Utility Powerlines
- National Grid Trained as an Appointed Person under the National Grid Safety Rules.
- United Utilities trained in authorisataion codes 156, 183, 184, 197, 199, 211, 252 & 287. (see below for code description)
- National Proficiency Tests Council (NPTC) certificate of competence in Elctrical Arboriculture Units, AE1, AE2a.1, AE2a.2, AE2b.1 & AE2b.2
UU Authorisation Codes
156 - To act as a Contractors Competant Person in the capacity of gardener and to receive United Utility Safety Documents, subject to presence of a United Utilitiy standby man when required
183 - To act as a Contractors Competant to receive a Permit to work for work on tree adjacent to HV overhead conductors
184 - To act as a Competant Person for tree cutting work, under the immediate supervision of the Safety Document holder, on Dead overhead lines (all voltages upto 132 kV)
197 - To act as a Competant Person for the Supervision of a Working Partry
199 - To act as a Competant Person for tree surveys in proximity ot O.H.L
211 - Is authorised to enter outdoor distribution substations, subject to there being no access restriction on site for the purpose of visual inspection, delivery and collection of materials and equipment, grass cutting, weeding and routine compound cleaning and tidying, all work at ground level, all other work to be subject to the receipt of a Safety Document.
252 - Is authorised to enter substations, subject to there being no access restriction on site, for the purpose of weed control and gardening only
287 - Substation outdoor compounds where there are no exposed live conductors
183 - To act as a Contractors Competant to receive a Permit to work for work on tree adjacent to HV overhead conductors
184 - To act as a Competant Person for tree cutting work, under the immediate supervision of the Safety Document holder, on Dead overhead lines (all voltages upto 132 kV)
197 - To act as a Competant Person for the Supervision of a Working Partry
199 - To act as a Competant Person for tree surveys in proximity ot O.H.L
211 - Is authorised to enter outdoor distribution substations, subject to there being no access restriction on site for the purpose of visual inspection, delivery and collection of materials and equipment, grass cutting, weeding and routine compound cleaning and tidying, all work at ground level, all other work to be subject to the receipt of a Safety Document.
252 - Is authorised to enter substations, subject to there being no access restriction on site, for the purpose of weed control and gardening only
287 - Substation outdoor compounds where there are no exposed live conductors