Table 10 Weight of pavement exposure indices
From: Analysis methodology and assessment indices of vulnerability for asphalt pavement in cold regions
First grade indices | Second indices | Weight | Third grade indices | Weight |
|---|---|---|---|---|
Pavement exposure | Extreme low temperature climate | 0.4065 | Extreme minimum temperature | 0.4562 |
Low temperature duration | 0.2934 | |||
Daily temperature difference | 0.2504 | |||
Extreme high temperature climate | 0.2148 | Extreme maximum temperature | 0.4215 | |
High temperature duration | 0.2716 | |||
Annual average solar radiation | 0.1918 | |||
Route design | 0.1151 | |||
Extreme rainfall climate | 0.1289 | Annual rainstorm days | 0.4447 | |
Pavement drainage capacity | 0.2537 | |||
Topography conditions | 0.1750 | |||
Geotechnical types | 0.1266 | |||
Extreme freeze-thaw days | 0.2499 | Freeze-thaw days | 0.3172 | |
The permafrost characteristics | 0.4355 | |||
Blizzard frequency | 0.2473 |