Next divide your total area by 100 to calculate the number of roofing squares you ll need to buy.
How to measure roof shingles from the ground.
Exposure comp shingles 5 5 shake 10 tile 13 5 14.
You may want to measure a couple to be sure.
Binoculars can be helpful on high roofs.
Research other methods for measuring a roof from the ground online or talk to a roofing contractor.
I typically begin by counting the of shingles from left to right which gives me the total width of the section in feet.
Multiple the number of shingles times the width of each shingle which you can measure at ground level to get b in the figure below.
Multiply the pieces by inches based on exposure then divide by feet.
Measure the horizontal run of the roof surface from the ground a in the third figure below.
To measure for roofing shingles start by calculating the area of each plane or section of the roof.
And then i will count the of rows of shingles between the gutter and the peak of the roof and then divide the number by 2 which gives me the height measurement.