Towers and tower equipment Base station towers (including civil costs and overheads)

•    Base station equipment (including civil costs and overheads)

10-20 years

•    Base station equipment (other equipment)

15 years

•    Base station equipment (rectifier and solar power)

10 years

•    Base station equipment (alarm and battery)

3-5 years

•    Base station equipment (generator & generator overhaul)

1-3 years

•    Base station equipment (base transmission equipment)

8-10 years

Fiber assets

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•    Fixed line network equipment (including civil works, duct system, cable system and survey costs)

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25 years

•    Outdoor cabinet

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10 years

     Land and buildings, furniture and office equipment, and motor vehicles

•    Office complex

40 years

•    Furniture and office equipment

3 years

•    Motor vehicles

4 years