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1982年7月16日凌晨开始,四川省万县地区发生了罕见暴雨,其中特大暴雨三次,持续时间长达10余天。总降雨量700.6毫米,为常年降雨量的60～70％,而7月16日降雨量达232.5毫米。暴雨特点是:强度大、来势猛、覆盖面广、破坏力强。公路、桥梁遭到严重破坏。当时,万县公路总段管养的15条公路全部断道阻车,交通陷于瘫痪。国遘318线万县至利川路万县境内的一段是水害最为突出的地段,本文就该路段水毁情况,修复方案和根治措施作一介绍。一、万县～和川公路水毁情况 (一)水文、地质情况万利路万县境内路段位于方斗山与齐跃
In the early morning of July 16, 1982, a rare rainstorm occurred in Wanxian County, Sichuan Province. Among them, there were three extraordinary torrential rains lasting more than 10 days. The total rainfall is 700.6 millimeters, which is 60-70% of the annual rainfall, while the rainfall on July 16 reaches 232.5 millimeters. Rainstorm is characterized by: strength, fierce Meng, wide coverage, destructive power. Roads and bridges were severely damaged. At that time, all the 15 sections of the Wanxian Highway section custody blocked the traffic and traffic was paralyzed. A section of Wanxian County from Lvchuan County to Lichuan County in 318 areas is the most prominent area for water damage. This article introduces the situation of water damage, the rehabilitation plan and the radical measures in this section. A, Wuxian ~ Hechuan highway water damage situation (A) hydrology, geological conditions Wanli Road Wan County territory is located in Fang Doosan and Qi Yue