| AGRICULTURE, FORESTRY AND FISHING: |
| Water assets: |
| Irrigation assets: |
| Drip, micro spray or mini sprinkler systems: |
| Above ground polyethylene (PE) pipes | 10 years | 20.00% | 10.00% | 1 Jul 2008 |
| Drippers, micro sprays and mini sprinklers | 5 years | 40.00% | 20.00% | 1 Jul 2008 |
| Control systems | 10 years | 20.00% | 10.00% | 1 Jul 2008 |
| Filtration systems | 15 years | 13.33% | 6.67% | 1 Jul 2008 |
| Pumps | 12 years | 16.67% | 8.33% | 1 Jul 2008 |
| Variable speed drives (VSDs) | 15 years | 13.33% | 6.67% | 1 Jul 2008 |
| Irrigation earth channels | 40 years | 5.00% | 2.50% | 1 Jul 2008 |
| Irrigators (including centre pivot, lateral and travelling guns): |
| Fresh water | 20 years | 10.00% | 5.00% | 1 Jul 2008 |
| Effluent | 10 years | 20.00% | 10.00% | 1 Jul 2008 |
| MINING: |
| Oil and gas extraction: |
| Gas production assets: |
| Coal seam gas extraction assets: |
| Water assets: |
| Treated
water irrigation assets - see Table A Agriculture, Forestry and Fishing
(01110 to 05290), water assets |
| ELECTRICITY, GAS, WATER AND WASTE SERVICES: |
| Water supply: |
| Assets used by irrigation water providers: |
| Channel regulators | 80 years | 2.50% | 1.25% | 1 Jan 2005 |
| Cranes (including gantries) | 40 years | 5.00% | 2.50% | 1 Jan 2005 |
| Dams
and weirs ((incorporating gates and actuators) consisting of a barrier
to obstruct the flow of water constructed from any or all of the
following: concrete, earth and rockfill) | 100 years | 2.00% | 1.00% | 1 Jan 2005 |
| Drain inlet | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Drainage
channels (measured from the point of intersection with another drainage
channel to the following intersection) | 100 years | 2.00% | 1.00% | 1 Jan 2005 |
| Escapes | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Flow meters | 20 years | 10.00% | 5.00% | 1 Jan 2005 |
| Irrigation channels (incorporating siphons and subways) measured from offtake or regulator to regulator: |
| Concrete | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Earth | 80 years | 2.50% | 1.25% | 1 Jan 2005 |
| Measurement flumes | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Metered outlets: |
| Electronic | 40 years | 5.00% | 2.50% | 1 Jan 2005 |
| Mechanical | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Piped | 40 years | 5.00% | 2.50% | 1 Jan 2005 |
| Offtakes | 80 years | 2.50% | 1.25% | 1 Jan 2005 |
| Pipes:
measured from valve to valve, that are of the same age and same
material (not being in the nature of a repair) | 80 years | 2.50% | 1.25% | 1 Jan 2005 |
| Pump inlets | 50 years | 4.00% | 2.00% | 1 Jan 2005 |
| Pump sets (incorporating switchboards, starters, motors and pumps) | 40 years | 5.00% | 2.50% | 1 Jan 2005 |
| Reservoirs and tanks | 80 years | 2.50% | 1.25% | 1 Jan 2005 |
| Valves | 40 years | 5.00% | 2.50% | 1 Jan 2005 |