Standard Long Span Roof Size

Here you can find the latest products in different kinds of length and width of long span aluminium roofing sheets.

Standard long span roof size.

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. Check that your footage measurements are within this range so you can start off on the right foot. Length and width standard lengths for corrugated roofing are 8 10 and 12 feet. Again this length can be adjusted to fit the need of the truss.

Span configuration and load conditions. The width is measured simply straight across the top of. Long span rib roof colors. If the overhang extends beyond 24 inches say to 30 inches then a 2 6 top chord for the tail section will be required to handle the additional overhang.

Also available for the android os. The shapes and spans shown here represent only a fraction of the millions of designs produced by alpine engineers. This calculator is to be used as an estimating tool only. Input the rafter span on the flat eave overhang and pitch of the roof.

The typical overhang for residential is between 16 inches and 24 inches. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. Looking for length and width of long span aluminium roofing sheets. Span calculator for wood joists and rafters also available for the android os.

You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Click the button to calculate the stock size needed for this job. Long span roof specifications roof length will depend on your request while width is shown in the illustration below. Next you will need to use a roofing materials calculator.

Rafter stock size calculator. Total width is 1110 mm or 43 7 10 inches but its effective width upon installation is 1050 41 11 32 inches. The width varies greatly depending on the style of roofing. Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run.