Divide the total square footage of the roof by the square footage of a single bundle or square of shingles.
Replacing roof sheathing cost.
Roofing over costs around 2 to 3 per square foot as opposed to the average full replacement cost of 4 50 so roofing over a 1 500 square foot roof may only cost 3 000 to 4 500.
Includes on site setup site preparation job completion trash removal and work area cleanup.
A typical roof replacement quote will normally include the removal and disposal of up to two layers of old shingles.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.
The cost can be more for larger homes homes with complex roof designs or when installing more expensive materials.
Repairs at no cost to you.
After that and to a certain point i will cut out and replace wood at a rate of 3 50 per linear 8 in.
If a roof is ripped and there is a lot of wood to replace replacing boards in that manner becomes too tedious and labor intensive.
To estimate costs for your project.
The cost to replace the roof on most homes is 4 000 to 10 000 and most spend about 8 000.
Roofing over does present some issues however.
Includes basic coverage quantities and typical overage.
Asphalt shingles cost roughly 500 to 1 000 to replace or repair 10 by 10 square feet section metal roofs cost on average 500 to 1 500 to repair improper installation fix loose seams or address any damaged fasteners.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
Excludes sales tax delivery upcharges and items not included in the description and notes.
This is a rough estimate of the number of bundles or squares needed.
In such a case if half or more of a section needs to be replaced it is more.
Some also address the additional cost associated with sheathing replacement commonly assuming the rafters trusses themselves are intact around 40 50 sheet 4x8 feet installed additional cost for nominal 1 2 or less osb or particle board sheathing more like 60 80 for nominal 1 2 on up to 3 4 respectively exterior plywood with marine plywood generally used only in most severe rain forest like areas or hot roofs likely around 100 sheet installed.
Or 450 per square to replace an asphalt shingle roof on a typical single family house.