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Design Guide for Improving School Safety in Earthquakes, Floods and High Winds, 2004
- FEMA P-424: Design Guide for Improving Safety in Earthquakes, Floods, and High Winds [Go to Page]
- Title Page
- Foreword and Acknowledgments [Go to Page]
- Background
- Scope
- Organization and Content of the Manual
- Acknowledgments [Go to Page]
- Principal Authors:
- FEMA Contributors:
- Reviewers and Contributors:
- Table of Contents [Go to Page]
- Figures
- Tables
- Chapter 1: An Overview of the School Design and Construction Process [Go to Page]
- 1.1 Introduction
- 1.2 School Construction: The National Picture
- 1.3 Past School Design
- 1.4 Present School Design
- 1.5 Future School Design
- 1.6 The Design and Construction Process
- 1.7 References
- Chapter 2: Performance-Based Design [Go to Page]
- 2.1 Background
- 2.2 Prescriptive vs. Performance-Based Design
- 2.3 The Performance-Based Design Process
- 2.4 Acceptable Risk and
Performance Levels
- 2.5 Considerations For Achieving Continuous
Operation Performance Level
- 2.6 Performance-Based Flood Design
- 2.7 Performance-Based High-Wind Design
- 2.8 Performance-Based Seismic Design [Go to Page]
- Operational Building Performance Level (1-A)
- Immediate Occupancy Building Performance Level (1-B)
- Life Safety Building Performance Level (3-C)
- Collapse Prevention Building Performance Level (5-E)
- 2.9 References
- Chapter 3: Multihazard Design [Go to Page]
- 3.1 Introduction
- 3.2 The Hazards Compared [Go to Page]
- 3.2.1 Location: Where do Hazards Occur?
- 3.2.2 Warning: How Much Warning is There?
- 3.2.3 Frequency: How Likely are They to Occur?
- 3.3 A Comparison of Potential Losses
- 3.4 Fire and Life Safety
- 3.5 Multihazard Design Interactions
- 3.6 References
- Chapter 4: Making Schools Safe From Earthquakes [Go to Page]
- 4.1 Introduction
- 4.2 The Nature and Probability of Earthquakes [Go to Page]
- 4.2.1 Earthquakes and Other Geologic Hazards
- 4.2.2 Earthquakes: A National Problem
- 4.2.3 Common Measures of Earthquakes
- 4.2.4 Determination of Local Earthquake Hazards
- 4.3 Vulnerability: What Earthquakes Can Do to
Schools [Go to Page]
- 4.3.1 Vulnerability of Schools
- 4.3.2 Earthquake Damage to Schools
- 4.3.3 Significant School Damage in U.S. Earthquakes
- 4.3.4 Consequences: Casualties, Financial Loss, and
Operational Disruption
- 4.4 Scope, Effectiveness, and Limitations of Codes [Go to Page]
- 4.4.1 The Background of Seismic Provisions in Building Codes
- 4.4.2 Seismic Codes and Schools
- 4.4.3 The Effectiveness of Seismic Codes
- 4.5 Evaluating Existing Schools for Seismic Risk and Specific Risk Reduction Methods [Go to Page]
- 4.5.1 Rapid Visual Screening
- 4.5.2 Systems Checklist for School Seismic Safety Evaluation
- 4.5.3 Seismic Evaluation of Existing Buildings
- 4.6 Earthquake Risk Reduction Methods [Go to Page]
- 4.6.1 Risk Reduction for New Schools
- 4.6.2 Risk Reduction for Existing Schools
- 4.7 The School as a Post-Earthquake Shelter
- 4.8 References and Sources of Additional
Information
- 4.9 Glossary of Earthquake Terms
- Chapter 5: Making Schools Safe From Flooding [Go to Page]
- 5.1 General Design Considerations [Go to Page]
- 5.1.1 The Nature of Flooding
- 5.1.2 Probability of Occurrence or Frequency
- 5.1.3 Flood Characteristics and Loads [Go to Page]
- 5.1.3.1 Hydrostatic Loads
- 5.1.3.2 Hydrodynamic Loads
- 5.1.3.3 Debris Impact Loads
- 5.1.3.4 Erosion and Local Scour
- 5.1.4 Design Parameters [Go to Page]
- 5.1.4.1 Flood Depth
- 5.1.4.3 Flood Velocity—Riverine
- 5.1.4.4 Flood Velocity—Coastal
- 5.1.5 Flood Hazard Maps and Zones [Go to Page]
- 5.1.5.1 NFIP Flood Maps
- 5.1.5.2 NFIP Flood Zones
- 5.1.5.3 Coastal A Zones
- 5.1.6 Floodplain Management Requirements and Building
Codes [Go to Page]
- 5.1.6.1 Overview of the NFIP
- 5.1.6.2 Summary of the NFIP Minimum
Requirements
- 5.1.6.3 Executive Order 11988 and Critical Facilities
- 5.1.6.4 Model Building Codes and Standards
- 5.2 Schools Exposed to Flooding [Go to Page]
- 5.2.1 Identifying Flood Hazards at School Sites
- 5.2.2 Vulnerability: What Flooding Can Do to Existing Schools [Go to Page]
- 5.2.2.1 Site Damage
- 5.2.2.2 Structural Damage
- 5.2.2.3 Nonstructural Damage
- 5.2.2.4 Utility System Damage
- 5.2.2.5 Contents Damage
- 5.3 Requirements and Best Practices in Flood
Hazard Areas [Go to Page]
- 5.3.1 Evaluating Risk and Avoiding Flood Hazards
- 5.3.2 Benefits and Costs: Determining Acceptable Risk
- 5.3.3 Site Modifications
- 5.3.4 Elevation Considerations
- 5.3.5 Dry Floodproofing Considerations
- 5.3.6 Flood Damage-Resistant Materials
- 5.3.7 Access Roads
- 5.3.8 Utility Installations
- 5.3.9 Potable Water and Wastewater Systems
- 5.3.10 Storage Tank Installations
- 5.3.11 Accessory Structures
- 5.4 Risk Reduction for Existing Schools [Go to Page]
- 5.4.1 Introduction
- 5.4.2 Site Modifications
- 5.4.3 Additions
- 5.4.4 Repairs, Renovations, and Upgrades
- 5.4.5 Retrofit Dry Floodproofing
- 5.4.6 Utility Installations
- 5.4.7 Potable Water and Wastewater Systems
- 5.4.8 Other Damage Reduction Measures
- 5.4.9 Drainage Improvements
- 5.4.10 Emergency Measures
- 5.5 Schools as Emergency Shelters and Safe
Rooms
- 5.6 Checklist for Vulnerability of Floodprone Sites
and Schools
- 5.7 References and Sources of Additional
Information
- 5.8 Glossary of Flood Protection Terms
- Chapter 6: Making Schools Safe From High Winds [Go to Page]
- 6.1 General Design Considerations [Go to Page]
- 6.1.1 Nature of High Winds
- 6.1.2 Probability of Occurrence
- 6.1.3 Wind/Building Interactions
- 6.1.4 Building Codes [Go to Page]
- 6.1.4.1 Scope of Building Codes
- 6.1.4.2 Effectiveness and Limitations of Building Codes
- 6.2 Schools Exposed to High Winds [Go to Page]
- 6.2.1 Vulnerability: What High Winds Can Do to Schools [Go to Page]
- 6.2.1.1 Types of Building Damage
- 6.2.1.2 Ramification of Damage
- 6.2.2 Priorities, Costs, And Benefits: New Schools [Go to Page]
- 6.2.2.1 Priorities
- 6.2.2.2 Cost, Budgeting, and Benefits
- 6.2.3 Priorities, Costs, and Benefits: Existing Schools [Go to Page]
- 6.2.3.1 Priorities
- 6.2.3.2 Cost, Budgeting, and Benefits
- 6.2.4 Evaluating Schools for Risk from High Winds [Go to Page]
- 6.2.4.1 New Buildings
- 6.2.4.2 Existing Buildings
- 6.2.4.3 Portable Classrooms
- 6.3 Requirements and Best Practices in
High-Wind Regions [Go to Page]
- 6.3.1 General School Design Considerations [Go to Page]
- 6.3.1.1 Site
- 6.3.1.2 School Design
- 6.3.1.3 Construction Contract Administration
- 6.3.1.4 Post-Occupancy Inspections, Periodic Maintenance, Repair,
and Replacement
- 6.3.1.5 Site and General Design Considerations in Hurricane-Prone
Regions
- 6.3.2 Structural Systems [Go to Page]
- 6.3.2.1 Design Parameters for Structural Systems
- 6.3.2.2 Design Parameters for Structural Systems in Hurricane-Prone Regions
- 6.3.3 Building Envelope [Go to Page]
- 6.3.3.1 Exterior Doors
- 6.3.3.2 Windows and Skylights
- 6.3.3.3 Windows and Skylights in Hurricane-Prone Regions
- 6.3.3.4 Non-Load-Bearing Walls, Wall Coverings, and Soffits
- 6.3.3.5 Non-Load-Bearing Walls, Wall Coverings, and Soffits in
Hurricane-Prone Regions
- 6.3.3.6 Roof Systems
- 6.3.3.7 Roof Systems in Hurricane-Prone Regions
- 6.3.4 Nonstructural Systems and Equipment [Go to Page]
- 6.3.4.1 Exterior-Mounted Mechanical Equipment
- 6.3.4.2 Nonstructural Systems and Mechanical Equipment in
Hurricane-Prone Regions
- 6.3.4.3 Exterior-Mounted Electrical and Communications Equipment
- 6.3.4.4 Lightning Protection Systems in Hurricane-Prone Regions
- 6.3.5 Municipal Utilities In Hurricane-Prone Regions [Go to Page]
- 6.3.5.1 Electrical Power
- 6.3.5.2 Water Service
- 6.3.5.3 Sewer Service
- 6.3.6 Post-Design Considerations in Hurricane-Prone Regions [Go to Page]
- 6.3.6.1 Construction Contract Administration
- 6.3.6.2 Periodic Inspections, Maintenance, and Repair
- 6.4 Remedial Work on Existing Facilities [Go to Page]
- 6.4.1 Structural Systems
- 6.4.2 Building Envelope [Go to Page]
- 6.4.2.1 Windows and Skylights
- 6.4.2.2 Non-Load-Bearing Walls, Wall Coverings, and Soffits
- 6.4.2.3 Roof Coverings
- 6.4.3 Exterior-Mounted Equipment [Go to Page]
- 6.4.3.1 HVAC Units, Condensers, Fans, Exhaust Stacks, and Ductwork
- 6.4.3.2 Antenna (Communications Mast)
- 6.4.3.3 Lightning Protection Systems
- 6.5 Occupant Protection Best Practices in
Tornado- and Hurricane-Prone Regions
- 6.6 Checklist For Building Vulnerability of Schools Exposed to High Winds
- 6.7 References and Sources of Additional
Information
- 6.8 Glossary of High Wind Protection Terms
- Appendix A: Acronyms [Go to Page]