Bringing together the expertise of two established companies, TTC offer excellent service, knowledge, expertise and experience to provide innovative solutions for your tunnelling needs.

Welcome to TTC

Technical Tunnelling Components (TTC), designs and manufactures in-house a wide range of plastic componenets for precast segment connection and grouting.

In-house design facilities allow us to modify any standard product, or design bespoke components to each customer’s individual requirements.

Our products have been used on various projects around the world, especially our award winning Dowelock Alignments System.

TTC brings together the expertise of two established companies, Bosworth Plastics Ltd, and Tunnelling Accessories, to offer excellent service, knowledge, expertise and experience to provide innovative solutions for your tunnelling needs.

For further information about how TTC can help you, or to make an enquiry, please contact us

Products

The Dowelock System, the Grout Socket Assembly, the Spearbolt System...

View Our Products »

Contact Us!

For further information about how TTC can help you, or to make an enquiry,

Contact Us Today! »