7鋼管混凝土及壓型鋼板施工專項(xiàng)方案

1、上海建工（集團(tuán)）總公司廣州市建筑集團(tuán)有限公司1第四章鋼管混凝土及壓型鋼板施工技術(shù)第一節(jié)鋼管混凝土工程概況本工程主塔外鋼框架采用鋼管混凝土柱子，共計(jì)柱子24根，每根柱子由46段組成，每段長(zhǎng)約10m，管徑在1200mm~2000mm之間。柱子內(nèi)灌注C60混凝土。鋼管規(guī)格與分布如下表所示。表2.4.1.1鋼管柱規(guī)格列表鋼管柱分段范圍管徑（mm）壁厚(mm)混凝土方量(m3)環(huán)35~環(huán)461200302723環(huán)31~環(huán)35120040999環(huán)2

2、7~環(huán)311300401090環(huán)23~環(huán)271400401173環(huán)19~環(huán)231500401308環(huán)15~環(huán)191600401611環(huán)11~環(huán)151700501948環(huán)7~環(huán)111800502364環(huán)3~環(huán)71900502872頂部底部基礎(chǔ)~環(huán)32000503046鋼管內(nèi)設(shè)置橫向和環(huán)向勁板進(jìn)行加強(qiáng)，標(biāo)準(zhǔn)節(jié)點(diǎn)如下圖所示：圖2.4.1.1典型鋼管節(jié)點(diǎn)廣州新電視塔工程施工總承包投標(biāo)技術(shù)文件第四篇鋼筋混凝土工程施工技術(shù)方案上海建工（集團(tuán)）總公司

3、廣州市建筑集團(tuán)有限公司3長(zhǎng)度（m）48.0044.2040.9037.8034.9033.0033.5036.3039.30126.8009方量（m3）143.35118.8198.3880.8366.7155.2548.6645.2641.53114.02長(zhǎng)度（m）50.0045.5040.6037.5034.6033.4033.3036.0039.00124.6010方量（m3）149.32122.3197.6580.1866.13

4、55.9248.3744.8941.22112.04長(zhǎng)度（m）51.4044.1039.8037.2034.4031.9033.0035.8038.70123.8011方量（m3）153.50118.5495.7379.5465.7553.4147.9444.6440.90111.32長(zhǎng)度（m）52.2043.4040.1038.5033.7031.8032.9035.6038.50123.2012方量（m3）155.89116.669

5、6.4582.3264.4153.2447.7944.3940.69110.78長(zhǎng)度（m）52.4043.2039.0036.9034.1031.7032.8035.5038.40122.7013方量（m3）156.49116.1293.8178.9065.1853.0747.6544.2640.58110.33長(zhǎng)度（m）51.9043.8039.2036.8034.1031.5032.7035.4038.30122.4014方量（m3

6、）155.00117.7494.2978.6965.1852.7447.5044.1440.48110.06長(zhǎng)度（m）50.8043.2039.9036.8034.0031.6032.7035.5038.30122.5015方量（m3）151.71116.1295.9778.6964.9952.9047.5044.2640.48110.15長(zhǎng)度（m）49.2043.2039.9036.8034.1031.6032.8035.5038.4

7、0122.7016方量（m3）146.93116.1295.9778.6965.1852.9047.6544.2640.58110.33長(zhǎng)度（m）47.0043.4040.0037.0034.2031.7032.9035.6038.50123.1017方量（m3）140.36116.6696.2179.1265.3753.0747.7944.3940.69110.6918長(zhǎng)度（m）44.7043.6040.3037.2034.4031.