How To Measure Roof Slope From The Ground

Thus in a simple style house you ll only have to click on the corners.

How to measure roof slope from the ground.

Measuring slope from the roof surface 1. Take the following steps to measure your roof from the ground. If this distance measures 4 inches you have a 4 in 12 pitch. Measure 12 inches on a carpenter s level.

8 inches and you have an 8 in 12 pitch. Determine your roof pitch see roofpitch if you need help. November 3 2017 at 10 24 am. The most precise way to find the roof s slope is by measuring it from the underside.

I have done it this way before but the only issue with this method is that shingles generally have 5 inches revealed instead of 6 inches. Locate the level s 12 inch mark. Use a level against the underside of the rafter you re measuring to get the most accurate value. Pitch measurement method 1 1.

Mark the length with the marker. 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. Make a outline of your roof on paper. If you were to click on the peaks it wouldn t give you an accurate reading of your measurement.

Go all the way around your house and fill in your outline with your measurements making sure to account for overhang. To measure an obtuse angle which is normally the case for roof angles let ruler segment 1 follow the roof slope set segment 2 at 90 degrees to ruler segments 3 4 hold segments 3 4 level and re check that segment 1 still follows the roof slope. Use a simple formula to approximate the square footage of triangular areas where two sections of a roof meet at each. 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.

Confirm the roof is safe to walk on. Climb up a ladder without your tools to take a look at the roof surface. Measure the distance from where you re standing to the face of the wall you walked away from. This has shed a light on my getting great pictures and how to accurately measure the roof from the ground.

Access one of the rafters then take the measurement this way. Many levels are equipped with a ruler on. Research other methods for measuring a roof from the ground online or talk to a roofing contractor.