ENGM 560
SAFETY ENGINEERING
CH. 1: INTRODUCTION
PART 1
1
OUTLINES
WHY DO WE NEED SAFETY ENGINEERING?
WHAT IS SAFETY ANALYSIS?
SYSTEM SAFETY AND RISK ASSESSMENT
GOVERNMENT SAFETY REGULATIONS VERSUS SAFETY FROM INDUSTRY’S
POINT OF VIEW
SAFETY STANDARDS AND CODES
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WHY DO WE NEED SAFETY
ENGINEERING?
 Natural and man-made disasters seem to
occur on an almost daily basis and seemingly
never ending.
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WHY DO WE NEED SAFETY
ENGINEERING?
 In 1984, an accident at a plant in Bhopal,
India, killed over 2,500 people.
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WHY DO WE NEED SAFETY
ENGINEERING?
 In 2011, a magnitude 9.0 earthquake and
resulting into a tsunami caused a series of
fires and explosion at a commercial
nuclear power plant in Japan.
 Resulting 3 reactors melting down and over
100,000 residents evacuated.
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WHY DO WE NEED SAFETY
ENGINEERING?
 In the Gulf of Mexico, the oil company at the
center of the worst oil spill in history put
aside $41 billion in 2010 to pay for damages
from the spill.
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WHY DO WE NEED SAFETY
ENGINEERING?
 In 2011, a Chinese high-speed train collided
into another killing 38 people.
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WHY DO WE NEED SAFETY
ENGINEERING?
 An
airliner crashed into an apartment
building in downtown Sao Paolo, Brazil,
killing all on board and many in the
apartment building.
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WHY DO WE NEED SAFETY
ENGINEERING?
 The Air France Concorde went from a 27-year
record of zero crashes to a single crash in July 2000,
killing 100 passengers and 9 crew members,
becoming one of the worst aircraft-type safety
records.
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WHY DO WE NEED SAFETY
ENGINEERING?
 But it is not just builders, manufacturers, and
operators that significantly impact accident
rates
Governments Do Too
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WHY DO WE NEED SAFETY
ENGINEERING?
 Nuclear power plant accident in Ukraine in
1986
 The reactor explosion burned out of control, sending
a radioactive cloud to over 20 countries, severely
affecting its immediate neighbors’ livestock and
farming. Government regulators worldwide instituted
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changes.