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Lighting Zone definition according to MLO for ASHRAE compliance

NC-2009 SSc8:Light Pollution Reduction
posted by  LEED Pro Consultant  on 

We are developing a high rise multi-residential project (5 buildings) in a undeveloped land, the area is between the access to a national park and multiple neighborhood (residential units).

3
Sr. Electrical Engineer
Integrated Design Solutions
LEEDuser Expert
516 thumbs up
Mon Sep 4, 2023, 9:19 am

Project Boundary School Campus Project

NC-2009 SSc8:Light Pollution Reduction
posted by  david naughton  on 

I have a project in which all of the project boundaries border campus property except for one which borders a county road.  Do I only need to be concerned with light trespass on the boundary t

0

Lighting power of roof garden.

NC-2009 SSc8:Light Pollution Reduction
posted by  James Chueh  on 

Hi, Our project has a roof garden and we are calculating the LPD for building exteriors. If there are some luminaires in the roof garden, how do we define the LPD for roof garden?

2
Senior consultant, LEED AP ND & BD+C
Arup
LEEDuser Basic Member
10 thumbs up
Mon Jan 20, 2020, 6:36 pm

Exterior Lighitng: Facade Lighting

NC-2009 SSc8:Light Pollution Reduction
posted by  Saud Abdul Rasheed  on 

Hello All, My question may be simple but still I want to be clear about it.

2
THREE Consultoría Medioambiental
LEEDuser Basic Member
1 thumbs up
Mon Dec 3, 2018, 1:25 pm

Interior Ligting - definition of the direct line of sigth

NC-2009 SSc8:Light Pollution Reduction
posted by  Anna Korinkova  on 

We are working on a building including offices and a warehouse. For the warehouse, there is a night time operation assumed.

2
Mon Aug 6, 2018, 12:26 pm

Facade lighting - off after 10pm

NC-2009 SSc8:Light Pollution Reduction
posted by  Anna Korinkova  on 

Hello, Would that be possible to reach the credit, if the facade lighting doesn't fullfil the upligth criteria, but it is turned off after 10pm?

4
Wed Mar 21, 2018, 7:04 pm

Residence Hall 24 hour Use Spaces

NC-2009 SSc8:Light Pollution Reduction
posted by  Lisa Ferreira   on 

We have designed a residence hall that has single and double rooms on a double loaded corridor, with shared floor lounges and studies.

2
Sr. Electrical Engineer
Integrated Design Solutions
LEEDuser Expert
516 thumbs up
Sat Feb 3, 2018, 4:32 pm

LZ3 : horizontal and vertical lux

NC-2009 SSc8:Light Pollution Reduction
posted by  Nicolas MOLLE  on 

I'm note sure to understand the fourth demand of this credit.

0

SS CREDIT 8:LIGHT POLLUTION REDUCTION- UPLIGHT ALLOWANCE

NC-2009 SSc8:Light Pollution Reduction
posted by  JUNE KOO KANG  on 

I have a adjustable fixture mounted on the ground to uplight the tree. The initial fixture lumen above 90 degrees from nadir is 0 which is full cut off fixture.

0

city owned lights

NC-2009 SSc8:Light Pollution Reduction
posted by  Saju Varghese  on 

city owned lights are not included in our photometric calculations, but how in reality can somebody check that the lights are matching our calculations if the city-owned lights are there anyways?

0