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2005 MCM A 洪水估计 特等奖论文 教程, p* K. d& c+ B" P3 n
PROBLEM A: Flood Planning 7 F0 C/ w" x0 p k
Lake Murray in central South Carolina is formed by a large earthen dam, which was completed in 1930 for power production. Model the flooding downstream in the event there is a catastrophic earthquake that breaches the dam. Two particular questions: 6 C/ u5 B' u( U' e& @% w
9 F6 P, G3 P7 j5 H6 i* A9 |Rawls Creek is a year-round stream that flows into the Saluda River a short distance downriver from the dam. How much flooding will occur in Rawls Creek from a dam failure, and how far back will it extend? 8 u7 y% S4 ~' ]& K
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Could the flood be so massive downstream that water would reach up to the S.C. State Capitol Building, which is on a hill overlooking the Congaree River? 7 s( m- m& w2 e+ C) X8 v% n5 \% A
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8 D1 @0 d1 \5 NMCM2005 A 题: 洪水估计2 m; o4 M7 s }' |2 e- t
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位于美国南卡罗莱纳州中部的Murray 湖是因为发电需要而建造的一座大型土坝而形成的,大坝建成于1930 年。假设一场灾难性的大地震造成大坝决口,试对由此而产生的下游洪水进行建模。两个值得注意的问题:
1 h- z' s% R9 i2 {( X1、Rawls 河是一条四季不断流的、距大坝下游很近的Saluda 河的支流。当大坝决口形成洪水的时候,Rawls 河将遭受多大的洪水?河水倒流会延伸多远?0 t0 d5 i/ J) H" q& m
2、洪水会波及位于Congaree 河边一座小山上的南卡罗莱纳州议会大厦吗? |
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