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CD 534: Chamber Tops and Gully Tops for Road Drainage and Services, now at version 0.2.0. is here Find out more

Load classifications

F900 solutions

Access covers and gratings capable of withstanding a 90-tonne test load. For use in areas where very heavy wheel or high point loads from pneumatic and non-pneumatic-tyred vehicles are imposed, such as aircraft pavements. All units are to be either non-rock or have quietness in use.

Cargo F900 manhole cover

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Whether you are looking for live project support, or are in the initial stages of specification, we are always on hand and happy to help.

Related case studies

Related case study

Years of exceptional performance

Our Highway D400 covers are still operating at full capacity after three and a half years of being subjected to high levels of HGV traffic. Meaning the organisation can focus solely on new work, rather than being distracted by manhole covers that have failed prematurely and need fixing or, in some cases, reinstalling.

Scottish Water
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Related case study

Partnering with Thames Water for Unmatched Longevity

Our 18-year partnership with Thames Water showcases how collaboration and innovation deliver lasting results. By replacing failing manhole covers with our high-performance Unite™ range, we provided a durable solution proven to withstand London’s toughest routes. With over 100,000 units installed and zero recorded failures, Unite™ has eliminated common ironwork failure mechanisms.

Thames Water
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