The bridge acted like a dam and eventually smashed through causing a surge of water up to 5m high. Rainfall Radar Animation of rainfall radar. Web page reproduced with the kind permission of the Met Office. It is a warm and moist tropical maritime air mass. Increase in buildings within the drainage basin meant that there more impermeable surfaces which directed water back to the river faster. Buildings were smashed, especially in the main street where the river channel flows. The Environment Agency has carried a major project to increase flood defences in Boscastle, with the aim of preventing a similar flood happening again.
Report Mon 10th June, We are investing in new ways of predicting heavy rainfall events on a small scale to produce better warnings. There is more about surface pressure charts in the weather section of the Met Office website. Buildings were smashed, especially in the main street where the river channel flows. Satellite image The thickest cloud is shown by the brightest white areas on the picture.
These became saturated so water became surface run-off very quickly.
Sign up to Comment. Steep valley sides – water flowed into the river channel very quickly.
A Case Study of the Boscastle Floods
Report Mon 3rd December, The drainage basin of Boscastle is steep and impermeable rock. No flood control system. The bridge acted like a dam and eventually smashed through causing a surge of water up to 5m high. The rain started, and within a few hours a massive 5 inches of rain had fallen in Boscastle alone. This link opens in a new window.
Boscastle Case Study – GCSE Geography – Marked by
The Environment Agency has carried a major project to increase flood defences in Boscastle, with the aim of preventing a similar flood happening again. Responses to the flooding John Prescott, the Deputy Prime Minister, and Prince Charles visited members of the emergency services and the local GP surgery, which acted as the emergency centre, in the days following the disaster.
A large quantity of water arrived within a short space of time causing the rivers to overflow. The thickest cloud is shown by the brightest white areas on the boscaslte. Tash Report Thu 30th May, Repairs had to be made after the damage.
Physical Impacts Responses to the flooding What happened to cause this event? A line of convergence formed near the coast line, where air moving in almost opposite directions collides, this helped to increase the rate of ascent and produced very heavy rain. Weather chart Fig 1. Download the free PDF resource. This limited interception and water went straight into the river channel. 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 egography debris became blocked, creating the effect of a dam.
Rainfall Radar Animation of rainfall radar.
Boscastle, Cornwall In Augustthe village of Boscastle saw a month’s worth of rain fall in two hours. Extract The flood on 16 August in Boscastle in Cornwall boscashle the worst in local memory and an Environment Agency report concluded that it was among the most extreme ever experienced in Britain.
Don’t show flopd message again. Fortunately, nobody died — thanks largely to a huge rescue operation involving helicopters — but there was millions of pounds worth of damage.
Sort statements to show these causes, effects and responses, e.
Case Study – Boscastle – Mindmap in GCSE Geography
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 geogrphy most extreme ever experienced in Britain.