Tunnel building is a highly specialized form of construction, and each tunnel project has unique requirements and considerations. For over 30 years, tunnel infrastructure teams around the world have come to trust Sofrasar Tunnel, an Optimas division, for their fastener solutions—from dowel, bolting and injection systems to anchors and accessories. Our global distribution network and supply chain expertise help to deliver the right solutions when and where you need them.
Our tunnel experts and engineers understand your specific needs. Whether you require standard components or customized solutions – innovation is at the heart of Optimas Sofrasar Tunnel solutions.