目 录

一、工程概况 ................................................................................................................................... 2 二、编制依据 ............................................................................................................................................................. 2 三、塔吊的选择及定位 .......................................................................................................................................... 3 四、塔吊的特殊要求 .............................................................................................................................................. 5 五、基础设计计算及详图 ..................................................................................................................................... 5 5.1. 参数信息 ................................................................................................................................ 5 5.2. 塔吊基础承台顶面的竖向力与弯矩计算 ........................................................................... 5 5.3. 矩形承台弯矩的计算 ............................................................................................................ 6 5.4. 矩形承台截面主筋的计算.................................................................................................... 7 5.5. 矩形承台截面抗剪切计算.................................................................................................... 7 5.6.桩承载力验算 ......................................................................................................................... 8 5.7.桩竖向极限承载力验算及桩长计算 ..................................................................................... 8 六、塔吊基础施工 ................................................................................................................................................. 11