
5月13日,宜威项目山茶花隧道出口右洞开挖突破1000米,标志着项目隧道施工进入新的里程碑。
山茶花隧道为宜威高速项目高风险隧道,全线Ⅳ与Ⅴ级围岩占比达73%,存在突泥突水、断层、溶洞等不良地质环境。隧道呈岩溶裂隙发育,受季节影响,地下含水复杂多变,主要为基岩风化层裂隙水及岩溶水,加之岩土体性质影响,拱部及两侧易产生坍塌和掉块,导致雨季易产生涌水,并存在轻微瓦斯地段,施工难度较大。
为按时高效打赢施工攻坚战,项目部党支部充分发挥党支部战斗堡垒作用及党员先锋模范带头作用,以工程项目为依托,以施工现场为阵地,把工程项目急、难、险、重任务作为党建主题活动切入点,以城投集团“四比、四保”劳动竞赛、公司“四比一确保一促进”劳动竞赛为契机,以优异成绩庆祝建党100周年为目标,营造出了创优争先的良好氛围,实现了党建工作和项目施工生产齐头并举,让党旗飘扬在施工一线。
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