基床悬吊刮道GPS定位整平工艺在长江口深水航道治理工程中的应用

介绍了基床悬吊刮道GPS定位整平工艺在长江口深水航道治理工程中的应用情况,着重介绍了工作原理、施工准备、施工步骤、技术要求和特殊情况下的施工问题。应用结果表明:平均每天可整平450 m2,最快可达600m2。远超常规工艺;整平质量完全满足长江口工程的质量要求。该工艺能够广泛应用于类似项目的施工。

Bed Leveling Technique with Underwater Rail Suspended on Barge and Positioned by GPS in Deep Water Channel Regulation Works at Estuary of Yangtze River

The paper introduces the bed leveling technique with underwater rail suspended on barge and positioned by GPS in deep water channel regulation works at estuary of Yangtze River.The key points are work principle,preparation of construction,construction process,technical requirements and construction problems under particular conditions.The results show that average 450 m2 foundation bed can be leveled a day,at most 600 m2 foundation bed a day.The construction technology has surpassed conventional technology and the quality of leveling can satisfy the quality requirements of the project at estuary of Yangtze River.