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Tunnel bolt

2025-12-08

Tunnel segment bolt is used to provide transportation through underground tunnels by binding several posts and metal beams that are strong enough to build the tunnel’s frame. It is an essential component that is responsible for the overall integrity of the tunnel structure.

Tunnel bolt’s make transportation through undersea and underground tunnels possible by holding together the numerous metal beams and posts, which make up the tunnel’s frame. In short, this bolt is among the most vital, if not the most vital component for maintaining the entire tunnel’s structural integrity.


A tunnel bolt is classified under the type of bolts known as structural bolts, they can be produced in various grades, sizes, and load capacities, depending on their intended use. These structural bolts also come with uniform hexagonal heads to fit all types of wrenches, whether manual or automatic, box ended or open ended.


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