Advancing Road Safety and Construction

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Road Barriers : Guardrail : Flex-Rail® W-Beam

1. Do I need backing pieces?

Backing pieces are only required on the intermediate post if a steel blockout is used. They are NOT required on timber blockouts.

2. What are the post spacings?

For strong post installations post spacings are 1.905m for Highway Flexrail™ and 2.0m for Bridge Flexrail™.


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