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24h / 365days

We offer support for our customers

Mon - Fri 8:00am - 5:00pm (GMT +1)

Get in touch

Cybersteel Inc.
376-293 City Road, Suite 600
San Francisco, CA 94102

Have any questions?
+44 1234 567 890

Drop us a line

About us

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Have any Questions? +01 123 444 555

Rockfall Protection for roads

The NB Mobile DeFence is the perfect BAST-certified solution for use as a mobile protection system in road traffic.

The vehicle restraint system protects construction site workers and road users from accidents and stone impacts.

For fewer full road closures!

With successful testing in accordance with the European standard DIN EN 1317 to obtain containment level T3 W2.

Vehicle Restraint System for Rockfall Protection

Our latest development in the field of road safety is the NB Mobile DeFence. The system is already used as rockfall protection and to protect road users from construction work throughout Europe. It has been tested for use as a mobile protection system for road traffic according to the standards of DIN EN 1317, TB21 & TB41 and has the T3/W2 BAST certification.

The advantages of the NB Mobile DeFence are:

  • BAST-certified
  • FIA homologation for Nordbeton Mobile Debris Fence
  • FIA approved high tensile wire mesh ROMBO G80/4
    with special high tensile wire fastening for absorption
    and transmission of energy
  • DIN EN 1317 TB21 & TB41 impact tests on the road
    side of the system
  • Quick and easy installation limits need for road closures

TB 21 - 80 km/h Impact Speed

Test conditions:

Test type: TB 21

Impact speed: 80 km/h

Impact angle: 8°

Weight test vehicle: 1,300 kg

Containment level: T3 W1

TB 41 - 70 km/h Impact Speed

Test conditions:

Test type: TB 41

Impact speed: 70 km/h

Impact angle: 8°

Weight test vehicle: 10,000 kg

Containment level: T3 W2

Steel Sphere - 62 km/h Impact Speed

Test conditions:

Test type: Steel Sphere

Impact speed: 62 km/h

Impact angle: 90°

Weight test vehicle: 780 kg


We are available at any time for questions and requests regarding our products and services.
Either use the form or find your direct contact person here.

Data protection declaration: You agree that your data will be used to process your request in accordance with the data protection declaration. Further information and revocation instructions can be found in the privacy policy.
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