Living Roof Loads

The second trussed roof is designed for a dead load of 160kg m 2 and a live load of 40kg m 2.

Living roof loads.

The venny green roof melbourne. In other words on a steep roof less material would be stacked in a concentrated area at one time to avoid having it slide off. Photo by andrew wutke. This online guide is designed to meet the needs of diy enthusiasts looking to put a green roof on a shed or outhouse builders and landscaper contractors who want to build green roofs.

Loads include those from human occupants furnishings nonfixed equipment storage and construction and maintenance activities. Make a normal flat or sloped roof into a beautiful living garden. Where snow isn t a problem the. This downward imposed load on the home is also known as the snow load.

Load limits on the roof of a building dead loads. In my region on cape cod we have a ground snow load design of 25 psf which is a greater design load than the live load 12 psf to 20 psf over an entire roof system. 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. Table 3 4 provides recommended design live loads for residential buildings.

The north zone middle zone and the south zone are identified on the roof load zone map above. This is highly regional as weights of snow for example range from 10 to 300 pounds per square foot based on moisture and volume of the snow. This is all of the natural stresses imposed upon a roof such as snow loads rain loads and wind loads. We wanted somewhere for some wildlife to have bees etc 3.

Loads used in design load equations are given letters by type. Live loads are produced by the use and occupancy of a building. The live load on a roof is the weight of any temporary objects on the roof. Live roof load w wind load s snow load e earthquake load r rainwater load or ice water load t effect of material temperature h hydraulic loads from soil f hydraulic loads from fluids.

Determine the transient load of the roof. D dead load l live load l. Roof load live load design is affected by the shape of the roof whether it is flat curved or pitched. I liked the idea of having a bit more greenery in the property we live in central london 2.

The dead load on a roof is the weight of the roof structure itself along with any permanently attached.