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3403.6.3 Referenced Standards <br /> Standard Referenced <br /> Reference In Code <br /> Number Title Section Number <br /> ASCE 31 -03 Seismic Evaluation of Existing Buildings 3403.6.1.1.1, <br /> TABLE 3403.6.1.1.2. <br /> 3403.6.1.1.3 <br /> ASCE 41 -06 Seismic Rehabilitation of Existing Buildings 3403.6.1.1.1, <br /> 3403.6.1.1.2, <br /> TABLE 3403.6.1.1.2, <br /> 3403.6.1.1.3" <br /> 2. The aforesaid local amendments are reasonably necessary in order to lessen the <br /> threat to life, safety and property represented by certain local climatic, geographical and <br /> topographical conditions existing in the City of San Leandro. <br /> 3. The aforesaid local amendments are enacted pursuant to the authority of Section <br /> 17958.5 of the California Health and Safety Code, for the purpose of addressing the aforesaid <br /> conditions which are more specifically described as follows: <br /> (a) The City of San Leandro lies in the near vicinity of the Hayward Fault and <br /> in fact, a substantial portion of the residential area of the City lies within <br /> the Alquist- Priolo Act Special Studies Zone, requiring special geologic <br /> studies prior to development. <br /> (b) Recent earthquake activities, including the 1989 Loma Prieta and the 1994 <br /> Northridge earthquakes, have indicated the lack of adequate design and <br /> detailing as a contributing factor to damages that reduced the protection of <br /> the life- safety of building occupants. <br /> (c) The underlying soils are subject to liquefaction and amplification of <br /> seismic energy. This increases the likelihood of seismic disturbances of <br /> substantial magnitude occurring and causing consequent damage. Such <br /> damage is often accompanied by structural fire. The City contains a large <br /> percentage of existing structures constructed more than forty years ago. <br /> (d) The travel time to a fire or other emergency within San Leandro may be <br /> impeded by the following conditions: <br /> 11 <br />