Rafter length using pitch v r 2 sqrt 1 p 2 where v overhang r roof span p pitch use our online rafter length calculator to quickly compute the length of the shed roof rafter by entering the measurements of overhead length of roof span pitch or angle.
Roof 6 12 slope rfter sie.
Area span on the flat.
Our roof rafter calculator tools are handy for calculating the number of rafters needed rafter length calculator lineal feet of rafter board feed in ridge and sub facia and the total board feet in the roof.
Slope the slope of a roof is represented as x 12 where x is the number of inches in rise for every 12 inches of run this is very useful information for many purposes especially for roof framing the slope sometimes called pitch is calibrated on speed squares.
Just enter the dimensions of the roof rise and run to get started.
Weather you re building a shed roof or adding a dormer to your second story it is important to choose the proper size rafter.
This calculator is to be used as an estimating tool only.
Angle the angle of a roof is the same as the roof s slope except instead of being.
This sizing guide for roof rafters will help determine what you need for your small project.
Calculate the length of common rafters with this free and easy online tool by entering a dimension for the roof width selecting a pitch for the roof and the thickness of the ridge.
Click the button to calculate the stock size needed for this job.
Conclusions about the roof rafter length calculator.
The rise of the rafter.
The length of the rafter.
If you re building rafters and aren t sure where to start when determining the length of your lumber you re in the right place our rafter stock size calculator shows you how long your rafters should be so you ll know what you need in terms of framing lumber dimensional lumber studs and more.
Rise and run means that a 6 12 pitch roof has 6 of rise vertical for each foot of run horizontal.
Height of the scaffold.
Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch.
Roof pitch calculator results explained.
The run of the rafter.
Input the rafter span on the flat eave overhang and pitch of the roof.
Using this handy online tool you will have an easy way to determine and figure out the specific rafters needed for the unique slope and dimensions of your roof.
Rafter stock size calculator.
When making a selection below to narrow your results down each selection made will reload the page to display the desired results.
The layout of your home or building will have a significant impact on the final design and slope of your roof.
Snow load 2x6 rafters 16 centers garage 17 long 11 read more.
The results are automatically fired.
2 foot 76 4 foot 12 5 foot 8 6 foot 8 7 foot 8.