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Exclude Existing Lights From Calculation?

Schools-2009 SSc8: Light Pollution Reduction
posted by Tor Kyaagba on Sep 19, 2012, 12:12 pm

A new building, for which LEED certification is sought, will be constructed on an elementary school campus that has multiple existing buildings. The LEED boundary is at the property line and...

LEED for Schools 2007- SS Credit 8- Flag Pole Lighting

Schools-2009 SSc8: Light Pollution Reduction
posted by Rebecca Griffith on Jul 2, 2013, 11:28 am

I am assisting in completing documentation for a project that falls under LEED for Schools 2007, specifically SS Credit 8. We have determined that we are zone LZ2 which requires 2% or less total...

degrees from nadir

Schools-2009 SSc8: Light Pollution Reduction
posted by Todd Bundren on Apr 22, 2014, 10:03 pm

We are using accent ground mounted landscape lights to illuminate low shrubs and landscaping around our building. The fixtures have "medium Shrouds" and will be adjusted to only illuminate the...

Sports Pitch Floodlighting

Schools-2009 SSc8: Light Pollution Reduction
posted by Susannah Goddard on Jul 10, 2014, 6:12 am

Our project (located in Qatar) includes sports pitches which will be flood lit. The sports pitches are located close to the project boundary and as such the...

Tradable Surfaces Area

Schools-2009 SSc8: Light Pollution Reduction
posted by Matthew Heaton on Jul 30, 2014, 4:51 pm

Has anyone run into design review comments stating that site takeoffs must be consistent. Our reviewer specifically notes that Table SSc8-1 reflects 170,600 sf of uncovered parking areas and...

SSc8 Local Ordinance Requirements

Schools-2009 SSc8: Light Pollution Reduction
posted by Christopher Strunk on Apr 16, 2015, 4:28 pm

We are looking into the potential of achieving LEED certification at a new School project. The school's property line is directly adjacent to a sidewalk/curb. The local city ordinances require...

Using option (3) measuring lighting (%) percent

EBOM-2009 SSc8: Light Pollution Reduction
posted by Reynaldo Castro on Jan 19, 2010, 5:25 pm

Using Option (3) it states under the LEED -...

Exterior illumination measurement methodology

EBOM-2009 SSc8: Light Pollution Reduction
posted by Kevin Chock on Feb 16, 2010, 9:20 pm

When peforming the exterior illumination measurements, do both horizontal and vertical foot-candle measurements need to be taken? Or just one or the other?

Option 2: 50 Watt fixture or 50 Watt lamp?

EBOM-2009 SSc8: Light Pollution Reduction
posted by Matthew Macko on Feb 25, 2010, 4:25 pm

Does the option 2 exemption for exterior lighting apply to fixtures with ratings greater than 50 watts but using lamps 50 watts or less? We have a project with unshielded exterior light fixtures...

Option 3- Light Measurments vs Zone Requirements

EBOM-2009 SSc8: Light Pollution Reduction
posted by Reynaldo Castro on Apr 9, 2010, 12:15 pm

When finding the difference between light measurements when fixtures are on and off, if the difference is above 20% but the footcandle measurement is below the Maximum Illumination Value for the...