Aberfan Landslide Case Study

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  • Created by: StevenFox
  • Created on: 23-03-16 20:33
When did the Aberfan Landslide occur?
21st October, 1966
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What was the visibility on the day of the landslide (due to fog)?
Roughly 50 metres
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What physical factor influence the landslip?
Prolonged rainfall
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Waste slopes were up to ----(degrees) and up to ----m above the town
...up to 25(degrees) and 200m above the town
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What effect did the water springs, which the slopes were placed on, have on them?
Eroded the 'toe' of the pile
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Why had no management of a possible landslip taken place?
National Coal Board assumed a landslip would be slow, needing limited action
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How many cubic metres of colliery waste came down the slopes?
100,000 Cubic Metres
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How fast did the waste travel down the hills?
30km/hr
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How many million tonnes did the waste equate to?
2 million tonnes
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Out of 147 total deaths, how many of them were children and teachers?
116 deaths were of children, 5 of teachers
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Which important community building was engulfed with mud?
The elementary school
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How many terraced houses were destroyed?
20 terraced houses
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Why was there such a huge psychological impact?
So many children had died, an entire generation
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Why was the disaster such a huge economical hit?
It destroyed the mining industry in the town
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How much money did the National Coal Board give out in compensation?
£160,000 overall, £500 for each child (to the parents)
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Why did hundreds of people coming out with shovels to help out, a hindrance?
It slowed down the professional emergency services
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After what time were no more survivors found?
11am
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What act was passed as a result of the disaster?
The Mines & Quarry Act 1969 (To control the siting/placement of tips)
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Overall, how much was given out in donations?
Equivalent to £20 million today
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How much was spent on the clean-up operation?
Equivalent to £2 million today
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What was done to other waste piles in the area?
Checked and slope angles reduced
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Other cards in this set

Card 2

Front

What was the visibility on the day of the landslide (due to fog)?

Back

Roughly 50 metres

Card 3

Front

What physical factor influence the landslip?

Back

Preview of the front of card 3

Card 4

Front

Waste slopes were up to ----(degrees) and up to ----m above the town

Back

Preview of the front of card 4

Card 5

Front

What effect did the water springs, which the slopes were placed on, have on them?

Back

Preview of the front of card 5
View more cards

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