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.

An industry report on SupAnchor's innovative geotechnical reinforcement systems stabilizing complex rock formations in a new transportation tunnel, emphasizing technical specs and global trends.
SupAnchor's SupHulk friction rock bolt system provides immediate load bearing, high adaptability, and reliable support for challenging geotechnical conditions in mining and tunneling projects.
SupAnchor's self drilling anchor system provides critical geotechnical reinforcement in challenging tunneling projects, showcasing innovation and reliability for global infrastructure needs.
SupAnchor introduces GFRP reinforcement rebar, offering high corrosion resistance and tensile strength for applications in bridges, sea walls, and industrial projects.
An in-depth industry report on how SupAnchor's self drilling anchor bolts solved complex geological challenges in a tunneling project, with technical insights and global trends.