Charcon Tunnels
Tarmac Precast Concrete offer a wide range of precast concrete solutions for the water industry. Our range of Charcon segmental shaft and tunnel linings provide an unbeatable assurance of performance, durability and quality in both domestic and international markets. This reputation, combined with a dedicated sales team and renowned technical support, has made us one of the leading suppliers of components to the water industry throughout the world.
We understand the constraints that influence our clients and so we are accustomed to designing innovative solutions that will reduce costs and accommodate tight budgets. Our design capabilities, experienced project managers and product availability enable us to work to challenging deadlines so that our projects are completed on time, every time.
Our solutions
Tunnels
- Segmental tunnel solutions are used for storage and transfer of clean and waste water.
Attenuation
Segmental shaft linings
- Used for many applications including sewer tunnels, water tunnels, access shafts, pumping stations, storm water tanks and soakaways
- The range includes One Pass and Smoothbore shaft linings which offer sizes from 2.13m id to 25m id which incorporate factory fitted gaskets if required
Box culverts
- Used for storing large volumes of water in housing and commercial locations
- Widths from 1.2m - 7.0m and lengths can be varied from 1-2m
Cover slabs
- Are designed to various dimensions based on the design code utilised to accommodate subterranean tank capping
Segmental shafts
- Dry shafts, diameters up to 25m
- For roof slabs
- Carry heavy loads & capable of long spans
Filter bed units
Circular tanks
Hydrotite
Find out more from the Charcon Tunnels Sales Manager
Clive Pountney
Tel: 07809 512 047
For other enquiries
Sales Tel: 01623 754 493
Sales Fax: 01623 688 013
Deliveries: 01623 688 045
Planning Manager Tel: 01623 688 049
Sales Estimator Colin Timmins Tel: 01623 754 493/688 012
Relevant Downloads
Precast Overview Brochure (pdf,1253kb)
Precast Water Sector Brochure (pdf, 1726kb)
Please contact us for further details


