Pull the shingle from its place and move it to the side.
Moving roofing shingles up to roof.
Both step shingling and racking will yield a watertight roof.
In cases where the damage is extensive removing the old roofing shingles completely is advisable.
Replace the area where the shingle was removed with another shingle of similar weight and color.
Take your utility knife or a putty knife and gently push it underneath the shingle to pry it free.
Remove shingles in a 2 to 3 ft wide section as you work down the roof.
Your roof is what keeps you protected.
After completing a column the roofer can go back down to the eave edge of the roof and start laying the next column of shingles.
How to get shingles on your roof easily.
Push the shingles down to the roof jacks.
To move a roof shingle use a claw hammer to remove the roof nails.
Essentially this system is one where a conveyer belt on a rigid platform extends directly from a truck up to the roof.
If the sheathing is properly gapped then the gaps can close causing the shingles spanning the gap to buckle.
The most common cause appears to be movement in the roof sheathing with changes in moisture levels.
Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
One man stays in the truck loading shingles onto the belt while another is stationed on the roof offloading the supplies as they are carried up by the moving belt.
This saves a lot of time moving shingle bundles and a lot of back strain.
When plywood or osb sheathing picks up moisture it expands.
Not only that the shingles can be piled just to the side of the column being laid.
The shingles will roll up like a ball in front of the fork.