Concrete Manholes and Bases

Concrete cover slabs with opening

Concrete Manhole and Bases

A full range of concrete manhole rings and cover slabs are stocked at our depots.
Concrete manhole rings are kitemarked to British Standard 5911 and are available in the following diameters:

  • 900mm
  • 1050mm
  • 1200mm
  • 1350mm
  • 1500mm
  • 1800mm
  • 2100mm

Manhole rings are available in the following depths – 0.25m (900mm, 1050mm & 1200mm), 0.5m, 0.75m and 1.0m. Fixed double steps are fitted to all concrete manhole rings except the 900mm diameters.

Concrete cover slabs are available for all sizes generally with a 600mm x 600mm opening. However, other sizes of opening are available. All cover slabs are kitemarked to BS5911.

To compliment the range of concrete manholes and bases, a range of manhole covers and frames are stocked to meet all requirements. They include the following grades for the appropriate requirement:

  • 1.5 tonne loading – driveways and pedestrian.
  • 12.5 tonne loading – cars and small lorries.
  • 40 tonne loading – all highway vehicles.

If you have a special requirement or any questions, please contact us on 01430 430 529 or email

Do you have a question or special requirement?Please contact us today to find out how we can help