Precast Concrete Products
Maintenance Hole 1200mm Top Treatments
Available at Ayr and Carp
Flat Cap
(Mass - 742 kg)
(Mass - 1975 kg)
Ditch Inlet Flat Cap
(Mass - 742 kg + 1267 kg/m)
  1. Manufactured in accordance with OPSD 701.030 and 705.030 (Ditch Inlet Top only. See page 87 in our 2015 Products Catalogue for ditch inlet information).
  2. Maintenance hole steps (circular hollow aluminum) as per OPSD 405.010.
  3. All dimensions are in millimeters unless otherwise shown.