Portland Building Green Roof

For information about portland s ecoroof program contact tim kurtz 503 823 5418.

Portland building green roof.

Green roof advocates everywhere are celebrating the recently adopted portland central city 2035 plan cc2035 plan which includes a mandate for vegetated roofing. The ecoroof requirement as it is called goes into effect starting july 2018 and includes buildings in the central city over net 20 000 square feet with rooftop parking exempt. Ecoroof video the nature of portland s rooftops. Portland is at the forefront of this exciting green building movement.

The roof of the portland building is covered with a green roof installed in 2006. Whereas green building complements existing policies related to development and natural resource conservation including solid waste recycling and composting policies sustainable procurement policies the stormwater management manual 1 percent for green streets the climate action plan the portland plan the transportation systems plan. A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems. Designed by michael graves the building was completed in 1981 and was hailed as a prototype of postmodern architecture at the time adorning the covers of newsweek and time.

The new roof will help the building s heating cooling and storm water runoff systems. The green roof info think tank grit has been supporting the city of portland with green roof studies symposia and stakeholder testimony throughout the years leading to the development of the requirement. The roof was proposed in 2005 part of an experiment through oregon state university to test sedum spathulifolium as a water absorbing plant for the northwest. Fifteen minutes into a 105 minute job interview for the 195 million overhaul of the long troubled portland public service building in oregon s largest city owner s rep mike day threw a curve.