Document ID: chunk:federal_register_of_legislation:F2022C00749:reg:5:p123
Version: federal_register_of_legislation:F2022C00749
Segment Type: reg
Provision Reference: reg 5 (pt 123/202)
Character Range: 1246590–1256300

mounting frames and inverters)                                                             20            *         1 Jul 2011
  Thermal:
   Condensing and feed heating assets                                                                                                                                                                                                           30            *         1 Jan 2002
   Control and monitoring systems                                                                                                                                                                                                               15            *         1 Jan 2002
   Emergency power supply assets (including     batteries and uninterruptible power supply                                                         (UPS) assets)                                                                                15            *         1 Jan 2002
   Generator transformers and unit      transformers in sub‑tropical areas                                                                                                                                                                      30            *         1 Jan 2002
   Generator transformers and unit      transformers in tropical areas                                                                                                                                                                          25            *         1 Jan 2002
   Miscellaneous assets                                                                                                                                                                                                                         30            *         1 Jan 2002
   On‑site switchyards with conventional     outdoor switchgear                                                                                                                                                                                 30            *         1 Jan 2002
   On‑site switchyards with gas insulated     switchgear                                                                                                                                                                                        30            *         1 Jan 2002
   Primary dust collection systems      (incorporating electrostatic precipitators or                                                         baghouse filters)                                                                                 30            *         1 Jan 2002
   Solid fuel preparation assets (including fuel    feeders and milling assets)                                                                                                                                                                 30            *         1 Jan 2002
   Station and auxiliary electrical systems within    the power station                                                                                                                                                                         30            *         1 Jan 2002
   Steam generators                                                                                                                                                                                                                             30            *         1 Jan 2002
   Steam turbine generators                                                                                                                                                                                                                     30            *         1 Jan 2002
  Wind:
   Generator transformers and unit      transformers in sub‑tropical areas                                                                                                                                                                      30            *         1 Jan 2002
   Generator transformers and unit      transformers in tropical areas                                                                                                                                                                          25            *         1 Jan 2002
   Wind turbines                                                                                                                                                                                                                                20            *         1 Jan 2002
 Power station civil and structural works:
  Chimney stacks:
   Concrete surrounds                                                                                                                                                                                                                           30            *         1 Jan 2002
   Steel flues                                                                                                                                                                                                                                  20            *         1 Jan 2002
  Cooling towers (concrete or timber)                                                                                                                                                                                                           30            *         1 Jan 2002
  Cooling water systems (excluding cooling towers   and condensing assets)                                                                                                                                                                      30            *         1 Jan 2002
  Power station buildings, to the extent that they    form an integral part of plant                                                                                                                                                            30            *         1 Jan 2002
 Workshop machinery and tools                                                                                                                                                                                                                   20            *         1 Jan 2002
Electricity transmission:
 Control, monitoring, communications and protection  systems                                                                                                                                                                                    12½           *         1 Jan 2002
 Power transformers                                                                                                                                                                                                                             40            *         1 Jan 2002
 Transmission lines (incorporating conductors,   insulators and towers)                                                                                                                                                                         47½           *         1 Jan 2002
 Transmission substations (excluding power  transformers and control, monitoring,  communications and protection systems)                                                                                                                       40            *         1 Jan 2002

Gas supply
(27000)
ASSET                                                                                                                                           LIFE (YEARS)  REVIEWED  DATE OF APPLICATION
Gas distribution:
 Control systems (excluding computers)                                                                                                          10            *         1 Jul 2002
 Gas meters                                                                                                                                     15            *         1 Jul 2002
 Low pressure (LP) gas storage holders                                                                                                          40            *#        1 Jul 2002
 Pigging devices                                                                                                                                5             *         1 Jul 2002
 Pipelines (including high, medium or low pressure  trunk, primary or secondary mains or services):
  Generally                                                                                                                                     50            *#        1 Jul 2002
  Polyvinylchloride (PVC) pipelines                                                                                                             30            *#        1 Jul 2002
 Regulators (including gate stations, subgate  stations, block valve stations, pressure regulating  stations and district regulating stations)  40            *#        1 Jul 2002
Gas transmission:
 Compressor gas turbine (GT) drivers                                                                                                            20            *         1 Jul 2002
 Compressor station assets                                                                                                                      30            *#        1 Jul 2002
 Control systems (excluding computers)                                                                                                          10            *         1 Jul 2002
 Gas meters                                                                                                                                     15            *         1 Jul 2002
 Gas pipeline