The cost of piling construction is too great.Why do rotary digging piles cost so much?Where are the main expenses? Read More

Piling is a matter of experience, because there is not much data to refer to, and there are no relevant books to consult.Today to talk with you, rotary drilling rig piling, is it the smaller the pile diameter, the better to play?Now that you're asking that question, you should feel a little weird.Do Read More

For a rotary drilling rig, the softer the geology, the better, right?It's just not quite right. What we know about geological strength,In geological exploration reports, there are generally two ways to describe geological intensity:Ultimate bearing capacity kPa and uniaxial compressive strength MPa. Read More