8621 Stormwater mains (8)
Mains stormwater drainage system, public or large scale private.
8622 Sewer mains (1)
Mains waste and soil discharge drainage system, public or large scale private.
8623 Stormwater channels (2)
Stormwater channels, including open drains, channels and sumps, lined and unlined, permanent and temporary
8624 Subsoil and subsurface drainage (0)
Subsoil and subsurface gravity flow ground water drain systems including, permeable pipes, filter fabric, drainage materials and sumps etc, for earthworks and road construction
8625 Water mains (0)
Water mains supply pipes, public or large scale private, includes all fittings, fire hydrants, valves and ancillary equipment necessary to complete the works
8626 Gas mains (1)
Gas mains supply pipes for low pressure; natural gas and LPG, valves and ancillary equipment necessary to complete the works
8627 Electrical mains (3)
HV and LV power cables, above and below ground, including; power poles, sub-stations, transformers and switchgear, to Line Company/NUO requirements
8628 Communication services mains (3)
Communication services mains cables, above and below ground, including; local distribution equipment and covers, termination points, to supply Company requirements.
8629 Service mains ducts and conduits (7)
Proprietary and non-proprietary ducts and conduits for mains services, usually underground.
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