The CSP range of precast concrete box culvert headwalls from Althon is designed to offer a cost-effective alternative to in-situ structures for connecting pipework discharging into open watercourses. Suitable applications include swales, ponds, rivers and ditches. Units can be pre-fitted with a range of accessories including flap valves, penstocks, Kee Klamp handrails and gratings.

  • Suits maximum box culverts 2650mm wide by 1750mm high

  • Can be pre-fitted with a range of accessories

  • Toe depths available up to 1000mm in thicknesses of 300 or 50mm