免费啪视频在线观看视频久

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聲測管如何布測及布測請求

聲測管如何布測及布測請求

日期:2020-05-18 14:58:49

  聲測管如何布測及布測請求

  1、聲測管可焊接或綁扎在鋼筋籠的內側,聲測管應平行于樁軸線。

  2、聲測管應下端封鎖、上端加蓋、管內無異物;聲測管銜接處應潤滑過渡,管中應高出樁頂200mm以上,且各聲測管管中高度宜一度;

  3、聲測管應沿樁截面外側呈對稱外形布置

  4、檢測前,應疏浚檢測管,確保檢測管疏通,用清水沖凈管內雜物,檢測管內應注滿清水。
河北新邁實業鋼管
免费啪视频在线观看视频久
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