In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches.
Measure my roof.
How to use the google maps area calculator tool to measure a roof special precautions must be taken when measuring the area of a roof.
Make sure to document the number of chimneys skylights or other obstructions and include dormers in your measurements.
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.
Use a pitch.
The pitch is the steepness of the roof.
Measuring your roof from the ground 1.
Start by measuring the length and width of the roof in feet as you re standing on the ground.
Then determine the area of the roof as if it were flat.
For this reason it is best to outline the roof at points which are all at the same elevation.
Pitch measurement method 2 2.
Thus in a simple style house you ll only have to click on the corners.
Find the length and width of the building s exterior walls.
Roof reports and wall reports made easy.
Outside of the u s a degree angle is typically used.
How to calculate your roof square footage first measure the length and width of each surface on the roof then multiply these values to get the square footage of that surface.
Calculate the pitch of the roof.
L 30 feet h 12 feet 30 12 2 180 square feet.
We ll use satellite imagery and trigonometry to calculate your roof s measurements.
1 roof square 100 square feet.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.
Remember that the length and width need to be found for the roof not the house so take into account that the roof overhangs the building.
The images that appear on google maps are often at a slight angle which combined with the angle of a roof can cause errors.
8 inches and you have an 8 in 12 pitch.
Stretch your tape measure along the walls from end to end.
To find the pitch of your roof you ll first.
Roof sketch for roofing contractors create professional looking roof measurement reports at no cost try it free.
Outline the roof at the points that are on the same level or elevation to ensure that you re getting an accurate calculation of your roofing measurements.
If this distance measures 4 inches you have a 4 in 12 pitch.