Safety Assessment Program Evaluator Student Manual

CA Emergency Mgmt. Agency Safety Assessment Program Evaluator Manual April 20112.5.2.1 Examples of the use of RESTRICTED USE (Yellow) TaggingFigure 2-22 shows an older home that collapsed on its cripple walls in the M7.2 HumboldtEarthquake of 1992, with its epicenter near Petrolia, CA. The home is no longer viable foroccupancy, as the cripple wall collapse broke the water and sewer piping. The California Healthand Safety Code requires that a building have working water and sewer plumbing and beenclosed from the weather in order to be occupied, and this building‟s condition violates two ofthose requirements. However, the house fell as a single unit, and is not racked or otherwiseindicating any threat of collapse, so it would be possible for the occupant to go in to retrieveimportant possessions. A RESTRICTED USE placard would be appropriate here.Figure 2-23 shows a home with a collapsed overhang. The front door is now blocked by thisdebris, and access through the front door is not recommended. However, the house otherwisehas no other damage, and if access through the rear door is safe, the building can be taggedRESTRICTED USE with direction to enter the house only through the rear door. This homecould be occupied.Photo courtesy Raymond Lui, SEAFigure 2-24 – Flooded URM building, 2005 Hurricane KatrinaThis building has suffered some structural damage due to flood forces, but will also have anextensive cleanup effort required in order to become usable again. Flood water carries bacteriaand chemicals obtained in its journeys through the community, so occupancy of this building at51