Chernobyl Risk Assessment

1618 words 7 pages
Background and literature Review

The Chernobyl accident was a disastrous nuclear event that happened on 26th April 1986 at the Chernobyl Nuclear Power Plant in Ukraine. The Chernobyl disaster is classified as a level 7 event according to the International Nuclear Event Scale (only two events have been classified this high in the past) and has caused damages that consist of the cost of 500,000 workers and 18 billion rubles, 31 deaths according to the Soviet casualty count (this is still being disputed) and between 4000-27000 affected future deaths due to radiation exposure [G1].

Casual Chain

The main reason that could be attributed to the cause of the Chernobyl accident was due to the irregular condition of the reactor on the day.
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Educate skeptics on Nuclear power. | 3 | 5 | 3 | 45 | 4 | Strategic risks: Eg. Purpose of nuclear reactor supplying energy is no longer needed in the near future. | 3 | 8 | 5 | 120 | Have a backup plan for the use of the nuclear reactor as well as more thoroughly research the changing human technology and needs. | 2 | 8 | 4 | 64 |

HSE RISK Tolerability Test Risk Tolerability
Risk Categories Typical quantifiable values Nuclear explosion and radiation release.
Nuclear explosion and radiation release.
Nuclear Waste
Nuclear Waste
Operational management failure, strategic management failure, operation and production and financial failure.
Operational management failure, strategic management failure, operation and production and financial failure.

Intolerable risk cannot be justified unless in extraordinary circumstances
Intolerable risk cannot be justified unless in extraordinary circumstances

Undesirable, tolerable only if reduction is impractical or if cost is too grossly disproportionate to improvement gained
Undesirable, tolerable only if reduction is impractical or

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