According to the Regulation on River Management in People's Republic of China (PRC) (1988+00 issued by the State Council Decree No.3 in June). On both sides of the river, there should be management scope and protection scope; The scope of the Measures for the Administration of Rivers in XXX Province (or City) promulgated by the provincial or municipal government is 10~ 30m outside the dike slope line and 200m outside the protective dike slope line.
According to the Regulations of People's Republic of China (PRC) on River Management
Article 20 The management scope of embankmentd rivers includes waters, sandbanks, beaches (including cultivated land), flood discharge areas, embankments on both sides of the strait and dike protection areas.
The scope of management of river courses without dikes shall be determined according to the historical maximum flood level or design flood level.
The specific scope of river management shall be designated by the local people's governments at or above the county level.
However, if there are roads around your home, there is a distance limit. The national highway is more than 20 meters, the provincial highway 15 meters, the county road 10 meters and the township road is more than 5 meters.
According to Article 29 of the Regulations on Highway Management in People's Republic of China (PRC), when building permanent engineering facilities on both sides of the highway, the distance between the edge of the building and the outer edge of the highway side ditch shall be no less than 20m for the national highway, no less than15m for the provincial highway, no less than10m for the county road and no less than 5m for the township road.