河流涌潮区段粉砂地基抛石防冲保护施工方法和防冲效果分析

On Dumped Rock Scour Protection for Silt Soil Tidal Boring River Reach

通过绍兴县口门治江中片围涂工程为例,详细阐述了防冲保护(抛石护底法)的施工方法和施工原理.结合工程施工过程中的实际情况,对实测数据进行分析,对抛石护底的防冲效果进行评价,同时指出了抛石护底的实施方法、实施要点和实施效果.综合论述了河流涌潮区段粉砂地基抛石护底防冲保护方案的可行性、经济性和适用性.

This article describes the construction methods and principles of scour protection （dumped rock protecting foundation） in details, taking Koumen reclamation work in Shaoxing for example. Based on the real situation during the construction, it also analyses the measured data, evaluates the effect of the scour protection, and introduces the construction methods. It fully discusses the feasibility, economical efficiency and applicability of the scour protection scheme of silt foundation in tidal area.