The stratum of Macedonia KO Highway was very complicated with extremely loose and collapsed rock foundation. Solid steel bar can’t support post-reinforcement construction.
Under such circumstances, China Hydropower Engineering Bureau was decided to use SupAnchor Self Drilling Hollow Anchor System which is combined by drilling, grouting and anchoring in one. By using SupAnchor system, the difficult stratus was overcome.

How SupAnchor's self drilling anchor bolt system provides robust geotechnical reinforcement in challenging construction sites, improving infrastructure safety and efficiency.
SupAnchor's ASTM A615 compliant self-drilling anchor system offers superior bond performance for slope stabilization and tunneling, improving efficiency and safety in infrastructure projects.
A detailed report on SupAnchor's self drilling anchor system stabilizing a challenging Alpine tunnel, highlighting technical specs, industry trends, and brand innovation in geotechnical engineering.
SupAnchor's new Grade 75 self-drilling hollow anchor offers high tensile strength and efficient installation for heavy infrastructure projects, addressing geotechnical challenges with advanced 3-in-1 design.
Exploring how SupAnchor's self drilling anchor bolts and geotechnical reinforcement systems improve efficiency and safety in challenging construction projects across Europe.