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本文详细介绍了内昆铁路李子沟大桥综合施工技术 ,主要有深基群桩快速施工技术、大体积混凝土温度控制与防裂技术、矩形变截面液压提升平台式爬模的研制、加工和施工技术、高墩线形控制技术、高墩大跨刚构 -连续组合梁快速施工和合龙技术、机械化综合配套技术等 ,取得了显著技术、经济和社会效益 ,为今后类似工程提供了成功的经验 ,具有广泛的推广应用价值
This paper introduces the comprehensive construction technology of Lizigou Bridge in Nei Kun Railway, including deep foundation pile rapid construction technology, mass concrete temperature control and anti-cracking technology, development and processing and construction technology of rectangular variable cross-section hydraulic lifting platform climbing formwork , High pier linear control technology, high pier long-span rigid-continuous composite beam rapid construction and closing technology, mechanization and other supporting technologies, has made significant technical, economic and social benefits for the future of similar projects provided a successful experience with Extensive application of value