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Zone of intrusion behind barrier systems : protection of critical infrastructure elements and traffic

Description

The intent of this Design Bulletin is to discourage the placement of obstacles in close proximity to barrier systems when barriers are the only reasonable alternative that can be used. These... More ≫

Description

The intent of this Design Bulletin is to discourage the placement of obstacles in close proximity to barrier systems when barriers are the only reasonable alternative that can be used. These provisions should only be used when no other reasonable alternatives are available.

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Roadside design practices for Alberta - an update on barriers, guardrail, clear zone, etc.

Description

The department has recently completed a Review of Practices and Guidelines for Clear Zones, Barriers and other subjects related to Roadside Design. This technical bulletin is issued to notify... More ≫

Description

The department has recently completed a Review of Practices and Guidelines for Clear Zones, Barriers and other subjects related to Roadside Design. This technical bulletin is issued to notify designers of recommendations that have been approved as a result of this study.

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