The answer to the cost to replace roof decking in Illinois is that it can vary significantly depending on several factors. Typically, the cost can range from $500 to $2,500 or more, depending on the size of the roof, the accessibility of the area, and the complexity of the repair work required.
The main factors that influence the cost of replacing roof decking include the material used (plywood, OSB, or other), the condition of the existing decking, the accessibility of the area, and any additional work needed, such as removing and disposing of old decking or reinforcing the structure. Additionally, labor costs, which can vary based on the contractor's experience and location, can also impact the overall price.