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Tree Cutting Within Northern Ireland Electricity (NIE). Transmission 275/110kV - 2000km 33kV - 3100km 11/6.6kV - 21000km LV – 5400km. Network Breakdown. 11kV DNO Network Comparison. Vegetation Density. 18000 plus customer interaction per year
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Transmission 275/110kV - 2000km 33kV - 3100km 11/6.6kV - 21000km LV – 5400km Network Breakdown
Vegetation Density • 18000 plus customer interaction per year • Typically small fields with average 3.3 different landowners per km on 11kV • Average 4.3 cutting sites per km on 11kV
25 Patrollers (10 internal 15 contractor) 120 tree cutters (60 internal 60 contractor) 4 live line tree cutting teams Dedicated safety management team 2 dedicated customer liaison officers Resources
Why We Use Machines • To comply with legislation • To allow for safer working practices • To increase productivity • To introduce new working techniques
Why We Use Machines • Minimise customer disruptions (CML’s) and associated safety risks • Meet regulatory targets • Maximise the working day