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.
1625 sq foot roof.
Convert the area to roofing squares.
1 589 sq ft primary roof pitch.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
If this distance measures 4 inches you have a 4 in 12 pitch.
Using an international foot of exactly 0 3048 meters length.
Pitch measurement method 2.
As you begin to calculate various costs you will see that the cost is a result of the interplay of many different variables including roof area in terms of footage measurement of any roof extras like.
1 ft x 1 ft.
This is simply 100 square feet of roof.
8 inches and you have an 8 in 12 pitch.
That said on average most contractors will charge between 3 50 and 5 50 per square foot or 350 to 550 per square 100 sq ft to install or replace an asphalt shingle roof on a typical house.
10 feet by 10 feet 100 square feet.
1 589 1 625 sq ft.
A square simply refers to a 10 x 10 square of roofing.
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.
The average roof is 3 000 square feet or around 30 squares.
The answer is the number of roofing squares for the roof.
1 roofing square 9 290304 m 3.
It is often compared to slope but is not exactly the same.
Enhancements two car garage 20 x22 rear deck with railing 20 x12 angle bay windows fireplace finished basement 960 sq ft manahawkin enhanced plan specifications living area.
To find the squares divide the overall roof area by 100 and then round up.
Or 450 per square to replace an asphalt shingle roof.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
Outside of the u s a degree angle is typically used.
This gives us a 3d roof area of 1 625 sq ft.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
For estimating purposes we also assume that there is a chimney a couple of dormers and two layers of old shingles that need to be torn off and removed before a new roof.
1 625 sq ft garage area.
Assuming this is a hip roof we multiply this by 1 1 which gives us roughly 18 squares or 1 800 square feet of the roof surface.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.