Which One to Choose: Hollow Bar Anchor or Solid Bar?
ONTON Hollow Bar Anchor
Which One to Choose: Hollow Bar Anchor or Solid Bar?
Hollow Bar Anchor is a kind of 3-in-1 micro pile in the soil nailing reinforcements.
It serves as a grouting injection pipe, a drilling rod and a reinforcing bar.
And Solid bar micro piles are used in ground foundation as a traditional reinforcing method. It requires a hole to be drilled in advance, and the grouting is not synchronized but step by step.
Except its high efficiency, the hollow bar anchor micropile can be drilled to any depth of rock and is available for any soil types. Moreover, it doesn't need an extra casing, which is required for a solid bar micropile.
Therefore, since hollow bar anchor requires less accessory equipment and is more convenient to operate, it is becoming more and more popular in the applications of soil nail, micropile, tieback and tiedown wall and so on.