Load Classification

Below are load classifications for your project. Please read carefully to make sure your installation weight will be what you need.

DIN 19580 / EN 1433

Grates and top rims shall be designed to meet the following loading classifications in a static condition.

Load Class A

Light Duty Grate design load up to or exceeding 3,372 lbs per foot. (15 KN). For pedestrian foot traffic only.

Load Class B

Medium Duty Grate design load of at least 28,100 lbs per foot. (125 KN). For light pneumatic tire traffic only. Sidewalks and residential parking.

Load Class C

Heavy Duty Grate design load of at least 56,200 lbs per foot. (250 KN). Commercial applications.

Load Class D

Grate design load of at least 89,920 lbs per foot. (400 KN). For pneumatic forklift traffic. Extra Heavy Duty. Roads and highways. H-20 load rated.

Load Class E

Grate design load of at least 134,800 lbs per foot. (600 KN). For commercial solid tire traffic patterns, and impacts from steel struts or metal wheels (forklifts).

Load Class F

Grate design load of at least 202,320 lbs per foot. (900 KN). For airport traffic. Requires Engineer designed system, please call for additional information.