Page 30 - Serious Incident Prevention How to Achieve and Sustain Accident-Free Operations in Your Plant or Company

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analyzers and other critical instru-
Modify nitrogen control to ensure
Additional training for operating
Provide redundancy for oxygen
Eliminate need for compressor
adequate nitrogen at all times
and technical personnel
mentation
The failure of an oxygen analyzer
that inaccurately indicated low
oxygen and inadequate redun-
dancy in the nitrogen control
system.
Business interruption:
Property damage:
Fatalities: 23 More effective process for valve Valve mistakenly opened, which lockout and isolation of lines & dumped reactor contents Property damage: vessels. $675 M More effective compliance audit Business interruption: $700 M system OSHA settlement: $4 M Additional training of operating Approximately 1,000 legal and m
Fatalities: 17
$200 M
$12 M
the leak went undetected for some time because weep holes designed to detect leakage through the lam- inated reactor layers were not ade- quately checked on routine basis. During a maintenance shutdown, a large flow of ethylene was re- leased from a high-density poly- ethylene reactor. An explosion occurred that destroyed two pro- ductio

1989 (33-35) 1990 (36, 37)

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