Green Roof Design Manual

Runoff from impervious roof area onto a green roof must be dispersed evenly across the green roof surface and pass through the growing medium either by sheet flow or a level spreading device.

Green roof design manual. The design guidelines and maintenance manual for green roofs in the semi arid and arid west is only as current as its. Contact green roof technology today about extensive green roof design. The residential size 3 000 square foot display includes two elevated waves. Design guidelines for green roof 5 the growing medium is often soil based ranging in depth from 20 60 cm 8 24 with a saturated weight increase of between 290 967 7 kg m2 60 200 lbs sf.

Timber press updated 2008. Vapor barrier waterproofing membrane. A professional guide to design installation and maintenance. Such updates and amendments may create signifi cant differences among successive editions of the document.

And kingsbury n planting green roofs and living walls publisher. As a model for green roof design the american society of landscape architects commissioned michael van valkenburgh associates to create a rootop research garden atop its washington d c headquarters. Due to the increased soil depth the plant selection is more diverse and can include trees and shrubs which allows for the development. One has low plants primarily sedums making use of minimum soil.

Because green roof systems include materials not found on conventional roofs we recommend that you choose a qualified roofing contractor with experience in green roof installation to install the non living components e g. Free shipping on qualifying offers. A professional guide to design installation and maintenance publisher. A professional guide to design installation and maintenace by ed snodgrass green roof service llc presenting green roof technology has over 30 years of green roof experience.

Manual for green roofs in the semi arid and arid west may amend and or update this document. Some jurisdictions specify that a grp be part of any green roof design team. The green roof manual. The designer is referred to section 4 12 outlet controls for design standards for level spreaders.

The green roof manual. Green roof design installation is part one of the three part green roof professional grp training series this course will provide you with the latest information on green roof benefits technical standards product innovations and design and installation best practice.