宝泉抽水蓄能电站黏土铺盖防渗施工技术

Seepage Construction and Quality Control of Clay Blanket in Baoquan Pumped Storage Station

基于宝泉抽水蓄能电站工程,介绍库底黏土铺盖防渗技术在水库的首次应用。根据施工特点和难点,阐述黏土铺盖防渗的填筑技术指标和施工工艺流程。同时对库底黏土填筑施工方法、库底周边与库岸防渗体结合部位的黏土填筑施工方法、库底接地网的埋设方法进行介绍。此外,介绍冬雨季施工注意问题及质量控制要点。结果说明,黏土铺盖防渗技术可有效保证蓄能电站工程的施工质量和施工安全。

Based on the engineering in Baoquan Pumped Storage Station,it is first to apply the seepage technology of clay blanket in the reservoir.According to the characteristics and difficulties of construction,technology index and construction flow process are introduced about the seepage of clay blanket.Besides,the technologies are introduced,including clay filling construction method in reservoir bottom and the binding site between the surrounding and reservoir bank,embedment method of grounding grid in reservoir bottom.Furthermore,attention points and quality control points are introduced in winter or rain construction.The results show that the seepage technology of clay blanket can ensure construction quality and safety.