Green Roof Ny Data

The temperature on the green roof on the hottest summer days can be as much as 59 degrees cooler than conventional roofs on neighboring buildings.

Green roof ny data. Locations from the nyc green infrastructure initiative which presents an alternative approach to improving water quality that integrates green infrastructure such as swales and green roofs with investments to optimize the existing system and to build targeted cost effective grey or traditional infrastructure. As a full service green roofing firm we provide consultation design assistance project management installation and maintenance services. Green roofs provide many social economic and environmental benefits for individuals communities and cities. New york city is home to about 730 buildings with green roofs.

The department considers the vegetation layer to mean the layer of a green roof consisting of live plants such as sedum or equally drought resistant and hardy plants spaced so that they cover at least eighty 80 percent of the layer by the compliance period deadline. However green roofs cover only one in a thousand buildings across new york city s five boroughs. Simply put a green roof is one that allows for the growth of vegetation but the process is more involved than plopping down a few potted plants. Because a green roof will add substantial weight to a building s structure you must hire a professional engineer or registered architect to perform a structural analysis to determine if the existing roof and its support system can hold the added load without a modification.

Green roof performance data. It s a great start but represents just 60 acres of the 40 000 acres of rooftop space available or less than 0 1 of nyc s 1 million buildings. During a 10 month monitoring period asla s green roof prevented 27 500 gallons of stormwater nearly 78 percent of all precipitation hitting the roof from flowing into d c s overburdened sewer and stormwater system. As the fifth largest green roof in new york city the 5 borough project is not only a key component of the parks commitment to reducing its carbon footprint but it also serves as a way to educate and inspire park staff and patrons as well as supply a resource for peers in the field.