The answer is the number of roofing squares for the roof.
1625 sq foot roof.
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.
A square simply refers to a 10 x 10 square of roofing.
It is often compared to slope but is not exactly the same.
Outside of the u s a degree angle is typically used.
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.
Using an international foot of exactly 0 3048 meters length.
1 589 1 625 sq ft.
Pitch measurement method 2.
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.
The average roof is 3 000 square feet or around 30 squares.
8 inches and you have an 8 in 12 pitch.
The best part of a roofing calculator is that it offers a free insight into the total cost of the replacement roof project on a sq ft basis.
Or 450 per square to replace an asphalt shingle roof.
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.
Roofing contractors estimate projects and materials by the square so it is crucial to find this measurement to accurately estimate the amount of material needed.
This is simply 100 square feet of roof.
1 roofing square 9 290304 m 3.
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.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
1 625 sq ft garage area.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
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.
10 feet by 10 feet 100 square feet.
Convert the area to roofing squares.
1 589 sq ft primary roof pitch.
This gives us a 3d roof area of 1 625 sq ft.
If this distance measures 4 inches you have a 4 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.
1 ft x 1 ft.
Roofing material is estimated by the square which is equal to 100 square feet.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.