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Author
Marshall, R. D. | McDonald, J. R. | Perry, D. C.
Title
Manufactured Homes in Hurricane Andrew and the Need for Improved Design Wind Load Criteria.
Coporate
National Institute of Standards and Technology, Gaithersburg, MD Texas Tech Univ., Lubbock, TX Texas A & M Univ., College Station, TX
Book or Conf
U.S. National Conference on Wind Engineering, 7th Proceedings. Volume 1. 1993, Los Angeles, CA, 423-432 p., 1993
Keywords
housing | weather effects | building design | wind effects | wind velocity | damage | building codes | structural stability | safety standards | single family dwellings | wind loads
Identifiers
comparison of design loads; manufactured homes; Manufactured Home Construction and Safety Standards (MHCSS); South Florida Building Code (SFBC-88); Standard Building Code (SBC-91)
Abstract
On Monday, August 24, 1992, Hurricane Andrew made landfall in south Florida between Key Biscayne and Key Largo. The maximum sustained wind speed over water is estimated to have been 144 mph which corresponds to a category 4 hurricane on the Saffir-Simpson scale. Fifteen deaths were directly attributable to Hurricane Andrew and an additional 28 deaths were indirectly related. Approximately 28,000 dwellings were destroyed or heavily damaged, and more than 160,000 people were left homeless in Dada County. Damage surveys carried out following the passage of Hurricane Andrew show that manufactured housing suffered a disproportionate level of damage when compared with traditional single-family dwellings. In more than one manufactured housing park the destruction due to wind effects was close to 100 percent. The reasons for this high level of damage and steps that can be taken to reduce future damage are examined in this paper.