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ROOF TYPE TYPICAL SIGNS
OF WIND DAMAGE		 ROOF PROBLEMS
UNRELATED TO WIND
Built-Up
or
Single-Ply
Flat Roof		 1. Scoured gravel (if roof is gravel-covered).
2. Twisted edge metal (especially at corners).
3. Disturbed roof-mounted vents or A/C equipment.
4. Punctures in roof from missile impact.
5. Toppled antennae or trees.
6. Uplift of the roofing membrane or decking (usually begins at the corners)		 1. Blisters in the membrane.
2. Worn flashings.
3. Algae growth from poor drainage.
4. Previous roof repairs.
5. Rotted or rusted decking.
6. Open laps or wrinkled roofing.
Concrete
or
Clay
Tiles		 1. Stripped ridge tiles.
2. Stripped rake or eave tiles.
3. Missing or displaced field tiles.
4. Tiles broken from missile impact.
5. Toppled antennae or trees.		 1. Loose tiles which are still in place.
2. Leaks at valleys, walls, chimneys or vents.
3. Cracked or broken tiles still in place.
4. Roof slippage.
5. "Wavy" appearance in roof deck.
6. Rotted decking or roof trim.
Asphalt
Fiberglass
Shingles		 1. Stripped ridge shingles.
2. Stripped shingles along rakes or eaves.
3. Torn shingle tabs.
4. Roof punctures from missile impact.
5. Toppled antennae or trees.		 1. Curled and worn shingle tabs.
2. Cracked or brittle shingles.
3. Leaks at valleys, walls, chimneys or vents.
4. "Wavy" appearance in roof deck.
5. Rotted decking or roof trim.
Red
Cedar
Shakes		 1. Stripped ridge shakes.
2. Stripped shingles along rakes or eaves.
3. Roof punctures from 		1. Mildew and rot in shakes.
2. Curled, worn or "sunburned" shakes.
3. Leaks at valleys, walls, chimneys or vents.
4. Rotted decking or roof trim.
5. Previous roof repairs.

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