How To Straighten Deck Joists
First time demonstration of the board bender.
How to straighten deck joists. Nails will too but it s harder nailing when the board won t lay flat. If you can get under the deck you should be able to cut the nails with a sawzall and drop the errant joist to the ground. It will take twice as long as the turnbuckle to extend out and straighten the board. A humped joist if severe enough can cause a hump in your flooring and an annoying squeak when you step on it.
Large washers spread the load across a larger part of the board. When using the board bender there is quite a bit of swivel or play when doing this so it requires a little pati. Just start at one end and try to straighten it in the process of fastening it down. Access the area below the floor joists through the crawlspace door.
For more diy shed building. Learn the alternative solution for humped joists that a reader devised. You can then punch the nail stubs out of the deck boards install a new joist and re nail the boards into the new joist preferably using a nail one size larger. This takes care of individual joist removal and repair.
It is a simple device nothing fancy. Before installing the mid span blocking he lays a straight 2x4 on edge across the deck and perpendicular to the joists. Measure the width of a joist from the lower edge to the underside of the subfloor to. Create a strong long lasting diy deck frame build for your family s outdoor space.
He then twists 6 inch timberlok or headlok screws through the 2x4 ridge into each joist below pulling the joists flush to the bottom of the ridge see photo above. A nut and large fender washers round out the other parts required. You re first reaction might be to simply replace the joist but if you have carpeting this might not be so simple.