Class loads
LOAD CLASSES OF SURFACE WATER DRAINAGE
|
Class A15 - up to 1.5 tons Areas designated for pedestrians and cyclists, as well as green areas. |
|
![]() |
Class B125 - up to 12.5 tons Sidewalks, pedestrian zones and associated areas, private and multi-level car parks. |
|
Class C250 - up to 25 tons Reinforced shoulders up to 0.5 m wide and sidewalks up to 0.2 m wide. |
|
![]() |
Class D400 - up to 40 tons Roadways, pedestrian streets, reinforced shoulders, and parking lots for all types of vehicles. |
|
Class E600 - up to 60 tons Areas subjected to high loads, such as ports, industrial zones, and areas for loading/unloading goods. |
|
![]() |
Class F900 - up to 90 tons Areas subjected to very high loads, such as airports and container loading/unloading zones. |



