Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
Removing old roof shingles.
The main advantage of leaving the old roof on is obvious you can minimize the mess removal costs and disposal expense if you can leave the old shingles in place.
Construction demolition unit cost for removing 3 tab asphalt roof shingles.
Chances are the nails that will be securely seated in the wood so a bit of force will be needed with a twisting motion of the roofing shovel or spade.
It doesn t matter where you start or stop.
You will want to start from one side of your roof and work your way to the other side.
Position a construction trash bin beside the building.
How to remove old asphalt shingles before putting on a new roof 1.
Other advantages are that you end up with an extra barrier against leakage and a little extra insulation.
If you re in doubt an experienced contractor can.
How to tear shingles off a roof 1.
Work from the top bottom and sides to save back muscles.
Set it up so that loose singles can slide down the roof and.
That includes stripping 2 or 3 layers of shingles plus flashing and drip edge tossing them into a dump truck or dumpster and removing or hammering down any protruding nails.
One square foot of roofing area.
Determine if the existing shingles need to be removed.
Remove the old shingles with tear off shovels.
Clean the roof with a push broom and remove or pound in any remaining fasteners.
Remove shingles in a 2 to 3 ft wide section as you work down the roof.
Remove the shingles in layers as you work your way up the roof.
That way the roof will be left exposed.
Stripping away the old roof more expensive because of the additional labor and materials peeling off the old roof down to the sheathing is your only option if you already have two layers.
If you re not familiar with how to do.
Ensure that the materials for the new roof are ready and on site.
Tools you will need for roofing from amazon bostitch coil nailer https amzn to 2u1v8e2 shingle remover https amzn to 2fzu5wf roof snake https amzn to 2.
We figure one unskilled worker can remove about 100 square feet of asphalt shingles per hour.