Green Roof 50 Credit Ss 7 2

Heat island effect roof.

Green roof 50 credit ss 7 2.

A vegetated roofing system might also be. 50 150k 150k because of. Basis for cost assumption. Decreasing the size of the green roof will alter stormwater quantity thereby impacting ss credit 6 1 stormwater design.

1 heat islands are defined as thermal gradient differences between developed and underdeveloped areas. Ss credit 7 2 heat island effect. Overall green roof systems installed on 50 or more of the roof surface virtually guarantees 2 leed points and can contribute an additional 7 points toward leed certification almost 20 of the total needed for a project to be leed certified. Ss credit 7 2 heat island effect roof 1 install 50 percent of the roof area with green roof to reduce urban heat island effect.

2 the solar reflectance index is a measure of the constructed surface s ability to reflect solar heat as shown by a small temperature rise it is defined so that a standardblack surface reflectance 0 05 emittance 0 90 is 0 and a standard white surface. Heat island effect non roof 100 of non roof impervious surfaces are high albedo or open grid paving or will be shaded within 5 years. Reduce heat islands thermal gradient. Water efficiency we credit 1 1 water efficient landscaping reduce by 50 percent 1 green roof with native or adaptive vegetation has high.

Concern or in cases where the green roof provides. Or 100 of parking is under cover ex pt. An additional building function e g exterior. Roof 1 point.

We credit 1 2 water efficient landscaping no potable use or no irrigation 1 green roof with native or adaptive vegetation has high level of rainwater. Green roofs do not include areas with solar energy panels. Since the original design had a 100 green roof adding solar energy panels will have no effect on ss credit 7 2 heat island effect. Sri 29 or greater 1.