Technical Posts

IBO forepoling of highway tunnel

IBO Forepoling

Analysis on Support Technology in Expressway Tunnel Construction   In recent years, the transportation industry of the BRICs (Brazil, Russia, India, and China) is growing rapidly. […]

Anti-Corrosion IBO

Corrosion Protection of IBO Anchor Drill Bar In some occasions of Anchorage engineering, serious damage resulting from the corrosion of anchor bolts occurred frequently. IBO hollow […]
IBO Cost Analysis

IBO Cost Analysis

Cost Analysis of IBO Self-Drilling Anchor Construction Price list for a tunnel project evaluation. IBO self-drilling anchor bolts are mainly used in this project.   No. […]
NATM IBO Self Drilling Anchor


NATM tunnelling technology and theory Recently IBODRILL employees attended a seminar on tunnelling and underground support. Tunnel project designers and Geo-drilling products manufacturers shared ideas on tunneling […]