0: Wood_Pole
  1: Insulator
  2: Conductor
  3: Anchor
  4: Wire_on_ground
  5: Tree_on_line
  6: Pole_damaged
  7: Strap
  8: Fixtrap
  9: Dervafix
  10: Woodpecker hole
  11: Split
  12: VR
  13: VR_HS
  14: Rigid rod
  15: Strap_HS
  16: NV
  17: NV_HS
  18: Bolt
  19: Inclined arm
  20: Inclined bracket
  21: Ground down conductor
  22: Jointing sleeve
  23: Concrete_pole
  24: Steel_pole
  25: Malico
  26: Anomaly