Green Roof Dead Load Kn M2

Extensive green roofs are designed to reap the benefit that green roofs offer at minimal cost and with very little maintenance.

Green roof dead load kn m2. The venny green roof melbourne. The criteria is to have a depth of drainage layer deep. The first condition is considered the dead load of the vegetative green roof system. Types of green roofs.

D dead load l live load l r live roof load w wind load s snow load e earthquake load. Green or living roofs are known as roofs that are purposely fitted or cultivated with vegetation. Here s a summary of the different types of green roof available. Creating falls on a green roof.

Location concentrated load lb kn catwalks for maintenance access elevator machine room grating on area of 2 in. The venny green roof has shallow substrates on two types of roof the first roof is on shipping containers and is designed for a dead load of 250kg m 2 and live load of 100kg m 2. 3 2 6 8 kn m2 layer height. Obviously the load shall be taken ll 100 psf.

Photo by andrew wutke. 7 intensive green roofs page 32 35 e nergy r oofs wa ll ga rden page 36 39 page 40 45 page 46 51 page 52 55 optigreen type garden roof weight. 4 79 kn m2 40 1 92 100 4 79 same as occupancy served except as indicated 100 4 79. The second trussed roof is designed for a dead load of 160kg m 2 and a live load of 40kg m 2.

Probably problem with drainage will increase with time even more. Also for green roof 1 4 in ft slope does not provide sufficient drainage and in calculations shall be checked ponding instability from rain on snow by asce 7 paragraph 7 11 and rain loads by chapter 8. 1 4 this practice does not address point or line loads associated with architectural elements that are not essential components of a particular vegetative green roof system. The need for stability of the system is increased because the negative pressure forces that can develop during intensive green roofs can be safely installed on horizontal decks whereas with extensive green roofs minimum falls of 1 60 and above are preferred.

The long term performance of green roofs depends on many factors. The difference in weight between the first and second conditions approximated by the weight of transient water in the drain layer is considered a live load. Extensive modular green roofs. What is a green roof.

If a parapet equal to or higher than 0 9m is provided around the perimeter of the roof with θ 70 the negative values of gc0 in zone 3 shall be equal to those for zone 2 and positive values of gcp in zones 2 and 4 shall be set equal to those for wall zones 4 and 5 respectively in figure 2 4 11a. We can provide more information on individual products or systems on request. On the pages below we show a summary of our product range.