How Much Wood Is Needed For A Roof

The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.

How much wood is needed for a roof.

1 500 32 46 875 sheets. The wood costs 12 per linear foot. If your roof area is 1 600 square. I would enter these measurements into the calculator.

Let s say i need five planks of wood measuring 10 feet in length 3 inches wide and 1 inch deep. 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. Five planks of wood with known price per linear foot. For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended.

This free lumber estimator gives you a tool to calculate how much lumber you need for your project. A 4 8 sheet of plywood is 32 ft 2. For example if your roof is 1 500 ft 2 then it will take 47 sheets of plywood to sheath it. Estimate the amount of plywood or osb needed for sheathing a roof.

The calculation is based on that the plywood or osb oriented strand board sheets are of a 4 x 8 size. So dividing the area of the roof by 32 will give you the number of sheets needed. 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. 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.

Over time that damage could really add up. 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. 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. 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.

I want to estimate the total board feet and cost for this landscaping project. Started my career in the trades as a roofing laborer and own my own roofing comp. It will support roof. This basically calculates the number of sheets needed for a gable roof.

Answered june 9 2017 author has 116 answers and 72 3k answer views.