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THE BUILDING ENVELOPE: Lecture 2

THE BUILDING ENVELOPE: Lecture 2. IMPORTANCE OF THE BUILDING ENVELOPE. IMPORTANCE. RESEARCH RESULTS STRUCTRUAL INTEGRITY FINANCIAL CONSIDERATIONS PEOPLE PROTECTION. RESEARCH. FIELD DOCUMENTATION INSURANCE RECORDS COMPUTER MODELS (HAZUS). FIELD DOCUMENTATION. INSURANCE RECORDS.

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THE BUILDING ENVELOPE: Lecture 2

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  1. THE BUILDING ENVELOPE: Lecture 2 IMPORTANCE OF THE BUILDING ENVELOPE

  2. IMPORTANCE • RESEARCH RESULTS • STRUCTRUAL INTEGRITY • FINANCIAL CONSIDERATIONS • PEOPLE PROTECTION

  3. RESEARCH • FIELD DOCUMENTATION • INSURANCE RECORDS • COMPUTER MODELS (HAZUS)

  4. FIELD DOCUMENTATION

  5. INSURANCE RECORDS RELATIONSHIP BETWEEN LOSS MAGNIFIER AND GRADIENT WIND SPEED

  6. COMPUTER MODELS (HAZUS) • The hazus model computes damage caused by hurricane events to buildings In specified regions • Thousands of possible damage scenarios are considered for each building type • In most cases damage costs exceed total insured value before The principal structural frame fails

  7. STRUCTURAL INTEGRITY:VERTICAL LOAD PATHS MEMBRANE ADHESIVE INSULATION ADHESIVE METAL DECK WELD JOIST BOLT FORCES ACROSS CONNECTIONS WALL

  8. STRUCTURAL INTEGRITY:HORIZONTAL LOAD PATHS BOLTS OR WELD SECONDARY FRAMING HEAD SCREWS OR BOLTS WINDOW FRAME GLASS PLATE WIND PRESSURE WINDOW FRAME SCREWS OR BOLTS SILL BOLTS OR WELD SECONDARY FRAMING

  9. FINANCIAL CONSIDERATIONS LOSS OF BUSINESS Business interruption Loss of market share LOSS OF FACILITY Loss may exceed insured value Replacement costs may disrupt business plan

  10. PEOPLE CONSIDERATIONS • INJURY OR DEATH • EMOTIONAL DISTRESS • COMMUNITY DISRUPTION

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