A prior search of the access leading to the stair, the entire stairway and lobby into which the stair discharges should have been conducted, looking for the hidden bomb package first, before people are allowed to leave. However, if here are insufficient police in the community and the fire department has personnel available on the scene, the fireground commander may be asked to have firefighters assist a bomb search. Like evacuating a building, bomb searching is also different from searching for fire spread. A bomb search begins outside the building. First, vehicles parked in the street around the building are searched, or removed, then the outside around the perimeter of the building is examined for the bomb.
Window sills on the first floor are often the site of a package bomb.
Next, the building's interior is searched. Then the search may start in the cellar and work upward. Types Of Bombs Police or firefighters who search for bombs must be able to identify a bomb. Terrorists, criminals and deranged people who use bombs to kill or destroy use several common types of explosive devices. This type of bomb can be identified by a section of pipe capped at both ends.