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.
Green roof portland.
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 result is a growing interest in using ecoroofs and roof gardens.
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.
Our good friend jim labbe installed the roof in portland pdx oregon in 2017.
The piedmont green roof is the next stop on our small scale green roof tour.
Jim labbe has been involved in many.
However they do not refer to them as green roofs but as ecoroofs.
Portland has a long tradition of green roofs back to the early noughties.
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.
Portland is at the forefront of this exciting green building movement.
The green roof atop the portland building an architectural icon located in downtown portland oregon was completed in november 2006.
For information about portland s ecoroof program contact tim kurtz 503 823 5418.