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Older Buildings What You Need to Know and Understand Utah Seismic Safety Commission Barry H. Welliver, S.E.

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Presentation on theme: "Older Buildings What You Need to Know and Understand Utah Seismic Safety Commission Barry H. Welliver, S.E."— Presentation transcript:

1 Older Buildings What You Need to Know and Understand Utah Seismic Safety Commission Barry H. Welliver, S.E.

2 Utah Seismic Safety Commission Outline Agenda Utah Seismic Safety Commission Existing Buildings Why You Should Care about Unreinforced Masonry Bldgs. What’s Being Done Now What Can/Should Be Done

3 Utah Seismic Safety Commission Created in 1994 as a state advisory commission Comprised of 15 members –UGS, OES, U of U Seismograph, ULCT, DFCM, UDOT, State Planning Coordinator, AIA, SEAU, ASCE, House Rep., Senate, Dept. Insurance, ACP, APWA. Ex Officio members: FEMA Region 8; USGS Review earthquake hazards/risks Prepare mitigation recommendations Prioritize recommendations Information resource Prepare strategic plan Periodically update strategic plan

4 Utah Seismic Safety Commission Existing Buildings Structural Engineers Viewpoint –Current Codes vs. Existing Construction –Bldg. Types and Performance –What we know about bldg. performance in EQ’s Historical Perspective in Utah Why are URM’s a concern in Utah –Not a bldg type allowed for current construction –Performance history well documented –Not “tested” by earthquake

5 Utah Seismic Safety Commission Why You Should Care About URM’s

6 Utah Seismic safety Commission

7 Utah Seismic Safety Commission Because Pat Bagley Thinks So!

8 Utah Seismic Safety Commission What You Should Know About URM’s

9 Utah Seismic Safety Commission

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12 HAZUS

13 Utah Seismic Safety Commission What’s Being Done Now Utah Uniform Bldg. Standard Act Rules Amendments –3403.5 Parapets and other appendages –1614.2 Change in Occupancy Local Building Official Enforcement Structural Engineers Recommendations Preparation for adoption (allowance) of the International Existing Building Code

14 Utah Seismic Safety Commission What Can/Should Be Done

15 Utah Seismic Safety Commission Thank You Questions http://cem.utah.gov/ussc/Utah State Capitol Seismic Retrofit


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