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1. Inspection of traffic barrier

The traffic barrier inspection includes daily inspection and quarterly regular inspection, and the inspection contents are as follows:

(1) Whether the structural parts of various guardrails are damaged or deformed, and the fastening condition of columns and horizontal members.

(2) Pollution degree and paint condition.

(3) The degree of slack in the cable.

(4) Defects of guardrail and reflective film.

2. Maintenance

(1) Weeds and other accumulated sundries around the guardrail shall be removed frequently.

(2) The paint on the guardrail surface shall be brushed in time if it falls off.

(3) If the guardrail is damaged or deformed due to traffic accidents or natural disasters, it shall be supplemented or replaced in time.

(4) If the elevation of guardrail changes significantly due to pavement reinforcement or subgrade profile adjustment, the height of guardrail shall be adjusted accordingly.

(5) The seriously rusted guardrail shall be replaced.

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