Medical wastewater treatment requirements and standards

Medical wastewater is also known as wastewater from hospitals containing a large number of pathogenic bacteria, viruses and chemicals that require special treatment. Hospital wastewater with direct and indirect infectious, toxic and other hazards, if not disinfected, inactivated and other harmless treatment, discharged directly into the sewer, will cause water and soil pollution, easy to become a social health hazards, a "source", leading to waterborne infectious diseases occurring in the epidemic. Therefore, medical wastewater should be professionally treated before discharge.

1. Wear protective masks and disposable gloves such as N95 when working; disposable masks and gloves need to be replaced in a timely manner;

2. Record the day's operation of the sewage treatment facilities in a timely manner on the use of pens, etc., with 75% alcohol for disinfection;

3. At the end of the work should be used in a soapy, disinfectant and hand-washing with running water;

4. /p>

4. Works with indoor sewage treatment facilities should be strongly ventilated, according to the actual situation of the use of ultraviolet light irradiation and other ways to strengthen the disinfection and sterilization.

5. Strictly in accordance with the sewage treatment process, to ensure that the sewage treatment facilities indicators and process parameters are normal, if necessary, sewage treatment facilities can be handed over to a third party to operate;

6. The main treatment unit of the equipment should be timely inspection and replacement, to ensure that 95% of the equipment intact;

7. Strengthening of the disinfection link of the medical wastewater treatment Supervision and inspection, strictly prohibit the discharge of medical wastewater without disinfection treatment or treatment not up to standard. The isolation area should be guided to the necessary sterilization and disinfection of external feces and sewage; (

8. Daily monitoring of sewage chemical oxygen demand, ammonia nitrogen, total phosphorus, total nitrogen, etc., to ensure that medical wastewater, sludge to meet the "standard for the discharge of water pollutants in health care institutions" (GB18466-2005) in the medical institutions of infectious diseases, comprehensive health care institutions in the relevant requirements;

9. Low radioactive wastewater should be treated by decay pond;

10. Waste liquid of phase washing room should be recovered silver, and waste liquid treatment;

11. Mercury-containing wastewater of stomatology department should be treated by removing mercury;

12. Wastewater of testing room should be collected separately according to the nature of the chemicals used, and treated separately;

13. Oil-containing wastewater should be set up to deal with the oil separator pond;

14.

14. Do not place heavy objects on top of the one-piece equipment, do not drive vehicles to prevent the risk of collapse.

15. Must pay attention to the sewage must not have large solids into the equipment, so as not to block the pipeline and orifice and damage to the pump; water inlet should be set up grille and other filtration devices.

Medical wastewater treatment affects people's health, so in the process of treatment not only to protect their own safety, but also to pay attention to the wastewater treatment to meet the standards before discharge.