During construction project periods, construction project owners shall install and fix to the ground a full-height sight-blocking barrier fence and an overflow protection base around the perimeter of the construction site. For barrier fence height requirements, please refer to Schedule 2. Within 10 meters of a street corner or curve, a half-height construction fence should be installed.If the project refers to a road, tunnel, pipeline or bridge project carried out next to roads that are less than 8 meters in width or for a construction period of less than three months, a continuous simple fence shall be installed.When the perimeter of the construction site in the two foregoing paragraphs is located near natural barriers such as mountain slopes, rivers, lakes or other features that can serve as a natural fence, a fence installation is not required upon approval of the competent authority of the municipality (city) or county.Schedule 2. Requirements for Height of Barrier Fences.pdf