Use a simple formula to approximate the square footage of triangular areas where two sections of a roof meet at each.
How to measure roof pitch from the ground.
On a ladder beside the roof place the level a foot or so up the roof hold it level and measure from the 12 inch mark on the level s bottom straight down to the roof.
For more complex roofs you may need to calculate it section by.
Roof pitch angle in degrees the measurements are taken from the bottom of the rafters the procedure to calculate roof pitch is the same.
Use a pitch.
Research other methods for measuring a roof from the ground online or talk to a roofing contractor.
How to determine roof pitch diy there are two distinctly different methods one is more accurate while the other is faster and easier.
Pitch measurement method 1 1.
The first technique is referred to as the shingle count method which is used for estimating the measurements of all rectangular shaped sections of a roof.
Stretch your tape measure along the walls from end to end.
Measure the distance from where you re standing to the face of the wall you walked away from.
Determine your roof pitch see roofpitch if you need help.
Go all the way around your house and fill in your outline with your measurements making sure to account for overhang.
Take the following steps to measure your roof from the ground.
Walk away from your house perpendicular to the wall that is under the roof pitch you d like to measure.
Section off your roof and write your calculations down as shown below dotted lines.
To find the pitch of your roof you ll first.
This method tends to be more accurate because no layers of roofing are involved.
To sum it up each individual tab on a 3 tab shingle measures approximately 12 wide by 6 high.
Measuring your roof from the ground 1.
For a simple gable roof the span wall to wall will be twice the size of the run wall to ridge horizontally.
The pitch is the steepness of the roof.
Calculate the pitch of the roof.
Measure the height from the ground to the.
If this distance measures 4 inches you have a 4 in 12 pitch.
For a roof with the ridge above one wall the span is the same as the run.
8 inches and you have an 8 in 12 pitch.
The first involves climbing up on the roof or at least the edge and actually measuring the pitch using a carpenter s level and a tape measure.
Find the length and width of the building s exterior walls.
As a tip if you.