Roof Weight Analysis Nyc

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.

Roof weight analysis nyc.

These are the weights of typical actual products. Bloomberg mayor city of new york. Buildings that are not more than two stories in height and having not more than 6 000 square feet of projected roof area and where there. Number of occupants permitted with one stairway.

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. Weight of roofing materials. Cost analysis 3 5 4 cool roof considerations cool roof standards 4 1 going from hot to cool 4 2. Green roof property tax abatement.

Pounds per square foot lb ft 2 pounds per square 100 sq. In addition the following conditions shall apply. Installing a green roof or solar panel may add substantial weight to your roof. For occupancy groups r 2 and r 3 the maximum occupant load permitted on the rooftop or terrace shall not exceed 30 persons where.

Hire skilled and licensed professionals for installation. Executive acknowledgements honorable michael r. Nonclassified roof coverings shall be permitted on buildings of group r 3 and group u occupancies where there is a minimum fire separation distance of 6 feet measured from the leading edge of the roof. The weights of other actual products of the same type may vary.

Ft kilograms per square meter kg m 2 source. Reducing new york city s urban heat island effect ddc 2004 6 5. Construction codes and the new york city zoning resolution. Tax incentives are available for making these improvements.

1 foot 304 8 mm 1 square foot 0 0929 m 2. With more than 1 6 billion square feet of rooftops in new york city green roofs and solar panels can help reduce our greenhouse gas emissions. Revised nyc acceleration parameters s s s 1 differs from nys risk based design concept of asce 7 2010 2010 nys building code figure 1613 5 1 maximum considered earthquake ground motion for new york state of 0 2 sec spectral response acceleration 5 of critical damping site class b earthquake loads bc 1613.