Vietnam: List of 100 arduous, hazardous, and dangerous occupations and works in the electricity sector in 2021

No.

Name of occupations and works

Description

Class V working conditions

1

Operating coal conveyor belts under underground tunnels and thermal power plants

Must travel many times, consume a lot of energy, dirty, very high dust concentration

2

Operating electricity and operating machines in the tunnels of hydroelectric power plants

Dealing with complex work, having to travel a lot, having poor ventilation in the workplace, and being affected by noise and vibration throughout the work shift

3

Repairing information cables and power cables in tunnels

Heavy work, always exposed to oil and grease, lack of oxygen in the workplace, affected by noise and vibration.

4

Removing rust and paint in sealed containers in underground caves

Cramped workplace, lack of light, lack of oxygen, restrictive posture, affected by chemicals in paint and CO 2

5

Sandblasting to remove rust and paint in the tunnel

Heavy work, affected by noise, vibration, high concentrations of dust, chemicals in paint, and CO 2

6

Drilling and spraying concrete in tunnels

Heavy work, high energy consumption, impact of dust, very high noise and vibration exceeding allowable standards many times

7

Spectroscopic and ultrasonic metal inspection in power plants.

Working under the influence of radioactive substances; Hot, noisy, dusty environment, sometimes working in places lacking air.

8

Operating steam drums of thermal power plants.

The workplace has high temperatures, is very dusty and dangerous.

9

Repairing hydraulic mechanical equipment for water intake gates and spillway gates.

Heavy and dangerous work (working at a height of over 30 m); The working space is narrow, slippery, and very dangerous.

10

Repairing water pumps for hydroelectric plants.

Heavy work, narrow, slippery, wet working space; Under the impact of heat, noise, gasoline and oil fumes.

11

Operating and repair cranes in generator tunnels.

Arduous work, often exposed to dirt, oil, grease and high noise.

12

Operating and repair ventilation systems in hydroelectric plant tunnels.

Arduous work, exposed to dust, oil, grease and high noise levels.

13

Management and operation of 500KV transformer lines and stations.

Heavy work, often traveling along lines through complex terrain and climate; Exposure to high, dangerous electromagnetic fields.

14

Repairing energized lines and transformer stations with voltage levels above 01 KV.

Dangerous work, often working at heights, psychological stress.

Class IV working conditions

15

Operating thermal power plant furnaces

The workplace has high temperatures, is very dusty and dangerous

16

Repairing and insulating furnaces of thermal power plants

Heavy, hot work, very high dust concentration, frequent contact with glass wool can easily cause itching and allergies.

17

Repairing hydraulic equipment, repairing main machine equipment, repairing main electrical equipment of power plants

Exposure to grease, dirt and noise, and restrictive working posture

18

Operating machines and Operating electricity in power plants

Complicated work, lots of travel, impact of noise, very high dust concentration

19

Head of thermal power plant operation team

Traveling a lot, the effects of heat, noise and dust exceed allowable standards many times

20

Operating circulation pumps for thermal power plants

Working in wet basements, continuously affected by high noise

21

Chief of coal operation team of thermal power plant

the effects of high noise and dust concentrations

22

Operating power plant turbine auxiliary equipment

Frequent exposure to vibration and very high noise

23

Operating air compressors at pressures of 8kg/cm 2  or more

The impact of vibration and noise is very high

24

Repairing steam valves for thermal power plants

The workplace is cramped, the working posture is restrictive, and the effects of heat and dust are very high

25

Electrical equipment testing, high voltage electrical testing.

The effects of high electromagnetic fields and frequent exposure to high voltage electricity are very dangerous to life

26

Repairing power plant automatic equipment

Impact of dust, vibration and high noise

27

Mechanical and electrical repair in power plants

Restricted working posture, affected by noise, vibration and dust

28

Repair and control of thermal power plants

Frequent exposure to heat, vibration and high noise

29

Repairing fuel systems in thermal power plants, including: (Coal loading and unloading system, CSU, GSU, coal conveyor, bridge crane and tower crane).

The workplace is dirty and very dusty, and the working posture is awkward

30

Industrial cleaning of thermal power plants

Manual work, affected by heat, noise and very high dust concentration

31

Operating the water intake gate of the left bank pumping station, the opening and closing device of the right wing of the Hoa Binh hydroelectric plant's spillway

Heavy work, wet, greasy workplace, high noise impact

32

Repairing and recharging batteries in the underground power plant

The workplace lacks oxygen and is often exposed to H 2 SO 4 and CO 2 acids

33

Repairing air compressors and transformer station equipment

The workplace is cramped, greasy, and affected by high noise

34

Experimenting with power plants

Frequently being exposed to grease, toxic chemicals, noise and dust

35

Filtering transformer oil in the underground cave

The workplace is cramped, often exposed to oil and grease, and affected by high noise

36

Repairing mechanical and electrical accessories in the underground power plant

Working under poorly ventilated workplace, restrictive posture, high noise impact

37

Drilling and spraying concrete with a portable air compressor

Heavy, dirty work, under the impact of dust, noise and vibration that exceeds allowable standards many times

38

Driving a 350 ton crane in a hydroelectric plant tunnel

Working at height, affected by vibration and loud noise

39

Industrial cleaning in hydroelectric plant tunnels

Manual work, workplace lacking oxygen, affected by dust, vibration and high noise

40

Workers operating transformer stations of 110 KV or more

Psychological stress, being affected by high electromagnetic fields, greatly affects health

41

Geological workers monitor the terrain

Working outdoors, walking a lot, consuming a lot of energy

42

Calibration of thermal power plant boilers.

Working next to equipment with high temperatures from 160 0 C to 540 0 C, under the impact of noise and dust.

43

Operating coal mill in thermal power plant.

Working under the impact of heat, noise and high concentrations of coal dust.

44

Operating conveyor belts, scoop and collect coal in thermal power plants.

Heavy manual work, affected by heat, noise and high concentrations of coal dust.

45

Operating oil pumps for heating furnaces in thermal power plants (Operating oil houses).

Frequently being exposed to grease, noise and high temperatures.

46

Operating the slag disposal system of the thermal power plant (slag disposal pump, dust removal, irrigation...).

Frequently being exposed to heat, high noise levels and dust concentrations exceeding permissible standards.

47

Thermal inspection (main duty, auxiliary duty) in thermal power plant.

Frequently being exposed to heat, vibration, high noise levels and dust concentrations exceeding permissible standards.

48

Repairing electrical equipment in power plants.

Restrictive working posture, affected by noise, vibration and dust.

49

Optical driver flips the coal carriage.

Frequently working in hot, dusty, and noisy environments exceeding permissible standards.

50

Coal wagon hookup in thermal power plant.

Working outdoors, being affected by the environment (heat, cold, wind...), noise and high coal dust concentration.

51

Workers shovel slag from the furnace of a thermal power plant.

Hard, monotonous work; Frequently being exposed to heat and dust.

52

Operating gas turbines.

Working under the impact of vibration, heat and noise in excess of allowable standards.

53

Welding and grinding of water deflector blades and hydroelectric plant turbine blades.

Working in deep tunnels, lacking oxygen; Frequent exposure to noise, high temperatures, toxic gases and steel dust.

54

Managing and operating lines from 110KV to under 500KV.

Frequently traveling along lines, through complex terrain and climate areas; Exposure to high electromagnetic fields affects health.

55

Industrial cleaning of 500 KVA transformer station.

Monotonous work; Exposure to dust and high electromagnetic fields affects health and is dangerous.

56

Production of meter boxes made of composite materials.

Exposure to heat and high concentrations of toxic chemicals can cause difficulty breathing and fatigue.

57

Repairing and drying transformers with capacity of 200 KVA or more.

Arduous work, often exposed to grease and high temperature environments.

58

Operating aluminum cable braiding machine.

Working under direct effects of aluminum dust and high noise.

59

Operating centrifugal concrete pole molding machine.

Working under the impact of noise, vibration and dust.

60

Production of insulating materials.

Heavy work; exposed to high temperatures and toxic chemicals (Phenol, Formalin, Ammonia.) in high concentrations.

61

Operating and repair turbine cranes and generators of thermal power plants

Working at height, mental and psychological stress, under the influence of dust, high noise and loud vibrations.

62

Operating coal warehouse crane of thermal power plant.

Working at height, in restrictive positions, under the impact of dust, vibration, and high noise.

63

Operating machines to beat and destroy piles of coal warehouses at thermal power plants.

Working at height, often having to move up and down, being affected by heat, dust, and high noise.

64

Operating and repair desulfurization equipment for thermal power plants.

Working at different heights (from 25 meters to minus 10 meters), being exposed to sealed radioactive sources, and being affected by dust and noise.

65

Repair of refrigeration equipment for thermal power plants.

Working at height, in restrictive posture, Frequently being exposed to refrigerant, exposed to dust, heat and noise.

66

Operating and repair measuring and control equipment for thermal power plants.

Working at many different heights (from 50 meters to minus 10 meters), mental stress, restrictive working posture, and being affected by dust, heat, noise, and radiation.

67

Operating and repairing slag lake water circulation pump stations for coal-fired power plants.

Arduous work, affected by noise, vibration, and Frequently being exposed to HCl acid vapor.

68

Staff testing and calibrating steam turbines at thermal power plants.

Dangerous work, restrictive working posture, affected by loud noise and vibration.

69

Head of the experimental team, calibrating boiler and turbine equipment for thermal power plants.

Dangerous work, restrictive working posture, affected by loud noise and vibration.

70

Operating and repair hydrogen electrolysis equipment for thermal power plants.

Frequently being exposed to alkaline vapor (KOH) and H2 gas, affected by high noise.

71

Operating and repair circulating water channel equipment and waste equipment on slag lakes of thermal power plants.

Frequently working outdoors, traveling a lot (over 15 km/day), heavy work, exposed to dust and dirt.

72

Repairing information equipment (communication cables, telephones, speakers, walkie-talkies, surveillance cameras) in thermal power plants.

Frequently walking up and down (from minus 10 meters to 50 meters), restrictive working posture, affected by dust, noise and electromagnetic fields.

73

Driving a truck carrying slag in a thermal power plant.

Working in areas with electrical equipment, narrow walkways, mentally stressful work, subject to noise, vibration, and heat.

74

Directly measuring, checking, delivering and receiving coal and oil at thermal power plants.

Frequently working outdoors; Inspection in damp caves and tunnels, restrictive work, under the impact of heat, dust, and oil vapor.

75

Sampling coal and oil from thermal power plants.

Frequently working outdoors; Inspection in damp caves and tunnels, restrictive work, under the impact of heat, dust, and oil vapor.

76

Operating ash and slag filtration systems and equipment in thermal power plants.

Frequently working outdoors and being exposed to heat and dust.

77

Operating coal unloading station of thermal power plant.

Frequently working outdoors, working on rivers, and being affected by heat and dust.

78

Driving a self-propelled bridge car in a thermal power plant.

Mentally stressful work, affected by heat and dust.

79

Managing and operating transformer stations from 110KV to under 500 KV.

Heavy, mobile work, exposed to high electromagnetic fields.

80

Repairing and cleaning condensation chambers and main cooling circulation pump pipes of steam turbine units.

The workplace is cramped, lacks light, lacks oxygen, and is exposed to heat.

81

Replacing gas turbine air filter.

Working at height, under the impact of glass dust and noise.

82

Workers working with industrial radiation cameras; Tested by liquid penetrant method (PT), tested by magnetic powder (MT).

Exposure to toxic chemicals, exposure to ultraviolet rays and radiation.

83

Repairing and maintenance of station equipment from 110KV to under 500 KV.

Dangerous work, affected by high electromagnetic fields.

84

Repairing and maintenance of gas turbines, steam turbines, heat recovery furnaces and thermal power plant generators.

Stressful work requiring high precision, subject to heat, dust, and noise.

84

Spraying and coating metal turbines of thermal power plants.

Exposure to silica dust, toxic chemicals, and exposure to radiation.

85

Management and operation of medium and low voltage power grids.

Working at height, outdoors, in direct contact with power sources.

86

Operation and maintenance of power stations using oil (diesel stations).

Often in contact with oil and grease, and under the impact of noise.

87

Operation and maintenance of medium voltage transformer stations.

Mental stress, exposure to high magnetic fields.

88

Check, verify and calibrate electricity measuring equipment

Direct contact with lead, high electromagnetic fields.

89

Hang, remove, monitor and maintain electricity measuring equipment

Working at height, outdoors, in direct contact with power sources

90

Drive an electrical repair crane

Working outdoors, being affected by heat, dust, noise, and psychological stress

91

Transformer petrochemical experiment

Frequently being exposed to grease, toxic chemicals, noise and dust

92

Operating solar power plants

Regularly check and handle incidents in dangerous places with high voltage or on the surface of a lake or on the roof of an outdoor distribution station.

93

Survey, install and repair solar energy systems

Dangerous work, often working at height, mental and psychological stress

ninety four

On duty to operate, manage and troubleshoot electricity telecommunications systems

The work is mentally and psychologically stressful and is affected by noise and magnetic fields

95

Telephone operator at electricity customer care centers

Psychologically stressful work

96

Construction and repair of poles, lines and transformer station equipment with voltage levels below 110 KV

Working at height, heavy work, restrictive posture, physically demanding, often working outdoors in hot, dangerous environments

97

On duty to operate and troubleshoot electricity information technology systems

Frequently work in the duty room, computer room, travel across provinces to respond to incidents, outdoor systems or in limited spaces.

98

Building and developing shared software within Vietnam National Electricity Group

Regularly working with computers throughout the shift, receiving information from customers via phone, and provide advice, answers, and instructions.

99

Operating, repairing and maintaining electric fiber optic cable networks

Working in contact with electricity and electromagnetic fields, in restrictive positions

100

Operational chemistry in thermal power plants (water treatment, furnace water treatment, wastewater treatment)

Working in the laboratory, in the factory and outdoors, working at height. While working exposed to chemicals, such as coagulants, alkalis, acids and high noise.