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Bollard lighting

NC-2009 SSc8:Light pollution reduction
posted by  Erin Holdenried  on 

It seems like most bollard lights emit light straight out to the sides at 180 or 360 deg spreads. Therefore allowing a lot of light to be emitted above 90 deg from nadir.

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Hotels achieving this credit?

NC-2009 SSc8:Light pollution reduction
posted by  Nelina Loiselle  on 

Has any one worked on/heard of a hotel project that was able to achieve this credit?

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Indoor lighting and working between 11 pm and 5 am.

NC-2009 SSc8:Light pollution reduction
posted by  Lise Dannesboe  on 

We are working with an office building which has requirements for providing working stations between 11 pm and 5 am.

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Questions

NC-2009 SSc8:Light pollution reduction
posted by  Sahar Abi-Ziki  on 

We are trying to achieve this credit, I have 2 questions; - The municipality has few lighting off our site limit but very close to our LEED boundary.

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Building operating 24 hours

NC-2009 SSc8:Light pollution reduction
posted by  LEED Pro Consultant  on 

Hello, We are working on a project which is an industrial facility that will operate 24 hours, for the interior lighting in the offices area we will reduce the input power, in the manufacturing a

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Footcandles at the LEED Boundary

NC-2009 SSc8:Light pollution reduction
posted by  April Ambrose  on 

I've got a project trying to meet the requirements of LZ2 under this credit. the LEED boundary abuts the public rights-of-way at all points. It is essentially an island between streets.

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uplighting requirement

NC-2009 SSc8:Light pollution reduction
posted by  Maya Karkour  on 

Hello, in LZ3, no more than 5% of the total initial designed fixture lumens should be emitted at an angle of 90 degrees or higher from nadir (straight down).

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Ecotect

NC-2009 SSc8:Light pollution reduction
posted by  Omer Moltay  on 

Does anyone have an experience with Ecotect in exterior lighting calculations?

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Facades not in LEED Project boundary

NC-2009 SSc8:Light pollution reduction
posted by  Antonio Marquez  on 

It is necessary to check the level of lighting in facades that are not in the limit of the project boundary? (This facades are in plazas inside the project boundary, but not in the limit)

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Uplights under cover / underwater

NC-2009 SSc8:Light pollution reduction
posted by  Francis Porter  on 

Hello All, Are exterior uplights exempt from the 90 degrees above nadir categorisation if they are under cover of a shading structure, such as a canvas sail or cabana?

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