RESEARCH AND EVALUATE THE STATUS OF THE DRAINAGE SYSTEM OF HA TINH CITY

Abstract

Currently, Ha Tinh City is one of the urban areas with the fastest socio-economic development rate in the North Central region, however, along with that comes the requirement for synchronous development of the infrastructure. floors, including the urban drainage system. Although a number of projects to renovate and upgrade drainage systems have been implemented, drainage capacity and the ability to prevent flooding during the rainy season have not been much improved. Therefore, the study was conducted to evaluate the current status of water drainage system in key areas in the city; Analyze and point out the causes of urban flooding. The study uses the method of collecting and statistical data on the current status of natural drainage systems and flooded points after heavy rains; research methods and field surveys; The method inherits research conducted in the area. The research results show that the HTN that the city. Ha Tinh is using it as a common drainage system. Currently, the entire city has 60 km of ditches and main sewers (density of 8,3 km/ km2, much lower than the general regulations). The irrigation system only covers 57% of the city area, the rest is in a poor state of operation due to lack of maintenance and overload due to rapid urbanization. This is the basis for research, renovation and upgrading projects and planning projects for the city's water system. Ha Tinh in the near future.