SWP Box Culverts can be manufactured in many different internal dimension configurations to best suit site and design requirements. SWP Box culverts have been used for Attenuation tanks, Road and access crossings, underpasses, Balancing tanks, water course diversions, animal shelters, service tunnels and pedestrian subways. SWP offer a full design and detailing package. SWP Box Culverts can be supplied with channel inverts, dry weather flow channels, mammal ledges, access holes, pipe openings, bolt on end walls and tapered joints to achieve bends and changes in direction in Culvert runs.

SWP Box culverts can be supplied with joint profiles, skewed ends, plain ends, cast in sockets, starter boxes and projecting steel for insitu tie-in for parapets, upstands, wingwalls and chambers. Jointing material and lifting tackle is supplied on the first delivery.

SWP can supply Headwalls, parapets, wingwalls and chambers to complement our Box Culverts.

SWP Box Culverts are a Green product. Manufacture of Box Culverts has been identified as a low energy intense process. Using a combination of recycled waste, locally sourced materials and responsibly sourced aggregates, Box culverts benefit with a low carbon foot print.