Circular No. 20/2016/TT-BLDTBXH Issuing the List of Occupations and Jobs with Harsh Working Conditions, Hazardous, Dangerous, and Particularly Harsh and Hazardous Working Conditions in the Military

THE MINISTER

(Signed)

Dao Ngoc Dung

MINISTRY OF LABOR - INVALIDS AND SOCIAL AFFAIRS

SOCIAL

SOCIALIST REPUBLIC OF VIET NAM

Independence - Freedom - Happiness

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Working conditions type VI

1

Storing, maintaining, repairing weapons and equipment on armored vehicles in military underground facilities.

Workplace is cramped, hot, cold, and lacks oxygen.

2

Inspecting and testing armored vehicles and wheeled equipment.

Heavy work, workplace is hot, cramped, lacks oxygen, has excessive vibration and dust beyond permissible levels.

Category V Working Conditions

1

Operating vehicles to serve the repair of weapons and equipment on tanks and armored vehicles in military underground tunnels.

Heavy, arduous, dangerous work in cramped, hot, cold, oxygen-deficient environments.

2

Maintaining and servicing electrical equipment in military underground tunnels.

Workplace is cramped, hot, cold, and lacks oxygen.

3

Welding parts during the repair of weapons and equipment on tanks and armored vehicles.

Work in cramped, confined, hot, dangerous environments with frequent exposure to toxic fumes.

4

Cleaning weapons and equipment on tanks and armored vehicles and ammunition using chemicals by manual methods.

Work in hot environments with frequent exposure to harmful chemicals such as acids, alkalis, ethers.

Category IV Working Conditions

1

Operating air compressors to fill compressed air tanks for tanks and armored vehicles.

Heavy, dangerous work affected by high noise levels.

2

Guarding military underground tunnels in mountainous areas.

Outdoor work under mental stress.

3

Operating cranes to serve the repair of weapons and equipment on tanks and armored vehicles.

Outdoor work in cramped, hot conditions, straining vision, affected by noise and dust.

4

Operating battery charging stations for tanks and armored vehicles.

Heavy work with frequent exposure to harmful chemicals.

5

Machinist repairing parts for weapons and equipment on tanks and armored vehicles.

Work in hot environments affected by metal dust, noise, and vibration.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Working conditions type VI

1

Workers producing propellant and explosives.

Frequent exposure to harmful chemicals, working in oxygen-deficient environments, and experiencing psychological stress.

2

Workers producing intermediate materials for propellant and explosives.

Frequent exposure to harmful chemicals, straining vision, and experiencing mental fatigue, dangerous work, and risk of fire and explosion.

3

Researching, testing, producing, processing, and testing TNT explosives.

Very dangerous work with a high risk of fire and explosion, frequent exposure to various chemicals.

4

Researching, designing, experimenting, calibrating, and testing missile systems, radar, artillery, electronic warfare, and information systems on warships and underwater weapons.

Affected by high-frequency waves, noise, heat, vibration, and psychological stress.

Category V Working Conditions

1

Managing, inspecting, and evaluating weapon and ammunition design standards.

Very dangerous work with a high risk of fire and explosion, and psychological stress.

2

Operating special vehicles to transport experimental samples, weapons, ammunition, and chemicals for ammunition testing.

Hazardous work with frequent exposure to dangerous chemicals like liquid fuel, propellant, and explosives.

3

Managing, storing, maintaining, and repairing missile and anti-tank ammunition supplies.

Dangerous work with frequent exposure to harmful chemicals and mental stress.

4

Pouring and casting molten iron and steel to produce weapon and ammunition parts.

Heavy, dangerous work affected by heat and toxic fumes.

5

Hot rolling of metals to produce weapon and ammunition parts.

Frequent exposure to heat and affected by dust and noise.

6

Pouring and casting aluminum and copper billets to produce weapon and ammunition parts.

Heavy work in very hot and noisy environments exceeding permissible standards.

7

Casting and rolling hot aluminum and copper to produce weapon and ammunition parts.

Heavy work in extremely hot and noisy environments.

8

Painter in ship hulls, painting anti-corrosion coatings on military ships.

Working in cramped, dark, and oxygen-deficient environments.

9

Storing, maintaining, and repairing tank and armored vehicle supplies on chemical storage lines.

Working in hot environments with frequent exposure to toxic fumes, oil, and chemicals.

10

Repairing mechanical and electrical equipment, operating air compressors, refrigeration, and steam equipment in propellant and explosive production lines.

Working in hot, humid environments with frequent exposure to toxic gases (CO, NO, NO₂, SO₂, SO₃), ammonia (NH₃) and chemicals, in oxygen-deficient environments.

11

Environmental management in factories producing propellant, explosives, missile fuels, and intermediate products.

Heavy work with frequent exposure to harmful factors such as toxic fumes (NO, NO₂, SO₂, SO₃), ammonia (NH₃) and chemicals.

12

Heat treatment of weapon parts.

Affected by heat radiation, toxic fumes, energy consumption, and muscle strain.

13

Working on floating docks (floating docks on rivers) for military ship construction.

Frequently working in cramped, oxygen-deficient tunnels, affected by heat and high noise levels.

Category IV Working Conditions

1

Blackening, plating, coating, and painting optical weapons; heating oils and chemicals to preserve weapons.

Frequent exposure to harmful chemicals, heat, noise, and dust.

2

Repairing laboratory equipment for propellant and explosive testing.

Frequent exposure to harmful chemicals and heat.

3

Warehouse keeper, inventory, storage, and handling of chemical supplies for training, ammunition testing, and military flammables.

Heavy work with exposure to harmful chemicals, very dangerous.

4

Repairing track vehicles.

Heavy work with frequent exposure to oil, chemicals, and cramped postures.

5

Supervising welding, cleaning, and painting of warship hulls.

Frequently working outdoors in sunny, hot conditions, straining vision.

6

Researching, testing, and producing piezoelectric PZT ceramic components for weapons.

Working in hot environments with exposure to metal dust and acids.

7

Inventory clerk in weapon and ammunition warehouses.

Frequent exposure to harmful chemicals.

8

Producing paper boxes and tubes for ammunition storage.

Exposure to harmful chemicals and dusty, noisy environments.

9

Personnel conducting maintenance and calibration of artillery, equipment, ammunition, and specialized measuring instruments for artillery, equipment, and ammunition.

Frequently working in enclosed rooms with exposure to gasoline, harmful chemicals.

10

Warehouse keeper, inventory, storage, and handling of supplies and chemicals for weapon and ammunition maintenance.

Frequent exposure to oil and harmful chemicals.

11

Workers producing dry oil bags, tools, and paper for preserving artillery and ammunition.

Manual work with frequent exposure to hot oil and dust.

12

Personnel repairing and maintaining weapon storage facilities.

Frequent exposure to hazardous environments and cramped working postures.

13

Workers filling compressed air cylinders, fire extinguisher cylinders, and drying silica gel to serve weapons and ammunition.

Work posture is cramped and mentally stressful.

14

Warehouse keepers managing, storing, and handling equipment and technical supplies for special missile equipment.

Heavy work, frequently exposed to hazardous chemicals, cramped and mentally stressful working posture.

15

Warehouse keepers managing, storing, and handling military vehicles, power supply stations within defense and national reserve material warehouses.

Always exposed to oil and grease, cramped working posture.

16

Mechanics charging batteries for military vehicles and machines in defense and national reserve vehicle warehouses.

Manual labor, always exposed to chemicals.

17

Drivers, assistants, escorting transportation of propellants, explosives, missile fuel, and intermediate products.

Heavy, dangerous work with dust and noise.

18

Casting molds for producing weapon parts from cast iron and steel.

Hot, noisy, dusty, shift work.

19

Sieving and mixing sand for casting molds to produce weapon parts.

Heavy, noisy, dusty, shift work.

20

Sampling and analyzing metal products for producing weapon parts.

Exposure to toxic gases, shift work.

21

Operating electric furnaces for steel production for weapon parts.

Hot, noisy, dusty, shift work.

22

Heat treatment of metals (annealing, quenching, tempering) for producing weapon parts and ammunition.

Heavy work, extremely hot with radiation effects, CO exposure.₂, SO₂ Very high noise levels.

23

Plating weapon parts and fuses (Nickel, Chrome, Zinc).

Frequently exposed to harmful chemicals.

24

Operating furnaces and boilers for weapon production.

Heavy, extremely hot work with radiation heat effects, high concentration of coal dust, very loud noise.

25

Heat treating metals for weapon and ammunition parts.

Heavy, extremely hot, dusty, noisy work.

26

Cleaning, annealing, carburizing, and coloring metal parts and products using chemicals for weapons.

Frequently exposed to acids and alkalis.

27

Pressing plastic parts for weapons and fuses.

Frequently exposed to heat, dust, and toxic gases.

28

Producing cast iron for weapon manufacturing.

Heavy, dangerous work with heat and dust exposure.

29

Heating metals in high-frequency furnaces in weapon manufacturing plants.

Heavy work with heat and dust exposure.

30

Painting weapon and ammunition parts manually, electrostatic painting, and drying.

Frequent exposure to toxic paint chemicals, cramped working posture.

31

Repairing mechanical and electrical machinery for weapon part production.

Working in a harmful chemical environment, cramped working posture.

32

Welding weapon parts by melting method.

Heavy work, cramped working posture, exposed to heat and toxic gases.

33

Pressing tire and artillery wheel components.

Heavy work, exposed to high temperatures, chemicals, and solvents.

34

Supervising military ship construction.

Frequently works outdoors, exposed to toxic gases, radiant heat, dust, noise, vibration, and mental stress.

35

Quality inspection and evaluation for military ship repair and modification.

Working environment at depth, low oxygen, toxic, dangerous, and visually straining.

36

Security and protection in factories producing propellants, explosives, missile fuel, and intermediate products.

Outdoor work, frequently exposed to toxic gases such as NO, NO2._2, SO2.₂, SO₃), ammonia (NH₃.

37

Welding military ship hulls.

Outdoor welding, hot, cramped working posture, exposed to CO.₂.

38

Operating electric and diesel cranes.

Exposed to noise, dust, and heat.

39

Repairing ship engines (in docks, piers).

Heavy, hot, humid work frequently exposed to oil.

40

Aluminum plating worker (aluminum plating).

Exposed to toxic gases, shift work.

41

Plating weapon parts with cyanide.

Heavy work, exposed to toxic gases.

42

Operating boilers for weapon production.

Heavy, dusty, noisy, and hot work.

43

Hot stamping weapon parts.

Heavy work, exposed to radiant heat and very high noise.

44

Cleaning castings for weapon part production.

Heavy work, exposed to heat, noise, and dust.

45

Driving crane in the foundry workshop for weapon part production.

Hot, dusty, and mentally stressful work.

46

Zinc, Chrome, Lead, Nickel plating on weapon parts.

Exposed to various toxic gases and chemicals like HCl, NH3OH, NHCl, ZnO, and lead.₃), ammonia (NH₄OH.₄Cl, ZnO, and lead.

47

Electric and gas welding for weapon part production.

Exposed to heat and toxic gases.

48

Operating high-pressure air compressors (8kg/cm2) for weapon part production and repair.²High vibration and noise exposure.

Operating hammer machines for weapon part production.

49

Exposed to high temperatures, large vibrations, and excessive noise.

Cold rolling aluminum for weapon part production.

50

Heavy work, cramped working posture, exposed to high noise.

Annealing and shaping copper and aluminum for weapon part production.

51

Heavy work, exposed to noise and toxic gases.

Drawing copper and aluminum wires for weapon part production.

52

Heavy work, exposed to high noise.

Steam treating aluminum for weapon part production.

53

Heavy, hot work, frequently working in dusty environments.

Electrostatic painting for weapon part production.

54

Frequent exposure to toxic chemicals and heat.

Dry grinding metal weapon parts.

55

Exposure to grinding dust, metal dust, and noise.

Polishing, rust removal, and buffing metal weapon parts.

56

Cramped working posture, frequent exposure to high noise and dust concentrations.

Drilling, milling, planing, and turning cast iron weapon parts.

57

Strained vision, high concentration required.

Applying primer and spraying paint on machine bodies for weapon parts.

58

Heavy work, exposed to paint solvents and gasoline fumes.

Hammer forging weapon parts weighing 350 kg or more.

59

Heavy work, hot, and very loud noise affecting hearing.

Workers operating power transformers of 110 KV or higher for weapon and ammunition production.

60

Mental stress, exposed to high electromagnetic fields, significantly impacting health.

Hand forging weapon parts.

61

Manual heavy work, exposed to heat, dust, and CO.

Breaking casting molds with steam hammers for weapon and ammunition parts.

62

Heavy, hot, dusty, and vibrating work.

Operating metal stamping machines for weapon part production.

63

Hot, noisy, vibrating, and straining visual work.

Heat, noise, vibration, visual stress.

64

Operating a furnace to smelt metal for the production of weapon parts.

Heavy, hazardous work, frequently exposed to high temperatures, CO and CO2._2.

65

Operating metal stamping, grinding, and ball polishing machines for the production of weapon parts.

Frequently exposed to vibration, noise, and toxic chemicals.

66

Turning gun barrel components from cast iron.

Dust, visual strain, high concentration required.

67

Coating and painting electrical wires of weapon parts with insulating materials.

Drawing copper and aluminum wires for weapon part production.

68

Industrial sewing, stitching military goods.

Constrained working posture, monotonous work, visual strain, and psychological fatigue.

69

Operating plastic processing machinery such as mixers, extruders, and presses for PVC and PE to serve weapon and ammunition production.

Hazardous work, frequently exposed to dust, toxic fumes, and high temperatures.

70

Rolling and shaping rubber sheets for weapon parts.

Affected by noise, gasoline, and SOx.₂­­.

71

Vulcanizing rubber products for weapon parts.

Heavy work, exposure to toxic chemicals.

72

Producing pressure-resistant rubber tubes for weapon parts.

Heavy work, exposure to catalysts and sulfur.

73

Repairing mechanical and electrical equipment of machine tools, printing machines, and military documents.

Working in an environment with toxic chemicals, constrained working posture.

74

Producing and winding paper tubes for packaging explosive materials for military production.

Exposed to heat, toxic chemicals, and dust throughout the work shift.

75

Driving specialized transport vehicles carrying chemicals for defense production.

Exposed to noise, vibration, toxic chemicals, danger, and nervous tension.

76

Chemical analysis and quality control of chemicals for defense production.

Frequently exposed to toxic chemicals.

77

Measuring, inspecting, calibrating, and repairing measuring instruments in the production line of weapons, ammunition, propellants, explosives, missile fuel, and intermediate products.

Heavy work; frequently exposed to toxic chemicals such as NO, NO2, DNT, DBP, Xentralit, ether.₂, SO₂, SO₃.

78

Producing printed circuit boards for weapon parts.

Frequently exposed to chemicals (copper plating, tin plating, FeCl3, acetone, benzene) and film washing solutions, fixing agents, and photoresist strippers.₃.

79

Producing gases for defense purposes.

Heavy work; working in dangerous environments with high risk of fire and explosion.

80

Producing light amplification tubes for weapon parts.

Frequently exposed to chemicals such as H2, HNO3, TCE.₂SO₄.₃.

81

Welding weapon parts.

Heavy work, constrained posture, frequently exposed to welding coolant solutions.

82

Ultrasonic magnetic inspection of weapon parts.

Exposure to toxic gases, electromagnetic radiation, visual strain.

83

Designing military ships (structural calculations, drafting, strength checks).

Work consumes energy, repetitive tasks, visual strain, mental fatigue, and information overload.

84

Installation and testing for structural strength during ship construction.

Working conditions with loud noise, piercing sounds from metal collisions and friction, industrial emissions, and metal dust.

85

Operating water and power systems for the production of propellants, explosives, missile fuel, and intermediate products.

Working environment with noise and vibration.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Working conditions type VI

1

Officers and crew working on military ships and conducting marine surveys.

Affected by large waves, vibrations, harsh weather conditions.

Category V Working Conditions

1

Construction, installation, repair of facilities on offshore islands.

Outdoor work, manual labor, heavy and dangerous work, affected by waves, wind, humidity.

2

Repairing, assembling, adjusting optical electronic equipment, communication devices, and navigation equipment on military ships.

Small workspace, hot, low oxygen, noise, affected by electromagnetic waves, mental stress.

3

Officers and crew of armed fishing vessels.

Heavy and dangerous work, affected by waves, wind, vibrations, noise, mental stress.

4

Repairing sonar systems on military ships.

Small workspace, hot, low oxygen, affected by electromagnetic fields, ultrasound, mental stress.

5

Operating and maintaining naval radar observation systems.

Affected by noise, electromagnetic fields, radar screen radiation.

Category IV Working Conditions

1

Operating and maintaining equipment on coastal missile systems.

Heavy work, small workspace, hot, low oxygen, noise, affected by high-frequency ultrasound, mental stress.

2

Warehouse management, storage, handling of supplies and equipment in electronic equipment warehouses.

Heavy work, frequent exposure to oil, grease, and toxic chemicals.

3

Hand-painting and spray-painting military vehicles.

Frequent exposure to toxic chemicals, constrained working posture.

4

Operating lifting, lowering, and transportation equipment at military ports.

Working in confined spaces, constrained posture, hot, heavy work, noise, vibration, danger, mental stress.

5

Working in decompression chambers supplying air to military equipment.

Confined space, constrained posture, hot, high pressure, affected by loud noise, waves, vibrations, mental stress.

6

Surveying, investigating, evaluating data, drawing, editing, and printing nautical charts.

Working in closed rooms, exposure to toxic chemicals, visual strain.

7

Cargo handling at military ports.

Outdoor work, noise, dust, mental stress.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Category V Working Conditions

1

Espionage activities outside targets.

Independent mission, affected by complex information, mental stress.

2

Cyber and space reconnaissance.

Working outdoors and in closed rooms, receiving large amounts of information, mental stress.

Category IV Working Conditions

1

Intelligence teaching and technical espionage.

Working in closed rooms, low oxygen, exposure to chemicals; outdoor training, mental stress.

2

Research and application of chemical and material technology in espionage.

Exposure to toxic and dangerous chemicals.

3

Research and application of intelligence information technology and scientific and technological intelligence.

Affected by computer screen radiation and high-frequency electromagnetic fields, visual strain.

4

Research, exploitation, and preservation of intelligence archives. Library staff managing intelligence operational documents.

Working in closed rooms, low oxygen, exposure to toxic chemicals, mental stress.

5

Staff at the printing workshop for intelligence course materials.

Frequently work in enclosed rooms; constrained posture; exposure to toxic fumes and dust; high nervous tension; high confidentiality level.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Category V Working Conditions

1

Operate communication equipment in missile command vehicles.

Work in enclosed, hot, oxygen-deficient vehicles, affected by high-frequency electromagnetic fields, high nervous tension, visual strain.

Category IV Working Conditions

1

Repair and maintain missile power stations.

Frequently exposed to fuel and chemicals; high nervous fatigue.

2

Mechanical workers at weapon repair stations and workshops.

High visual strain, high nervous fatigue.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Category V Working Conditions

1

Repair, maintenance, and storage in PMP and TPP ship compartments.

Frequently work in enclosed, dark compartments with constrained posture, dust, noise.

Number

No.

Trade name

or job

Characteristics of working conditions

 of profession, job

Category V Working Conditions

1

Develop, test, produce military information equipment circuits.

Frequently work in hazardous chemical environments, low light, oxygen deficiency, constrained posture, high nervous tension.

Category IV Working Conditions

1

Handle highly classified military correspondence, timed operations.

Work in enclosed rooms, high nervous tension.

2

Repair and quality check various types of military information equipment.

Frequently exposed to chemicals, affected by electromagnetic fields.

Number

No.

Name of occupation or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Cook in military kitchens.

Hazardous work on rotating shifts, exposed to dust and heat.

2

Warehouse keeper, supply and issue medical supplies at campaign warehouses.

Work in enclosed, hot spaces, direct contact with chemicals.

3

Auto mechanics, boat repairers, and production of new military boats.

Heavy labor, constant exposure to oil and grease, constrained posture, large noise impact.

4

Laboratory staff at Class B hospitals in military regions and corps.

Frequently exposed to harmful chemicals and dangerous pathogens.

5

Marine farming in Trường Sa, DK1.

Frequently work outdoors, wet working environment, affected by waves and wind.

6

Engraver, producing seals for military defense tasks.

Work in enclosed rooms, exposed to dust and noise.

Number

No.

Name of occupation or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Handle procedures, transport passengers at military airports.

Frequently work outdoors, rain, heat, sun, gasoline fumes.

Number

No.

Trade name

or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Instructor for medium and long-range air defense missile training, gunnery practice.

Affected by high-frequency electromagnetic fields, works outdoors.

2

Instructor for artillery, air defense artillery, radar, short-range air defense gunnery training.

High psychological stress, high energy expenditure, works outdoors.

3

Manage and directly operate at national flight control centers and air force command posts.

Affected by thermal and electromagnetic radiation, noise, psychological stress.

4

Crew managing national airspace activities.

Frequently operate computers, affected by electromagnetic radiation, psychological stress, visual strain.

5

Instructor for short-range air defense missile training.

Works outdoors, heavy and dangerous work.

Number

No.

Name of occupation or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Military band, honor guards.

Works outdoors, affected by hot and cold weather conditions.

Number

No.

Name of occupation or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Produce, polish zinc plates, print military maps.

Work in enclosed, dark, oxygen-deficient rooms, exposed to dust, noise, and chemicals.

2

Store, develop, wash film for military maps.

Work in enclosed, dark, oxygen-deficient rooms, exposed to toxic chemicals.

Number

No.

Name of occupation or job

Characteristics of working conditions

of occupation and job

Category IV Working Conditions

1

Armed guard ensuring mausoleum security.

Works outdoors, independent, dangerous work, high nervous tension.

2

Ensure security inside and outside the mausoleum.

Work in underground tunnels, oxygen deficiency, monotonous, constrained work. High psychological stress.

3

Directly manage and perform reception and propaganda duties inside and outside the mausoleum.

Frequently work outdoors in hot weather, high intensity work, high psychological stress.

4

Special guard for President HỒ CHÍ MINH's visitation ceremony.

Work in cramped spaces, low oxygen levels, low indoor temperature, high outdoor temperature.