马惠宁输油管沿线地质灾害分析  

THE GEOLOGICAL HAZARD PROBLEMS OF PETROLEUM PIPELINE IN MA-HUI-NING AREA

作　　者：洪嘉祥[1] 李永进[1] 白晓华[1] 

机构地区：[1]甘肃省科学院地质自然灾害防治研究所,甘肃兰州730000

出　　处：《甘肃科学学报》2003年第F08期135-138,共4页Journal of Gansu Sciences

摘　　要：　马惠宁输油管线受地质灾害类型多、分布广、数量多、规律性强,主要归结以下几个方面:①主要受地形地貌、地层岩性、地质构造、植被、降水与地下水、人为活动的影响 ②地质灾害的类型主要有:地面沉陷、坡面冲刷、崩坍、坍塌、滑坡、侵蚀等 ③地质灾害分布是有一定的规律性,可分为4大区:地面侵蚀与水土流失区;沟谷冲刷区;The geological hazard problems in Ma\|Hui\|Ning area are numerous wide distribution and strong regularity(1)It is influenced by landforms, rock type, constructure, vegetation, precipitation, under water ,human activity etc(2) The main kinds of hazards are: earth subsidence, slopescouring, crumble, collapse, slide, erosion etc(3) The distribution of hazards has certain regularityThe hazard region is divided to four area:①earth erosion and water soil erosion, ②valley scouring, ③riverbed cut\|down and riverbank collapses, ④strong side\|erosion

关 键 词：输油管线 地质灾害 类型 规律性 

分 类 号：P694[天文地球—地质学] TE973[石油与天然气工程—石油机械设备]