对沁阳市紫陵—葛村沁河公路大桥桥位河段防洪影响评价  

Evaluation of influence of Qinyang City Ziling to Gecun Qin River Highway Bridge on flood control of bridge location

作　　者：李怀志[1] 张小稳[1] 

机构地区：[1]焦作市黄河河务局,河南焦作454001

出　　处：《华北水利水电学院学报》2002年第2期8-13,共6页North China Institute of Water Conservancy and Hydroelectric Power

摘　　要：通过桥渡水文计算 ,确定了设防流量及设防水位 ,校核了大桥主要特征值 ;并对建桥后对防洪工程、河势变化、沁河水质、环境、通航等影响进行了评价 ,经论证 ,采取一定措施后 。The designed discharge and designed flood level are determined by hydrological computation and main characteristic value of highway bridge is checked. The influence of highway bridge on flood control project, channel line, water quality, environment, navigation and so on is assessed. With the evaluation , it can be proved that primary design technological indexes meet the requirement of flood control if necessary measures are adopted.

关 键 词：沁阳市 公路桥 防洪 影响评价 河床演变 水文泥沙 

分 类 号：U448.14[建筑科学—桥梁与隧道工程]