| Time | Temperature for Road and Pavement Materials in (˚C) | |||
| Asphalt | Concrete | Earth, i.e. (Ordinary Ground) | Vegetation, i.e. (Grass) | |
| 8.00 a.m | 20 | 20 | 20 | 20 |
| 10.00 a.m | 24 | 23 | 22 | 21 |
| 12.00 noon | 28 | 26 | 24 | 22 |
| 2.00 p.m | 32 | 29 | 26 | 23 |
| 4.00 p.m | 28 | 26 | 24 | 22 |
| 6.00 p.m | 24 | 23 | 22 | 21 |