A loose or broken brick in a wall can provide an opening for further damage. In order to prevent moisture from entering the wall, damaged bricks need to be replaced.

In the presence of water and oxygen, steel corrodes. Therefore, in almost all likely exposure conditions for reinforced concrete, repairs will be needed sooner or later.

Lintel failure is a common problem. Structural movement in buildings can be the result of many different factors acting either in isolation or having a combined effect.

City of Chicago ordinance requires certain types of high rises to undergo periodical examination of facades. Such examination has to be performed by an architect or structural engineer.