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Load Selection & Testing Standards

Engineered for Extreme Strength. Certified for Global Compliance.


​Selecting the correct load class is the most critical step in specifying FRP manhole covers and gratings. At Fibera FRP, our products undergo rigorous testing protocols to ensure they meet and exceed international safety benchmarks. This guide will help you determine the exact load rating required for your specific application.


FIBERA Load Selection Guide & Classifications

Group 1: 2.5 MT (Extra Light Duty - ELD)Group 2: 5 MT (Light Duty - LD)Group 3: 12.5 MT (Medium Duty - B125)Group 4: 25 MT (Heavy Duty - C250)Group 5: 40 MT (Extra Heavy Duty - D400)Group 6: 60 MT (Super Heavy Duty - E600)

Group 1: 2.5 MT (Extra Light Duty - ELD)

  • Suitable for: Bicycle & pedestrian load. Takes point load up to 2500 Kg.
  • Applications: Cycle Path, Footpath, Garden, Indoor Locations.

Group 2: 5 MT (Light Duty - LD)

  • Suitable for: Motorcycle & 3-wheel load. Takes point load up to 5000 Kg.
  • Applications: Curb side of car parking, Motorcycle & 3-wheeler parking.

Group 3: 12.5 MT (Medium Duty - B125)

  • Suitable for: SUV car movement. Takes point load up to 12.5 Metric Ton.
  • Applications: Car only road, Basement parking, Service lane.

Group 4: 25 MT (Heavy Duty - C250)

  • Suitable for: Curbside of main road. Takes point load up to 25 MT.
  • Applications: Curbside of main road, School bus, Ambulance.

Group 5: 40 MT (Extra Heavy Duty - D400)

  • Suitable for: Main traffic road. Takes point load up to 40 MT.
  • Applications: Fire tender movement, Heavy vehicle movement.

Group 6: 60 MT (Super Heavy Duty - E600)

  • Suitable for: Industrial road. Takes point load up to 60 MT.
  • Applications: Dockyard lane, Airport hangar, Industrial vehicle movement.

Our Testing Standards & Certifications

To guarantee zero-failure performance under heavy traffic and harsh conditions, all Fibera FRP composites are manufactured and tested in strict accordance with the world's leading infrastructure codes:

BS EN 124

The European standard and globally accepted benchmark for manhole covers and gully tops in vehicular and pedestrian areas.

IS 1726

The Indian Standard specification for cast iron manhole covers and frames (adapted for composite testing parameters).


ISO 9001:2015

Certified quality management systems ensuring consistent manufacturing excellence.

Need the Right FRP Solution for Your Next Project?

From BS EN 124 load selection to custom manufacturing, our structural experts are here to help you specify the perfect composite covers and gratings for your site. Let's build something that lasts.

Consult with our Team