论文部分内容阅读
临沂市于五六十年代在沂、枋河上修建了多处砌石硬壳拦河坝,多建于深厚的中砂层上。坝体经过近四十年的运行,老化、损坏严重,普遍存在着大量渗水、漏水和管涌现象,不仅威胁着坝体安全,而且严重影响了灌区的正常灌溉。临沂市枋河小葛庄拦河坝是五十年代兴建的砌石硬壳坝,渗漏水严重。为了保证灌区的正常灌溉及大坝安全运行,于1995年对拦河坝进行
Linyi City in the fifties and sixties in Yi, the river built a number of stone masonry barrage, mostly built in the deep sand layer. After nearly 40 years of operation, the dam has been aged and damaged seriously. There is a lot of water seepage, water leakage and pipe flooding, which not only threatens the dam safety but also seriously affects the normal irrigation in the irrigation area. Linyi Xiaohe Zhuang River dam is built in the fifties masonry dams, water seepage serious. In order to ensure the normal irrigation of irrigation areas and the safe operation of the dam, the dam was carried out in 1995