l Rotary anti-collision guardrail can be used as roadbed side guardrail, central partition guardrail, as well as bridge guardrail for small bridges, passages and culverts.

l When the anti-collision surface of the rotary anti-collision guardrail does not coincide with the elevation of the curb stone, the height of the curb stone should be increased.

l The compactness of roadbed in roadside and central partition zone should be strengthened by concrete foundation when necessary.

l Transition treatment should be carried out between the rotary anti-collision guardrail and other types of guardrail.

l Rotating barrel should be yellow, indicating warning.

l When the revolving anti-collision guardrail is set on the left side or the central partition of the lane, the color of the reflective strip should be yellow, while the color of the reflective strip should be white when it is set on the right side of the lane.

l Rotary anti-collision guardrail is not suitable for setting contour mark.

l When the width of the central partition band is less than that specified in the table below, the rotary anti-collision guardrail can be used for the central partition band guardrail.