The mat foundation is composed of precast cellular caisson structures in-filled with ballast materials. 席式地基以盛满压重物料的预制方形沉箱建造。
Combining Rizhao Port Bulk Grain Wharf and Container Wharf, this paper discusses the caisson placing construction technique. 结合日照港散粮码头和集装箱码头实际情况，简要介绍沉箱安装施工技术。
