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抗拔桩声测管埋设技术交底

2020-02-18 来源:钮旅网
江北工区二期、三期抗拔桩声测管技术交底

桩号KB19KB22KB23KA49KB28KB30KB33KB44KB47KA63KB59KB61KB70KA72KB73KB75KB78KB82KB86KA87KA90KB101KA97KB109KB114KA105桩底标高桩顶标高4.5664.8725.1847.5015.8245.8245.824-4.885-4.65-2.194-3.972-3.741-3.2875.023.2483.2483.703-0.721-0.1813.0899.7788.29110.5478.8039.27611.57522.76623.07223.38423.70124.02424.02424.02424.91525.1525.60625.82826.05926.51326.9227.14827.14827.60327.87928.41929.69829.37829.89130.14720.40330.87631.175桩长18.218.218.216.218.218.218.229.829.827.829.829.829.821.923.923.923.928.628.626.619.621.619.621.621.619.6笼长19.2619.2619.2617.2619.2619.2619.2631.0431.0429.0431.0431.0431.0422.9625.1425.1425.1429.8429.8427.8420.6622.8420.6622.8422.8420.66声测管长度19.2619.2619.2617.2619.2619.2619.2631.0431.0429.0431.0431.0431.0422.9625.1425.1425.1429.8429.8427.8420.6622.8420.6622.8422.8420.66声测管根数33333333333333333333333333备注二期抗拔桩三期抗拔桩抗拔桩超声波法检测管埋设要求1、应埋设声测管的工程桩:桩径大于800mm且小于或等于1600mm时不得少于3根声测管。2、声测管的规格:采用外径为50mm、壁厚不小于2.5mm的钢管,底部应下至孔底、上部管口高度同主筋。

3、埋设要求:声测管连接处应光滑过渡,捆扎在钢筋笼内侧,上下口用堵头密封。4、埋设过程中,须边下管边及时灌注清水。

5、埋设2根声测管的按对称布置,埋设3根 声测管的布置示意图如下:

编制: 工班负责人: 工区经理:

1905

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