The current state of debris flow disasters of China

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The current state of debris flow disasters of China

- The current state of debris flow disasters of China
- Bulletin of Soiland Water Conservation Vol. 8, Issue 6, Pages: 10-14(1989)
- 作者机构：
  
  中国科学院成都山地灾害与环境研究所
- 作者简介：
- 基金信息：
- DOI：
  CLC：
- Published：1989
- 稿件说明：
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Tan Wanpei. The current state of debris flow disasters of China[J]. Bulletin of Soiland Water Conservation, 1989, 8(6): 10-14.
DOI：

Tan Wanpei. The current state of debris flow disasters of China[J]. Bulletin of Soiland Water Conservation, 1989, 8(6): 10-14. DOI：

摘要

本文统计分析了中国泥石流危害的县数

灾害泥石流发生的县次及主要的危害。结果是:1、我国有29个省(市)行政辖区

共有771个县(市)存在泥石流的危害

其中四川是全国各省区最多的省份;2、我国有92个县(市)级以上的城镇

存在泥石流的危害

其中四川占全国总数的40%;3、据本世纪(1901-1985)资料统计

我国平均每年灾害泥石流发生18县次

其中1901-1950年平均每年为10县次

1951-1986年平均每年为29县次

四川占全国平均数的50%以上;4、部分资料统计

泥石流造成年平均死亡人数

解放前117人

解放后179人。泥石流年平均毁坏房屋

解放前60多间

解放后1

590间。文中还讨论了泥石流对工矿方面的危害。

Abstract

This paper counted and analysed the number of counties affected bydebris flows and the county times of occurence for destructive debrisflows. The results are as follows

1. in 29 provincial (municipal) administrative divisions of China

771counties (cities) the debris flows occured in

among them Sichuan Pro-vince is the most; 2. there are 92 cities or towns above couny-level suffered from debrisflow disasters

nevertheless

Sichuan makes up 40% of the total; 3. according to statistical data (1901-1985)

the destructive debrisflow occured for 18 county-times annually in China

but during the pe-riod of 1901-1950 for 10 and of 1951-1985 for 29. Sichuan is over 50% ofthe average. 4. based on the partial statistical data

the death number in annualaverage caused by debris flow was 117 and 179 before and after liberationrespectively; annual average number of houses destroyed were 60 and 1590before and after liberation. This paper discussed the debris flow harmsto factory

mine

highway

railway

course

military

hydropower sta-tion

irrigation and water conservancy

as well as tourist trade

etc.

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