二灰砂路基施工工艺与质量控制

On Construction Technique & Quality Control of Roadbed Filled with Lime-flyash-sand

结合上海长兴岛江南大道延长工程和长兴岛合作路新建工程的施工实践,利用二灰砂作为路基填筑材料,取得了满意的效果。着重介绍了二灰砂路基施工工艺和质量控制。该工程克服了长兴岛土资源缺乏的现状,为砂材料丰富的沿海地区提供了全新的施工方案,具有较大的推广应用价值。

Combined with the practical engineering experience of Jiangnan Ave.extending project and Hezuo Rd.project in Changxing Island,Shanghai,lime-flyash-sand is used as the filling material for roadbed with great effect.The construction technique and quality control are introduced with emphasis about this roadbed filled with lime-flyash-sand.These projects can overcome the disadvantage of Changxing Island lacking in soil,which may provide a new construction plan for coastal area abundant in sand with great promotion and application values.