Green Roof Loading Calculations

Green roof calculator green roofs have become popular over the years.

Green roof loading calculations.

Arch 331 note set 13 1 s2014abn 2. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. Required climate data for the calculation with the generic green roof model. For example the weight per square footing for asphalt shingle weight per 100sq ft lbs range is 190 250.

Simulations are available for new construction ashrae 90 1 2004 and old construction pre ashrae 90 1 2004 office and residential buildings driven by typical precipitation and. The green roof energy calculator is an online tool that allows users to compare the annual energy performance of a building with a vegetative green roof to the same building with either a dark roof or a white roof. After start of calculation the warning explicit radiation balance disabled but inclination is e g 2 appears this warning can be ignored for the calculation of a green roof with the generic model. This is essentially the result of green roof s versatility like role in urban development role in planning open spaces ecological role and economic protective role.

So the calculation becomes. 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. Explore a number of housing related calculators as well as hundreds of other calculators covering topics such as finance math health fitness and more. A majority of roofs can withstand the weight of solar panels.

The weight per 100sq ft kg range is 85 110. 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. This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths.