SubTerra MCX

Motorway communications chambers

SubTerra MCX motorway communication chambers are part of the complete solution offered by Polypipe for the installation of highway communications cables.

Comprised of interlocking stackable ring sections, these structural chambers are constructed from 100% recycled Polypropylene and comply with the requirements of BS 5834-4:2011.


    Installed together, Apex covers & frames and SubTerra MCX are the ideal solution for highway communications chambers. Designed to meet the requirements of highway construction details MCX 0815, the range consists of type A, B & C chambers.


    SubTerra MCX can be made to order to suit specialist depth requirements, pre-drilled with duct entries and pre-fitted with access and cable management ancillaries with appropriate bases. Our trained team can assist with these bespoke requirements.

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    SubTerra MCX chambers feature a structural twin wall design and meet the requirements of highway construction details MCX 0815 and are suitable for D400 vertical loading criteria when installed following our installation guidance.


    Complementing the SubTerra MCX range are our Apex motorway communications covers & frames. 

    For access chambers utilised across other sectors, we offer our modular SubTerra Axess-PP range of chambers.

    View the SubTerra Axess-PP

    Made from 100% recycled materials, SubTerra MCX chambers are a durable, long life asset and are fully recyclable at the end of their service life.

Technical Details

For all technical information including datasheets, installation guides and standard details, visit our Technical Hub. 

Technical Hub