Historically, a major problem for the building owner has been roof failure, due to water leaks, insufficient insulation and structural failure. Common Problems are usually associated with flat roof due to various applications.
Roof system is constantly exposed to all kinds of environmental stress. The effect of these forces accelerates the aging of the roof. Common deficiencies which can be inspected visuallyon a flat roof are:
1) Roof Ponding
2) Roof Splitting
3) Roof Blistering
4) Roof Ridging
5) Roof Fishmouthing
6) Loose fasteners
7) Puncture
8) Roof felt movement
9) Failure of flashings
10) Sheet metal
11) Blocked Roofing Drains