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Minimum light levels are now required

NC-v4 SSc6:Light pollution reduction
posted by  Bill Swanson  on 

This has come up on a project and we lost on appeal so I'm sharing this information with everyone. Any area being claimed in the wattage baseline calculation must be illuminated to a minimum light

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Trespass Calculation Method

NC-v4 SSc6:Light pollution reduction
posted by  April Wang  on 

Hello all, In this project in Taiwan (I cannot find the country selection below), there are no available IES files nor BUG ratings for the exterior luminaires; therefore, I am pursuing the credit

1
Fri Sep 8, 2017, 12:39 pm

v4

Schools-NC-v4 SSc6:Light pollution reduction
posted by  Peter Doo  on 

The v4 light pollution requirement does not specifically mention that a project must "only light areas required for safety and comfort" as is stated in the v2009 credit language.

1
Mon Sep 30, 2019, 7:20 pm

substitution in v2009

CS-v4 SSc6:Light pollution reduction
posted by  GBD Architects  on 

Has anyone had success trying this out yet? Not sure how complicated it will be.

0

Lighting Power Density

CS-2009 SSc8:Light Pollution Reduction
posted by  Tom Fik  on 

Is there maximum allowable LPD for an electrical substation?

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CS 2009 SSc8: Light Pollution Reduction

CS-2009 SSc8:Light Pollution Reduction
posted by  Viann Lau  on 

For interior lighting of CS 2009 SSc8, does it include covered carparking areas? If dimming of light would cause security problem, which option would be more applicable for achieving this credit?

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lighting power densities

CS-2009 SSc8:Light Pollution Reduction
posted by  gustavo goldman  on 

We are trying to determine the exterior lighting power densities for a Core and Shell project and have a doubt regarding a surface type per ASHRAE 90.1.

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IESNA RP-33

CS-2009 SSc8:Light Pollution Reduction
posted by  Julie Hendricks  on 

On first submittal of this credit, we got the comment that our project was actually in an LZ-2 zone instead of an LZ-3 zone.

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interior light fixtures by the tenant

CS-2009 SSc8:Light Pollution Reduction
posted by  Daniela Corcuera  on 

If interior light fixtures will be installed by the tenant, would still be possible to achieve this credit, considering only exterior lighting?

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Pollution from neighbouring buildings

CS-2009 SSc8:Light Pollution Reduction
posted by  Gabriela Hernández Castillo  on 

Our project is a mixed use project with only one building being leed certified.

0