EARTHQUAKE DESIGN FORMULA CONSIDERING LOCAL SOIL CONDITIONS
A NEW EARTHQUAKE CODE FORMULA IS PROPOSED, BASED ON THE PRINCIPLES OF THE RESPONSE SPECTRUM TECHNIQUE CONSIDERING THE LOCAL SOIL CONDITIONS. SIX DIFFERENT GROUPS OF SOIL ARE DEFINED FROM THE VIEWPOINT OF THEIR PREDOMINANT PERIODS. AFTER THE NATURAL PERIOD AND FRACTION OF CRITICAL DAMPING ARE ESTIMATED FOR A STRUCTURE, THE SEISMIC FORCES MAY BE EVALUATED BY MEANS OF THESE IDEALIZED SPECTRUM CURVES MORE REALISTICALLY THAN WOULD BE POSSIBLE FROM AN EXISTING BUILDING CODE FORMULA. THE SOIL STRUCTURE PERIOD RELATIONS AND THE POSSIBILITY OF RESONANCE, WHICH ARE USUALLY OVERLOOKED IN THE PROVISIONS OF THE EARTHQUAKE CODES, ARE DULY TAKEN INTO ACCOUNT. THE FORMULA IS ALSO INTENDED TO EVALUATE THE SEISMIC FORCES OF STRUCTURES OTHER THAN ORDINARY BUILDINGS, SUCH AS BRIDGES, DAMS, TOWERS, ELEVATED TANKS, CHIMNEYS, ETC. FOR THE PURPOSE OF EMPHASIZING THE NEED FOR A NEW APPROACH, THE EARTHQUAKE RESPONSE OF A HYPOTETICAL 10-STORY REINFORCED CONCRETE BUILDING UNDER TWO DIFFERENT SUBSOIL CONDITIONS IS INCLUDED. /AUTHOR/
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Supplemental Notes:
- Vol 97, No ST9, PROC PAPER NO 8399, PP 2383-2405, 11 FIG,
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Authors:
- Tezcan, S S
- Publication Date: 1971-9
Media Info
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Serial:
- Journal of the Structural Division
- Publisher: American Society of Civil Engineers
Subject/Index Terms
- TRT Terms: Building codes; Damping (Physics); Earthquake resistant design; Earthquake resistant structures; Seismology; Soil mechanics; Structural engineering
- Subject Areas: Bridges and other structures; Geotechnology; Highways; Law;
Filing Info
- Accession Number: 00209540
- Record Type: Publication
- Files: TRIS
- Created Date: Oct 25 1971 12:00AM