Category How we fix potholes   Show all

• How we fix potholes

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  What causes a pothole?
  
  Heavy traffic or natural ageing causes cracks in the pavement. Rainwater seeps through these cracks into the base material beneath.

  
  

  The vibration of traffic causes the wet base material to settle or shift, forming a cavity. With nothing under it for support, the pavement will weaken further and ultimately cave in.
  
  

  

  
  

  To find out more about how we fix potholes, download our Fact Sheet.