Cases that require traffic circulation and collision avoidance in Vietnam

Cases that require traffic circulation and collision avoidance in Vietnam (Internet image)

Article 3 of Circular 40/2010/TT-BGTVT regulates cases that require traffic circulation and collision avoidance in Vietnam as follows:

- Conduct regular traffic circulation on inland waterways where multiple curved sections restrict visibility, on inland waterways that join bridges and culverts whose vertical and horizontal clearance are smaller than values specified by respective technical regulations and through water locks.

- Conduct traffic circulation and collision avoidance when repairing, constructing on inland waterways, extracting resources, dredging or removing obstacles that affect safety of water traffic.

- Conduct irregular traffic circulation and collision avoidance when any factor that affects safety of waterway structures and waterway traffic occurs, including:

• Waterway traffic incidents or accidents;

• Sections of waterways that have lower water level or dimensions unsatisfactory to respective technical levels;

• Natural disaster prevention, sports activities, festivals, national security and defense training or enforcement procedures;

• At request of competent authorities.

- Conduct traffic circulation in combination with collision avoidance for bridges and culverts whose vertical and horizontal clearance are lower than values specified under respective technical levels during rain seasons and for areas with unstable current with surface water velocity of ≥ 5 meters/second.

More details can be found in Circular 40/2010/TT-BGTVT of Vietnam, which comes into force from February 14, 2011.

Nguyen Phu

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