Roof Brittle Test

The brittle shingle test is a super scientific testing method whereby an inquisitive person picks up a shingle tries to fold or bend the shingle up to a 90 degree angle and then checks to see if the shingle breaks or bends.

Roof brittle test.

Call allstate supervisor for check list so you can comply with their needs. U test the shingle by lifting bending it at a 45 angle. Each slope stands on it s own at this point until depends on carrier you ve hit the 65 rule. Get video for a new 60 minutes piece.

During a brittle test and the shingle is loosened at its lower edge from the shingle below it. Pinch a small corner of a shingle between your thumb and forefinger try to fold or bend that corner up to a 90 degree angle if. Break off a large piece to shove in. If the shingle breaks then the shingle is brittle and the roof probably needs to be replaced.

Spray testing is the use of controlled water flow deposited on building components in a manner that simulates normal to severe weather conditions. That slope is repairable. If none of that happens pass. When testing rubbers for impact brittleness use test method d2137.

If you ever had a ladder assist company called hancock called out to your adjuster meeting to climb the roof to inspect for hail or wind damage. Some inspectors refer to the brittleness test as un bonding a field shingle and lifting the end of the shingle until it is x inches above the roof surface. If it cracks creases or breaks during the test or at the 45 fail. That slope is not repairable due to brittle.

1 1 this test method covers the determination of the temperature at which plastics and elastomers as defined by terminology d883 exhibit brittle failure under specified impact conditions. It is then raised and lowered 45 degrees three times. If a homeowner has no concerns with heights in general climbing a ladder or walking on a roof there is a simple procedure that can be used to test for brittle shingles. Pour seventy degree water over shingle to tested wipe damp dry use laser pointer thermometer to insure shingle is over 50 degrees.

Two routine inspection and acceptance procedures are also provided.