#drill bit

Detailed Explanation of Underground Continuous Wall Construction Technology in Subway Stations

Venue Layout The construction site mainly includes three parts: the underground diaphragm wall forming area; the mud system area; and…

1 year ago

The Most Detailed Classification of Pile Foundations

With the continuous development of engineering technology, new steel piles and reinforced concrete piles are becoming more and more widely…

1 year ago

Quality Control of Sediment Thickness at the Bottom of Holes in Rotary Drilled Cast-in-Place Piles in Thick Sandy Strata

For rotary bored piles, controlling the thickness of sediment at the bottom of the pile is the key to quality…

1 year ago

Comparative Analysis of Rotary Drilling Rigs, Impact Drills and Rotary Drilling Rigs!

Today, we will compare rotary drilling rigs with commonly used impact and rotary drilling rigs in the past, and give…

1 year ago

A Comprehensive Inventory of Safety Points for Various Types of Pile Foundation Construction

Nowadays, the construction of large buildings is becoming more and more common. The increase in the scale of buildings has…

1 year ago

Which Rotary Drilling Rig Bits Should Be Used in Different Strata?

Rotary drilling rigs are the most common equipment in current pile construction. Since the geology of each place is different,…

1 year ago

Causes and Prevention Measures of Rebar Cage Uplift During Bored Pile Grouting

During the construction of bored piles, the uplift of rebar cages frequently occurs, ranging from minor displacements of a few…

2 days ago