Archive for the ‘Bored Pile’ Category

How To Drill Bored Pile

By Harry Lee On April 7, 2009 11 Comments

Usually bored pile is used for those tall buildings or massive industrial complexes, which require foundations which can bear the load of thousands of tons, most probably in unstable or difficult soil conditions. The method of drilling bored pile is different from RC Square pile or spun pile which are using driving method, the piling machine to be used will be different too. Bored piling works required specialist bored piling contractor to follow up instead of hiring general piling contractor. There is a simple step-by-step method on how to drill the bored pile in construction site.

How To Drill Bored Pile

1) Adjust the piling machine on the pile axis and haul with the auger to the drilling place.
Adjusting The Axis

2) Start drilling until the auger is filled.
Drilling Bored Pile

3) Return from the drilling level to the top of the pile hole.
Returning

4) Swing to the uploading area.
Swing

5) Unload the dirt in the unloading area.
Unloading The Dirt

6) Swing back to the top of the hole.
Swing Back

7) Repeat steps 2 to 7 until the pile is completely drilled. Relocated the machine and start steps 1 to 8.
Moving

8 ) Start erecting rebar cage using a crane.
Rebar Cage

9) Use funnel for dry method and tremie for wet method. Start pouring the concrete and finish the pile.
Tremie

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