⑹钻进到设计要求：根据试桩施工经验, 本场地泥浆漏浆情况较为突出，湿法

⑹钻进到设计要求：
根据试桩施工经验, 本场地泥浆漏浆情况较为突出，湿法成孔，除特殊情况，均采用回补泥浆或回投粘土球，钻进到设计桩底标高时, 经总包和监理工程师验孔后，即可终止钻进，原处正向空转数圈，然后停止，提升钻杆。进行一次清孔。

結果 (英文) 1:

Drilling services to design requirements:Based on pile construction experience, site mud leakage is more prominent, wet hole, save in exceptional circumstances, are used to cover the mud or clay balls in backing up, when drilling to design bottom elevation, by the general contractor and supervising engineer inspection hole, to terminate the drilling place to idle several times and then stop, raise the drill pipe. A clear hole.

結果 (英文) 2:

⑹ drilling to design requirements:
based on test piles construction experience, this site mud slurry leakage situation is more prominent, wet hole, except in special circumstances, are used to cover clay mud or throw the ball back, got into the design when the pile bottom elevation , after the total package and the supervising engineer inspection hole can terminate drilling, place a positive spin a few laps, then stopped, lifting drill pipe. Conduct a clean hole.

結果 (英文) 3:

Go to drilling design requirements:According to the test pile construction experience, the venues and the mud leakage of fluid is more prominent, wet into the hole, except in special circumstances, are used to fill mud or return on investment ball clay, drilling to pile design bottom elevation, by the contractor and engineer inspection hole, can terminate the drilling, place a positive spatial rotation circle, then stop. Promotes the drill rod. Once clear hole.