Green Roof Demensions

1 extensive vegetative roofs which are 6 inches or shallower and are frequently designed to satisfy specific engineering and performance goals and 2 intensive vegetative roofs which may become quite deep and merge into more familiar on structure plaza landscapes with promenades lawn large perennial plants and trees.

Green roof demensions.

Make a healthy contribution towards landfill diversion. Standard sizes for the grs edge restraints are 3 tall up to 8 5 tall in 0 5 increments. Installed the most green roofs in north america this past year with 1 326 872 square feet. In 2012 the north american green roof industry recorded 982 green roof projects which was a 24 increase from 2011.

Help with moderation of urban heat island type effects. Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure. Help improve the aesthetics in urban building constructions. You will need to express this size in terms of square feet.

The first step in a free roofing estimate is measuring the roof dimensions. The growing medium varied from a depth of 3 inches for the extensive plantings to 24 inches for the intensive plantings and the semi intensive areas averaged 8 inches in depth. Starting from the existing roof deck and moving up the typical layers of a green roof system are. Intensive roofs which are thicker with a minimum depth of 12 8 cm 5 1 16 in and can support a wider variety of plants but are heavier and require more maintenance and extensive roofs which are shallow ranging in depth from 2 cm 13 16 in to 12 7 cm 5 in lighter than intensive green roofs and require minimal maintenance.

Some advantages of green roof systems are. Improve quality of air to a great extent. Green roofs can help reduce energy costs for a building by acting as another layer of insulation between the inside and outside of the roof. Courtesy of the city of chicago.

One can execute efficient storm water management with green roofs. Create space for new amenities. As a semi intensive green roof a combination of 20 000 herbaceous plants 112 shrubs and 2 trees were planted. This is most noticeable in intensive green roofs since there is a thicker and more consistent layer of soil which provides a higher insulating value.

Were chicago new york city toronto philadelphia and cincinnati. Waterproof membrane in many retrofit cases this layer already exists and depending on it s condition water tightness it may or may not need replacing.