How Much Wood Is Needed For A Roof

Estimate the amount of plywood or osb needed for sheathing a roof.

How much wood is needed for a roof.

So dividing the area of the roof by 32 will give you the number of sheets needed. A typical 4 foot by 8 foot sheet of plywood covers 32 square feet. One sheet 32 ft. Started my career in the trades as a roofing laborer and own my own roofing comp.

The wood costs 12 per linear foot. As a result you might need to calculate an estimate of how much it will cost to replace your old roof with a new one. The calculation is based on that the plywood or osb oriented strand board sheets are of a 4 x 8 size. Five planks of wood with known price per linear foot.

The number of windows doors and interior walls the style of roof and the existence of a basement and garage determine the specs for the amount of wood a home needs. For example if your roof is 1 500 ft 2 then it will take 47 sheets of plywood to sheath it. If your roof area is 1 600 square. A 4 8 sheet of plywood is 32 ft 2.

For example a home with two large bedrooms will use fewer 2 by 4 wall studs and plywood sheets than one with three small bedrooms in the same space. For a roof of an average home you need a minimun of 2x6 for your top cord if you are building the trusses by hand engineered trusses are built out of 2x4s but they have multiple webbing to distribute the weight along the whole truss as where hand built normally do not have the proper webbing. Find out what a board foot is how to measure it and estimate how much wood you need for your deck flooring or framing project. While the average lifespan for a typical roof can be 15 20 years a long hard winter or a particularly intense storm can cause lasting damage to a roof.

The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that. 1 500 32 46 875 sheets. Over time that damage could really add up. This basically calculates the number of sheets needed for a gable roof.

Let s say i need five planks of wood measuring 10 feet in length 3 inches wide and 1 inch deep. Divide the total roof area by 32 to get the number of sheets you will need to cover the roof. It will support roof. Answered june 9 2017 author has 116 answers and 72 3k answer views.

I want to estimate the total board feet and cost for this landscaping project.