september 19, 1985 mexico earthquake september 19, 1985 mexico earthquake walter hays global...
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SEPTEMBER 19, 1985 MEXICO EARTHQUAKE
SEPTEMBER 19, 1985 MEXICO EARTHQUAKE
WALTER HAYS
GLOBAL INSTITUTE FOR ENERGY AND ENVIRONMENTAL SYSTEMS
WALTER HAYS
GLOBAL INSTITUTE FOR ENERGY AND ENVIRONMENTAL SYSTEMS
1985 MEXICO EARTHQUAKE1985 MEXICO EARTHQUAKE
• SEPTEMBER 19, 1985
• M8.1
• A SUBDUCTION ZONE QUAKE
• SEPTEMBER 19, 1985
• M8.1
• A SUBDUCTION ZONE QUAKE
• ALTHOUGH LARGER THAN USUAL, THE EARTHQUAKE WAS NOT A “SURPRISE”
• A GOOD, MODERN BUILDING CODE HAD BEEN ADOPTED AND IMPLEMENTED
• ALTHOUGH LARGER THAN USUAL, THE EARTHQUAKE WAS NOT A “SURPRISE”
• A GOOD, MODERN BUILDING CODE HAD BEEN ADOPTED AND IMPLEMENTED
1985 MEXICO EARTHQUAKE1985 MEXICO EARTHQUAKE
• EPICENTER LOCATED 240 KM FROM MEXICO CITY
• EPICENTER LOCATED 240 KM FROM MEXICO CITY
• 400 BUILDINGS COLLAPSED IN OLD LAKE BED ZONE OF MEXICO CITY
• SOIL-STRUCTURE RESONANCE IN OLD LAKE BED ZONE WAS A MAJOR FACTOR
• 400 BUILDINGS COLLAPSED IN OLD LAKE BED ZONE OF MEXICO CITY
• SOIL-STRUCTURE RESONANCE IN OLD LAKE BED ZONE WAS A MAJOR FACTOR
AFTER THE SEPTEMBER 19, 1985 AFTER THE SEPTEMBER 19, 1985 MEXICO EARTHQUAKEMEXICO EARTHQUAKE
AFTER THE SEPTEMBER 19, 1985 AFTER THE SEPTEMBER 19, 1985 MEXICO EARTHQUAKEMEXICO EARTHQUAKE
URGENT GOAL: TO FIND THE COMMON AGENDAURGENT GOAL: TO FIND THE COMMON AGENDA((CACA) OF TECHNICAL ) OF TECHNICAL
AND POLITICAL SOLUTIONSAND POLITICAL SOLUTIONS
URGENT GOAL: TO FIND THE COMMON AGENDAURGENT GOAL: TO FIND THE COMMON AGENDA((CACA) OF TECHNICAL ) OF TECHNICAL
AND POLITICAL SOLUTIONSAND POLITICAL SOLUTIONS
TECHNICAL TECHNICAL SOLUTIONSSOLUTIONSTECHNICAL TECHNICAL SOLUTIONSSOLUTIONS
POLITICAL POLITICAL SOLUTIONSSOLUTIONSPOLITICAL POLITICAL
SOLUTIONSSOLUTIONS
CACA
AFTER THE SEPTEMBER 19, 1985 AFTER THE SEPTEMBER 19, 1985 MEXICO EARTHQUAKEMEXICO EARTHQUAKE
AFTER THE SEPTEMBER 19, 1985 AFTER THE SEPTEMBER 19, 1985 MEXICO EARTHQUAKEMEXICO EARTHQUAKE
RELEARNED FACT: THE COMMON AGENDA IS BASED RELEARNED FACT: THE COMMON AGENDA IS BASED ON A COMMUNITY’S ON A COMMUNITY’S STAPLESTAPLE FACTORS FACTORS
RELEARNED FACT: THE COMMON AGENDA IS BASED RELEARNED FACT: THE COMMON AGENDA IS BASED ON A COMMUNITY’S ON A COMMUNITY’S STAPLESTAPLE FACTORS FACTORS
TECHNICAL TECHNICAL SOLUTIONSSOLUTIONSTECHNICAL TECHNICAL SOLUTIONSSOLUTIONS
POLITICAL POLITICAL SOLUTIONSSOLUTIONSPOLITICAL POLITICAL
SOLUTIONSSOLUTIONS
STAPLESTAPLE FACTORSFACTORSSTAPLESTAPLE
FACTORSFACTORS
PPPP
TTTTSSSS
OOOO
CACA
A COMMUNITY’S STAPLE FACTORS VARY WITH
A COMMUNITY’S STAPLE FACTORS VARY WITH
• TIME
• PLACE• CIRCUMSTANCES
• TIME
• PLACE• CIRCUMSTANCES
1985 MEXICO EARTHQUAKE: CRITICAL STRUCTURES--
HOSPITALS
1985 MEXICO EARTHQUAKE: CRITICAL STRUCTURES--
HOSPITALS
1985 MEXICO EARTHQUAKE: ESSENTIAL STRUCTURES--
SCHOOLS
1985 MEXICO EARTHQUAKE: ESSENTIAL STRUCTURES--
SCHOOLS
1985 MEXICO EARTHQUAKE: STEEL FRAME BUILDING
1985 MEXICO EARTHQUAKE: STEEL FRAME BUILDING
1985 MEXICO EARTHQUAKE: POUNDING
1985 MEXICO EARTHQUAKE: POUNDING
1985 MEXICO EARTHQUAKE: NUEVA LEON APARTMENT
BUILDINGS
1985 MEXICO EARTHQUAKE: NUEVA LEON APARTMENT
BUILDINGS
1985 MEXICO EARTHQUAKE: SEARCH AND RESCUE
1985 MEXICO EARTHQUAKE: SEARCH AND RESCUE
1985 MEXICO EARTHQUAKE: SEARCH AND RESCUE
1985 MEXICO EARTHQUAKE: SEARCH AND RESCUE
1985 MEXICO EARTHQUAKE: RAILROAD SYSTEM
1985 MEXICO EARTHQUAKE: RAILROAD SYSTEM
1985 MEXICO EARTHQUAKE: TELECOMMUNICATIONS (SCT)1985 MEXICO EARTHQUAKE:
TELECOMMUNICATIONS (SCT)
1985 MEXICO EARTHQUAKE: SOIL AMPLIFICATION
1985 MEXICO EARTHQUAKE: SOIL AMPLIFICATION
1985 MEXICO EARTHQUAKE1985 MEXICO EARTHQUAKE
• THE EARTHQUAKE SERVED AS A CATALYST FOR IMPROVING URBAN SEARCH AND RESCUE IN THE UNITED STATES
• THE EARTHQUAKE SERVED AS A CATALYST FOR IMPROVING URBAN SEARCH AND RESCUE IN THE UNITED STATES
• MEXICAN OFFICIALS SIGNIFICANTLY UPGRADED THE SEISMIC DESIGN PROVISIONS OF THE MEXICO BUILDING CODE
• MEXICAN OFFICIALS SIGNIFICANTLY UPGRADED THE SEISMIC DESIGN PROVISIONS OF THE MEXICO BUILDING CODE