Manholes & Chambers
Circular chamber sections (to BS 5911: Part 200) are produced in nominal diameters from 675 mm to 1 m with depths from 250 mm to 1 m. They are supplied with or without steps. Perforated sections are produced for use as soakaways. Cover slabs are supplied for all diameters. Landing slabs and reducing are supplied for the larger diameters.
Larger diameter caissons (2 m to 4 m in diameter) are available with depths ranging from 500 mm to 1 m. Base sections are fitted with a cutting shoe.
Rectangular inspection chambers (to BS 5911: Part 2) are available in sizes from 600 mm x 450 mm to 1475 mm x 1025 mm. Depths vary between 150 mm and 750 mm. A range of covers is available.