涧河

东山过境高速公路北涧河特大桥架梁施工简介

The Introduction of Bei Jianhe Large Bridge Erection beam Construction in Dongshan Transit Freeway

根据河流黑臭可拓模型进行黑臭评价，评价结果表明：北涧河和九院沙河是所有支流中水质最好的。

Evaluation results shows that water quality of Beijian and Jiuyuan are all the best in tributaries .

开平&涧河地区石炭二叠系煤层以9和12煤层分布最稳定，煤岩组分以镜质组为主，平均达70%以上。

Permo Carboniferous 9 # and 12 # coal beds are distributed steadily in Kaiping Jianhe Area . The vitrinite of maceral is more than 70 % .

结合水库水源地的自然、社会特点，提出对保护区内涧河、入库口门、库区等处及水土保持生态修复的设想，使水体水质得到净化，进而保证水库供水的可持续发展。

Considering natural and social characteristics , the ecological restoration of water and soil conservation is proposed for rivers , reservoir entrance and reservoir region to purify water and ensure sustainable development of water supply .