Then lower the jack down a little at a time so that the metal can take the weight of the roof.
How to jack up a roof without a hydrolic jack.
Place the jack back underneath the beam but this time under the iron piece.
Some investigation is required before jacking up a roof.
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Craig healey 58 968 views.
Probably about 2k is the limit for the cheap units without having to use a hammer to turn the thing while better quality ones should be good to about twice that one big advantage of the screw lally vs a hydraulic jack is that you can give the jack a half turn daily for several days vs having to jack all at once when straightening floors etc.
Drive the remaining carriage bolts into the two by six rafter and tighten them all up.
So to begin i removed the existing counter flashing running about 5 courses up.
In raising the roof i knew was going to have to reset the roof s flashing as it meets a sidewall of the house.
Remove the jack quickly and set the iron onto the entire beam.