anya Fiechtl on
We are trying to determine how best to treat a pathway that extends beyond our LEED project boundary.
Facade Lighting
NC-2009 SSc8:Light Pollution Reductionposted by sompoche sirichote on
We are going to provide the LED strip along the vertical line of the building facade. If we assume that the 50% of their lumen is above 90 degree from nadir then our bldg.
Campus Boundary allowed?
NC-2009 SSc8:Light Pollution Reductionposted by Jorng-ren Chern on
I have a project building located on a campus site, which consists 3 buildings from the same owner, but only one of the buildings is seeking for LEED certification.
Resultant transmittance for shading device
NC-2009 SSc8:Light Pollution Reductionposted by yanghee pierce on
For Option 2, a document, such as manufacture product sheets needs to be provided to confirm the resultant transmittance of shading device is less than 10%. What is resultant transmittance?
Exterior Lighting shutoff
NC-2009 SSc8:Light Pollution Reductionposted by Erin Holdenried on
Has anybody been successful in meeting the exterior lighting requirements by using an automatic shutoff control, at say 10PM? I assume this alone is not acceptable.