峡江水利枢纽工程溢流堰面聚丙烯纤维混凝土施工技术  

Construction Technology of Polypropylene Fiber Concrete on Overflow Weir in Xiajiang Hydro-junction Project

作　　者：郭宇[1] 胡旭方[1] 

机构地区：[1]武警水电第二总队第五支队,江苏常州213135

出　　处：《施工技术》2013年第12期57-58,109,共3页Construction Technology

摘　　要：聚丙烯纤维混凝土能够防止混凝土的早期硬化,减少裂缝的产生,改善混凝土的防渗、抗冻和抗冲磨性能。峡江水利枢纽泄水闸溢流面采用聚丙烯纤维混凝土。详细介绍了混凝土原材料性能,以及混凝土配合比的确定,同时总结了聚丙烯纤维混凝土的配制要点以及施工难点。Polypropylene fiber concrete can prevent the early harden of the normal concrete,reduce cracks and improve the performance of permeability-prevention,frost resisting and abrasion resistance.In Xiajiang Hydro-junction project,the over weir of sluice uses polypropylene fiber concrete.This paper introduces in detail performance of the raw materials of concrete,determination of mix proportion of concrete,and also summarizes the key mix points and construction points of this concrete.

关 键 词：混凝土 聚丙烯纤维混凝土 配合比 施工技术 

分 类 号：TU755[建筑科学—建筑技术科学]