Jack and Bore

Jack and Bore

This trenchless method is commonly used for installing underground utilities such as pipelines or conduits beneath obstacles like roads, railways, or buildings. It involves excavating a launch pit and a receiving pit, then pushing or jacking the pipe through the...
Annular Pressure Grouting

Annular Pressure Grouting

During tunneling or boring operations, annular pressure grouting is employed to enhance the stability of surrounding soil or rock formations and to prevent water infiltration into the tunnel. This process involves injecting grout into the annular space between the...
Conventional Tunneling

Conventional Tunneling

While newer trenchless methods like MTBM and HDD are gaining popularity, conventional tunneling techniques remain essential for certain projects. This method involves excavating the ground to create a tunnel, which is then supported using various systems like...
MTBM (Microtunnel Boring Machine)

MTBM (Microtunnel Boring Machine)

This advanced technology is used for accurate and efficient tunneling operations, particularly in urban areas where space is limited and surface disruption must be minimized. MTBMs are equipped with cutting heads that bore through various soil and rock types while...