How to apply for the construction of isolation piles within the red line?

Plant isolation piles and negotiate with the Planning Bureau. Plant isolation piles shall be negotiated with the Planning Bureau and relevant procedures shall be issued. Obstructing others, belonging to the public area, the property has the right to deal with it, or you can consult the Planning Bureau. If the traffic of pedestrians is affected and there are potential safety hazards, and negotiation fails, the police can be directly handled, and the legitimate rights and interests can be safeguarded according to law.