Volume Two 25. Definitions Minor upgrading means an increase in the carrying capacity, efficiency or security of electricity (for the purpose of utilities) lines, telecommunication lines and radio communication facilities, using the existing support structures or structures of a similar scale and character, and includes: (a) The addition of circuits and conductors; (b) The re-conductoring of the line with higher capacity conductors; (c) The re-sagging of conductors; (d) The addition of longer or more efficient insulators; (e) The addition of earthwires which may contain telecommunication lines, earthpeaks and lightning rods; (f) Foundation works associated with the minor upgrading. Minor upgrading does not include an increase in the voltage of the line unless the line was originally constructed to operate at the higher voltage but has been operating at a reduced voltage. mm means millimetre. Mm/hr means millimetre per hour. Mooring means any weight or article placed in or on the foreshore and seabed for the purpose of securing a vessel; including any wire, rope, chain, buoy or other device attached or connected to the weight. For clarity, moorings include both swing moorings and pile moorings. For clarity, a mooring does not include an anchor that is normally removed with the vessel when it leaves the site or anchorage. Mooring Management means an area delineated in the coastal marine area for moorings Area and includes a Waka Mooring Management Ar ea. Moorings Manager means a person appointed by the Council to manage a Moorings Management Area. m/s means metres per second. Municipal water means any water supply owned, managed or administered by the supply Marlborough District Council. Munsell scale is one of the most widely known colour systems and is suitable for routine water resources surveys and monitoring by matching of natural colours to the Munsell scale. MW means megawatts. National Grid Yard means: • the area located 12m in any direction from the outer edge of a National Grid support structure; and • the area located 10m either side of the centreline of an overhead 110kV National Grid line on single poles; or • the area located 12m either side of the centreline of any overhead National Grid line on pi polies or towers. National Grid means that area of land described as ID No. O1 in Appendix 14. Blenheim Substation 25 – 15