广东某高层小区塔吊基础方案冲孔灌注桩、附大样图

目录 TOC \o "1-3" \h \z \u HYPERLINK \l "_Toc238268105" 第一节 工程概况 PAGEREF _Toc238268105 \h 1 HYPERLIN

目录 ............................................................................................................................................ 1 第一节工程概况 ............................................................................................................................................ 1 第二节编制依据 ................................................................................................................................ 1 第三节计算参数和信息 一、塔吊简况 .......................................................................................................................................... 1 二、塔式起重机技术性能参数说明 ...................................................................................................... 2 三、塔吊基础参数信息 .......................................................................................................................... 2 2# ................................................................................................................ 3 第四节塔吊单桩承台基础计算 一、塔吊基础承台顶面的竖向力和弯矩计算 ...................................................................................... 3 二、单桩桩顶竖向力及矩形承台弯矩的计算 ...................................................................................... 3 三、塔吊桩极限承载力验算 .................................................................................................................. 4 2# 四、塔基抗拔承载力验算 .................................................................................................................. 5 2# 五、塔基抗冲切验算 .......................................................................................................................... 6 2# 六、塔基抗倾覆验算 .......................................................................................................................... 6 2# 七、塔基桩顶水平位移验算 .............................................................................................................. 7 八、配筋验算 .......................................................................................................................................... 9 .......................................................................................................................... 10 第五节塔吊基础施工工艺 一、施工要求 ........................................................................................................................................ 10 二、承台土方开挖 ................................................................................................................................ 10 三、垫层施工方法 ................................................................................................................................ 10 四、钢筋混凝土施工方法 .................................................................................................................... 11 五、砖胎模施工流程 ............................................................................................................................ 11 六、塔吊基础防水处理及后浇带做法 ................................................................................................ 12 七、塔吊防雷要求 ................................................................................................................................ 12 ............................................................................................................................................................ 12 附图：