How To Lift Floor Joists With Jacks

If you have a sagging floor you may need to use floor jacks in order to restore any low points and re level the floor using floor jacks to level a sagging floor should be viewed as a temporary solution to your problem.

How to lift floor joists with jacks.

Cost time and skills. Jacking up a floor and leveling it is easy with these simple instructions. Total cost was less than 200 while a pro would charge 500 1000. Adjust the screw jack up or down to achieve a level surface.

Place beams under the house perpendicular to the floor joists. Jacks at each end of these beams lift the house. If the correction is minor only a 1 4 inch over an 8 foot span using shims between the floor joist and the subflooring can often rectify it without the need to raise the floor joist with a jack. Adjust the screw jack so that the top and bottom plates are flush to the wood surfaces above and below.

The long term solution for your sagging floor is to remove the flooring replace or fix the problems with the foundation that may contribute to the sag and replace the flooring. Place another set of beams under these. Lower the hydraulic jack to transfer the floor load to the new screw jack. We got muddy because we were in a dirt crawlspace doing just that crawling.

Drive 16 penny nails through the holes in the plates and into the wood framing. Wooden shims are often used to work out squeaks and stabilize spongy areas but they can also be used for slight adjustments to specific places. This job took two people one afternoon. We used 18 000 pound screw jacks 4x4 lumber a circular saw power drill driver and cement blocks.

Houses of other shapes or larger homes may require more jacks. Tiger brand adjustable floor jack model js 15 15 gauge floor jacks telescoping jack for temporary support size range 1 1 3 4 4 out of 5 stars 368 19 67 19. Movers may use larger jacks but four 12 ton bottle jacks should lift most homes.