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Hertfordshire

hertfordshire

Why Tarmac Around Manholes Often Fails First

Tarmac surfaces are designed to provide a continuous, durable layer capable of handling vehicle movements, changing weather conditions and repeated loading. Manholes interrupt that continuity. Instead of the surfacing being supported by a consistent construction beneath it, the material must meet a rigid chamber, frame and cover that behave differently from the surrounding road structure.…

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Why Do Supermarket Car Parks Develop the Same Damage Patterns?

Supermarket car parks may appear to be relatively straightforward areas of hardstanding, but the demands placed on them are unusually varied. Throughout a normal trading day, the surface has to accommodate passenger vehicles, delivery lorries, refuse vehicles, trolley movements, pedestrians and frequent turning traffic. These different loads repeatedly affect the same parts of the car…

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