Green Up The Roof
Green roofs and roof gardens have economic and ecological advantages besides contributing to such human values as providing new spaces for the fauna and flora and for well being and recreation.
Green up the roof. They reduce the need for air conditioning by naturally cooling the property and in turn reduce electricity bills and carbon emissions. A city filled with gardens. Their outstanding ecological benefits include rainwater detainment sewer system offload sustainment of the natural water cycle micro climate improvement and hazardous substance absorption. The roof was a 2 x 4 inch gang nail truss roof with half inch plywood roof sheeting and a single layer of roofing paper and five layers re roofed in 1993 of composition roof shingles.
Extensive green roof an ecologically sound and economic green roof system that provides a meadow effect which requires only low maintenance. The 400 000 square foot building features a dramatic 2 5 acre green roof that architect piano describes as like lifting up a piece of the park and putting a building under it on the roof six inches of soil provide natural insulation and absorb an estimated 3 6 million gallons of rainwater a year. Cool roofs are made up of materials that reflect the sun s heat off the roof s surface so that they retain and pass on less heat. San francisco california academy of sciences green roof.
These green surfaces provide recharging and relaxation directly in the living environment but they also have significant ecological and economic significance. The living roof decreases the urban heat island effect staying an average of 40 degrees cooler than a standard roof. To obtain a permit for work as described above the applicant shall file an application for permit s with the building and safety permit counter. Designed by seattle based thomas rengstorf associates tra landscape architect forrest jammer of tra who selected diadem usa as the green roof system for many reasons especially for the quality to engineer a roof that would not only provide an aesthetically pleasing retreat but also complement the overall sustainability goals of the expansion.
The garden roof assembly ultimate assembly and waterproofing were supplied by american hydrotech.