BOSCASTLE FLOOD CASE STUDY MANAGEMENT

Destruction of houses, businesses and gardens Floodwater gushed into houses, shops and pubs. The solution included both soft and hard engineering strategies. Boscastle is also located on a confluence of three rivers. Huge amounts of water from this sudden downpour flowed into two rivers, the Valency and Jordan which flows into the Valency just above Boscastle. The weight of water eroded river banks, damaged gardens and pavements.

Combined with this the drainage basin has many steep slopes and there are areas of impermeable slate that led to rapid run-off. We are investing in new ways of predicting heavy rainfall events on a small scale to produce better warnings. Don’t show this message again. Removing low bridges and replacing them with wider bridges – this meant large amounts of water could flow freely underneath the bridge and the bridge wouldn’t act like a dam in the flood, vegetation and debris became blocked, creating the effect of a dam. Boscastle, Cornwall In August , the village of Boscastle saw a month’s worth of rain fall in two hours. Take a look at our new resources in the shop Dismiss.

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Widening and deepening the river channel – this allowed the river to carry more water. However, the scheme could have been significantly better, though some options were too expensive.

Very heavy rain fell in storms close to the village, with over 60mm of rainfall in two hours. Manage,ent are investing in new ways of predicting heavy rainfall events on a small scale to produce better warnings.

Case Study – Boscastle Floods

The flood on 16 August in Boscastle in Cornwall was the worst in local memory and an Environment Agency report concluded that it was among the most extreme ever experienced in Britain. Since the Boscastle case was re-run with a higher resolution research model which proved able to resolve the line of thunderstorms with much more accuracy and detail. Please Support Internet Geography If you’ve found the resources on this site useful please consider making a secure donation via PayPal to support the development of the site.

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Flood Management Scheme – Boscastle – Internet Geography

bowcastle It is a warm and moist tropical maritime air mass. It remains over the area for about six hours. The defences would not protect against a flood the same size as the one in The solution included both soft and hard engineering strategies.

The new bridge is not popular with local people as it is out of character compared to the rest of the building.

boscastle flood case study management

Residents had little time to react. Million of pounds worth of damage was caused by the flood.

The Environment Agency has carried a major project to increase flood defences in Boscastle, with the aim of preventing a similar flood happening again. If you’ve found the resources on this page useful please consider making a secure donation via PayPal to support the development of the site.

Sort statements to show these causes, effects and responses, e. Raising the car park and using a permeable surface – this allowed cars to be much higher and so they were less likely to be swept away. Boscastle is also located on a confluence of three rivers. The responses to the flood were both short and long term. Slide show of photographs of the Boscastle flood. River Valency Flood Management Scheme. For example, the red areas indicate that rain is falling at between eight and 16 mm per hour.

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Rivers and flooding – Revision 3 – KS3 Geography – BBC Bitesize

Additionally, the deluge of water coincided with a casf tide. The drainage basin of Boscastle is steep and impermeable rock. The risk of flooding has been reduced making Boscastle safer. Physical Impacts Responses to the flooding What happened to cause this event? Where are deserts located? Flood Management Scheme — Boscastle.

boscastle flood case study management

Animation of Satellite images Flash Player required. There is more about rainfall radar in the weather section of the Met Office website.

The pictures show cloud forming over Boscastle at about 1 p. Flooding On the day of the flood, about 75mm of rain fell in two hours floood the same amount that normally falls in the whole of August.

boscastle flood case study management

Rainfall rates of at least 32 mm per hour are being measured. Floods devastate village On 16 Augusta devastating flood swept through the small Cornish mznagement of Boscastle. Why the Boscastle flood scheme required?