| Type |
Numbering |
Signpost |
Length in 2010, km |
| Primary Roads (Main Roads Class I) |
1-29 |
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8,568 |
| Secondary Roads (Main Roads Class II) | 40-98 |
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4,760 |
| Regional Roads |
3 digits |
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13,537 |
| Connecting Roads |
4 digits |
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51,295 |
| Secondary Connecting Roads |
5 digits |
Not signposted |







































