Pwd Green Roof

By bruce stutz march 29 2018.

Pwd green roof.

A green roof can be installed on many types of roofs from small slanting roofs to large commercial flat roofs. The designer is referred to section 3 2 4 for information on using smps in series. This cooling effect will be sufficient to reduce heat stress related fatalities in the city during extreme heat wave events. The green roof tax credit is a credit against the business income and receipts tax birt.

Gsi projects installed and maintained by pwd as part of our gsi program. In a major initiative philadelphia is building an extensive network of rain gardens green roofs wetlands and other infrastructure to capture stormwater. The philadelphia zoning code offers incentives to installing green roofs by providing exceptions to certain residential density rules. A green roof is a roof or section of roof that is vegetated.

Green roofs can be added to existing roofs and can cover all or part of the roof. Green infrastructure trees green roofs and bio retention areas creates shade reduces the amount of heat absorbing materials and emits water vapor all of which cool hot air. A green roof is a roof that has been covered with living vegetation to provide stormwater management cooling natural habitat and other benefits. A green roof is a layer of vegetation planted over a waterproofing system that is installed on top of a flat or slightly sloped roof.

The goal is to prevent runoff from overwhelming sewers and polluting waterways and to help green america s fifth largest city. A green roof is defined by the ordinance as a treatment to a rooftop that supports living vegetation and includes a synthetic high quality waterproof membrane drainage layer root barrier soil layer and vegetation layer. A business is provided the credit to reward the construction of a roof that supports living vegetation. Green roofs can be combined with other stormwater management practices smps in series to meet the philadelphia water department pwd stormwater regulations stormwater regulations.

They fall into three main categories extensive intensive and semi intensive. What is a green roof. This is a resource for planners and designers seeking guidance on the process for creating green stormwater infrastructure gsi for philadelphia water. There are two general categories of green roofs.

These exceptions apply to properties in rm 1 cmx 2 and cmx 2 5 zoning districts.