Floor Joist Cross Bracing Slipping

Bridging or x bracing allows joists to share weight.

Floor joist cross bracing slipping.

The difference is that the cross bracing uses two pieces of support in a diagonal shape that creates an x between the joists instead of a solid block in blocking. Look inside old homes or warehouses and you ll often see funny cross bracing between the floor joists. Even if your joists already have a row of bridging at the center of the span adding a row on each side of the existing bridging will stiffen the floor. Install with two 6d common nails per end.

Cross bracing and solid blocking. The common spacing between floor joists is 16 inches on center. Thd sku 205173. Bracing will stiffen a floor system prevent floor joists from twisting and increase overall stability however there are actually two types of floor joist bracing commonly used.

This can allow for floors to be sturdier and more stable. Residential building code requires the use of cross bracing or blocking for floor joists exceeding 2 inches by 12 inches but many homes especially older ones have. As a footstep falls on one joist some of the force is transferred to neighboring joists. This is often referred to as bridging.

Simpson strong tie tension bridging galvanized steel the ltb s are used in floor systems to resist the overturning of floor joists and features a staggered nail pattern. These pieces of lumber help to transfer the load of one joist to the joists on either side of it.