鄂东长江公路大桥北索塔施工测量技术

Construction Measuring Technology of North Pylon of Edong Changjiang River Bridge

主要介绍了鄂东长江公路大桥塔柱施工期间的施工测量技术及其施工测量控制过程。针对高索塔钢锚箱、斜拉索索管等关键结构件的测量定位技术,结合工程施工特点进行了相关研究,并对其进行了优化,总结了钢锚箱、斜拉索索管定位时需注意的操作要点。结果表明,钢锚箱、斜拉索索管定位精度得到了极大地提高,满足相关测量技术指标的要求,同时加快了定位速度,提高了工作效率。

Measurement technology and its control measures in construction of north pylon in Edong Changjiang River Bridge are introduced.According to location technology of steel anchor box and cable guide pipe,authors make research and optimization based on engineering characteristics and summarize its operation points.Results show that the positioning accuracy improves which can meet the requirements of correlative measuring technology index.Besides,the positioning rate is also improved.