Floor Joist Sister Repair

Correcting a problem joist is an easy repair and is usually accomplished by fastening a new joist next to a damaged floor joist doubling the thickness of the framing member.

Floor joist sister repair.

Rather than reinstall your joists you can create second or sister joists alongside the first. Since this is a repair of a faulty or damaged floor joist it is imperative to do this project correctly and there are a few big mistakes to avoid. There s a real reason for the problems you re facing. This article provides step by step instructions and pictures on how to make structural repairs by sistering floor joists alongside weak joists.

Before you begin floor joist repair you should examine and evaluate your current situation. Instead you re just putting it on hold and the problem will still get worse. This is referred to as sistering. Average costs and comments from costhelper s team of professional journalists and community of users.

If only a few joists are rotted primarily at the bottom they can be repaired using a process known as sistering after the rot is cleaned away and the timber treated to prevent more problems a new joist is laid beside the old one and fastened to it. Sistering joists means beefing them up with additional material. When you sister a joint you re not really fixing the problem of floor joist repair. Step 1 evaluate your situation.

Properly sistering floor joists is very important and should not be rushed to save time. How much repairing floor joists should cost. Consider how weakened or damaged the joists are and also whether a weight above them could be causing the joists to fail. How to sister a floor joist.

If you have sagging cracked or twisted joists which can happen in older houses this project will provide the extra support the floor needs. This is video number 2 of a complete complete kitchen remodel. This video series will include demo this video floor joist repair replacement sub floo. Call affordable foundation home repair today for floor joist repair.

If you have foundation problems or moisture in your crawl space your floor system is at a greater risk of failure. Doing so strengthens weak joists and can help straighten sagging joists.