3Р右侧Р衬砌Р衬砌裂缝Р距拱脚4m,长L=3m,宽δ=0.2mm伴有渗水泛白病害Р12РK9+073Р左侧Р衬砌Р衬砌渗水Р距拱脚2m处有两处渗水泛白病害Р13РK9+074Р左侧Р衬砌Р衬砌裂缝Р纵向裂缝,长L=4m,宽δ=0.5mm 伴有渗水泛白病害Р14РK9+074Р拱顶Р衬砌Р衬砌裂缝Р两处裂缝,总长L=8m,宽δ=0.4mm Р15РK9+074Р右侧Р衬砌Р衬砌渗水Р距拱脚5m,有6处渗水泛白病害,面积0.5m2 Р16РK9+075Р贯穿Р衬砌Р衬砌裂缝Р贯穿裂缝,并有严重渗水的病害,长L=14m,宽δ=0.6mm Р17РK9+075Р左侧Р衬砌Р衬砌裂缝Р距拱脚4m,L=2m,宽δ=0.2mm,伴有渗水泛白Р18РK9+075Р拱顶Р衬砌Р衬砌渗水Р有多点渗水泛白Р19РK9+077Р右侧Р衬砌Р衬砌裂缝Р裂缝距拱脚1.5m,L=1m,宽δ=0.2mm,伴有渗水泛白Р20РK9+080Р右侧Р衬砌Р衬砌裂缝Р裂缝距拱脚4m,L=5m,宽δ=0.5mm,伴有渗水泛白Р21РK9+078至K9+088Р拱顶Р衬砌Р衬砌裂缝Р有多处网状裂缝,伴有渗水泛白病害,面积m=30m2 Р22РK9+081Р右侧Р衬砌Р衬砌渗水Р距拱脚4m,有严重渗水泛白病害,面积m=0.1m2 Р23РK9+082至K9+088Р左侧Р衬砌Р衬砌裂缝Р距离拱脚4m,长L=6m,δ=0.5mm ,渗水Р24РK9+087Р拱顶Р衬砌Р衬砌渗水Р拱顶上方渗水严重,已形成钟乳石,掉落,面积m=2m2 Р25РK9+088Р右侧Р衬砌Р衬砌渗水Р距拱脚4m,有两处渗水泛白,面积m=0.2m2 Р26РK9+088至K9+566Р全部Р衬砌Р衬砌渗水Р此段洞身大面积渗水,并有多处有泛白病害,部分部位形成钟乳石,两侧渗水面积占其总面积的30%,拱顶渗水面积占其总面积的20%。拱脚处有积水现象
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