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Table 5 Bridge widths (Source: [4])
From: Comprehensive model for upgrading two-lane road network
Design Year Volume (ADT) | Usable Bridge Width (m) |
|---|---|
0–750 | Width of approach lanes |
751–2,000 | Width of approach lanes plus 0.6 m |
2,001–4,000 | Width of approach lanes plus 1.2 m |
Over 4,000 | Width of approach lanes plus 1.8 m |