Trenchless horizontal drilling rig, Dilong 28t bare machine for sale

Trenchless horizontal drilling rig, Dilong 28t bare machine for sale

Non excavation refers to the new construction technology of laying, replacing and repairing various underground pipelines under the condition of excavating a small part of the surface (generally referring to small area excavation at the entrance and exit) by using various geotechnical drilling equipment and technical means through guiding and directional drilling, which will not hinder traffic, damage green land and vegetation, or affect the normal life and work order of shops, hospitals, schools and residents, It solves the interference of traditional excavation construction on residents’ life, the damage and adverse impact on traffic, environment and surrounding building foundation, so it has a high socio-economic effect.