Quyết định 190/1999/QĐ-BLĐTBXH ban hành tạm thời danh mục nghề, công việc nặng nhọc, độc hại, nguy hiểm và đặc biệt nặng nhọc, độc hại, nguy hiểm do Bộ trưởng Bộ Lao động - Thương binh và Xã hội ban hành

MINISTRY OF LABOR, WAR INVALIDS AND SOCIAL AFFAIRS
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SOCIALIST REPUBLIC OF VIETNAM
Independence - Freedom - Happiness
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No. 190/1999/QD-BLDTBXH

Hanoi, March 03, 1999

PP THE MINISTER
DEPUTY MINISTER




Le Duy Dong

No.

Occupation or work

Working conditions

Working conditions of class V

1

Outdoor extraction of chromium and non-ferrous metal ore.

Manual, very arduous work; static working posture; lacking oxygen; constantly in contract with harmful dust.

2

Operating non-ferrous metal or crushers and mixer.

Under the impact of loud noise and inordinate harmful dust.

3

Separating chromium and non-ferrous metal ore by gravity separation methods.

Manual works; under the impact of arsenic and metal oxides.

4

Operating cranes in facilities where non-ferrous metal ore and products are separated and refined.

Constantly under the impact of heat, dust, and noxious gases.

5

Packing, loading non-ferrous metal ore and products

Manual and very arduous works; swampy working conditions; under the impact of toxic chemicals in the ore.

6

Manually treating non-ferrous metal ore.

Manual and arduous works; constantly in contact with toxic chemicals such as arsenic, lead, etc.

7

Casting, refining cast iron and steel.

Arduous and dangerous works; under the impact of heat and dust.

8

Working in front of cast iron, steel, or coke furnaces.

Arduous and very dangerous works, under the impact of heat, dust and toxic gases.

9

Operating extractors in coke plants

Constantly under the impact of heat, dust, and noxious gases and dust that far exceed allowable standards.

10

Distilling coal tar and post-coking products

Constantly under the impact of heat and chemicals that are likely to cause occupational dermatological diseases.

11

Processing slag from blast furnaces.

Arduous and dangerous works; under the impact of very high temperature and dust that exceed allowable standards.

12

Smelting cast iron, repairing cast iron furnaces.

Very arduous works; under the impact of high temperature, dust, CO, and CO2.

13

Drying moulds  

Very arduous works; under the impact of high temperature and noxious gases.

No.

Occupation or work

Working conditions

Working conditions of class VI

1

Manually loading in the holds of cargo ships

Very arduous works, working in confined spaces, lacking oxygen; static working posture.

Working conditions of class V

2

Producing ship hulls and products from composite materials.

In contact with toxic chemicals such as butanol, acetone, glass wool, etc.

3

Working on floating docks

Constantly working underground, working in confined spaces that lack oxygen; under the impact of heat and loud noise.

4

Diving to check ships, cleaning wharves, placing rollers to launch ships

Manual, very arduous and dangerous works; constantly in contact with pathogenic microorganisms.

No.

Occupation or work

Working conditions

Working conditions of class V

1

Concocting ink

Manual works; constantly in contact with arsenic

2

Heating glaze

Very arduous, dangerous works; under the impact of very high temperature and noxious gases.

No.

Occupation or work

Working conditions

Working conditions of class V

1

Building chimneys, blast furnaces, and silos using sliding formworks and prestressing tendons.

Arduous, very dangerous works; under the impact of thick dust.

No.

Occupation or work

Working conditions

Working conditions of class VI

1

Operating, repairing, maintaining engines of surveillance vessels and research vessels.

Very arduous, dangerous works; under the impact of tremor and very loud noise.

2

Diving to catch natural marine organisms at seabed.

Very arduous and very dangerous works.

3

Manually loading in the holds of fishing ships.

Very arduous works, working in confined spaces, lacking oxygen; static working posture.

Working conditions of class V

4

Officers and crewmembers working on surveillance vessels and research vessels.

Arduous, dangerous works; under the impact of bad weather, noise, and tremor.

5

Loading and unloading ice from marine fishing ships.

Very arduous works, working in confined spaces; static working posture.

6

Regularly working in cold storage.

Arduous works in confined spaces; static working postures; very cold.

7

Extracting ingredients and producing breeding stimulants for fish.

Regularly working with toxic chemicals such as: H₂SO₄, acetone, benzoic acid.

8

Installing, repairing mechanical and refrigeration equipment, pipelines, and valves in the holds of marine fishing ships.

Arduous works; working in confined spaces; static working posture; exposed to pathogenic microorganisms.

No.

Occupation or work

Working conditions

Working conditions of class VI 

1

Drilling oil wells on offshore oil rigs.

Outdoor, very arduous, dangerous works; under the impact of noise, tremor, toxic chemicals, bad weather.

2

Repairing oil wells on offshore oil rigs.

Outdoor, arduous, very dangerous works; under the impact of noise, tremor, toxic chemicals.

3

Prevent corrosion for offshore petroleum works.  

Arduous, dangerous works; under the impact of dust, toxic chemicals, noise, tremor, and bad weather.

4

Operating, repairing, and maintaining engines of oil tankers.

Very arduous, dangerous works, working in confined spaces; static working posture, under the impact of tremor and loud noise.

5

petroleum divers

Very arduous and very dangerous works; under the impact of high pressure.

6

Doing well-logging (carrotage, quantifying radiation) on offshore oil rigs.

Dangerous works; under the impact radioactive substances, tremor and noise.

Working conditions of class V

7

Pumping cement and drilling fluid on offshore oil rigs.

Arduous, dangerous works; under the impact of toxic chemicals, noise, and tremor.

8

Taking samples from oil wells on offshore oil rigs.

Very arduous, dangerous works; under the impact of toxic chemicals, noise, and tremor.

9

Processing the bottom of Taking samples from oil wells on offshore oil rigs.

Arduous, dangerous works; under the impact of toxic chemicals, noise, tremor.

10

Inducing oil flow on offshore drilling rigs.

Arduous, dangerous works; under the impact of toxic chemicals, noise, tremor.

11

Surveying and conducting well tests on offshore oil rigs.

Very arduous, dangerous works; under the impact of toxic chemicals, noise, and tremor.

12

Doing mud logging on offshore drilling rigs.

Arduous, dangerous works; under the impact of toxic chemicals, noise, and tremor.

13

Planting explosives on offshore oil rigs.

Arduous and very dangerous works, under the impact of noxious gases.

Working conditions of class V

14

Operating, repairing, maintaining equipment for extracting and processing petroleum on offshore drilling rigs.

Dangerous worksite; under the impact of tremor, noise, and toxic chemicals.

15

Operating, repairing machinery and equipment on oil tankers and offshore.

Arduous works; static working posture, under the impact of noise and tremor, constantly in contact with oil and grease

16

Preventing and dealing with accidents on offshore drilling rigs.

Dangerous, stressful works; under the impact of noise and tremor.

17

Hanging goods on cables on offshore petroleum works.  

Arduous, very dangerous works; under the impact of bad weather, noise, and tremor.

18

Operating X-ray machines and Auger spectroscopy machine

Constantly under the impact of radiation.

19

Assembling, repairing petroleum works.  

Arduous works; static working posture; under the impact of very thick dust and noise.

20

Conducting marine surveys

Arduous, dangerous works; under the impact of electromagnetic field, noise, tremor, and bad weather.

21

Operating floating cranes capable of at least 600 tonnes 

Dangerous works; under the impact of bad weather, noise, and tremor.

22

Diving physiologist

Arduous and dangerous works; under the impact of high pressure.

23

Analyzing pressure, volume, temperature of fluids and crude oil

Constantly in contact with mercury and organic solvents.

No.

Occupation or work

Working conditions

Working conditions of class VI

1

Boxers, wrestlers, weight-lifters, divers  

Intensive, exhausting, dangerous and stressful works.

2

Soccer players, car, motorbike, speedboat, airplane, glider racers, parachute jumpers, horse racers

Constantly working outdoors; intensive, exhausting, very dangerous, and stressful works.

Working conditions of class V

3

Soccer, boxing, wrestling, diving, car racing, motorbike racing, airplane racing, parachuting, horse racing trainers.

Intensive, exhausting, dangerous and stressful works.

4

Basketball players, handball players, track and field athletes, cyclists, swimmers, synchronized swimmers, rowers, water polo players, divers, gymnasts

Intensive, exhausting, dangerous and stressful works.

No.

Occupation or work

Working conditions

Working conditions of class V

1

Directly giving diagnosis, treatment, and testing for patients with leprosy, tuberculosis, mental disease, paralysis, spinal cord injury, brain injuries in hospitals, rehabilitation centers.

Arduous works; in contact with dirty and stinky excreta, pus, urine.

2

Manually pouring and shaping liquid synthetic plastics to produce prosthetic legs and arms.

Constantly in contact with organic solvents and other toxic chemicals; static working posture.

No.

Occupation or work

Working conditions

Working conditions of class V

1

Keeping, managing non-ferrous metal ore and products

Arduous works; under the impact of harmful dust.

2

Protecting chrome and ore extraction sites.

Constantly moving; under the impact of noise and dust.

3

Directly provide guidance on the extraction, separation and refinement of chromium and non-ferrous metal ore.

Constantly under the impact noise, dust and noxious gases.

4

Repairing, maintaining the equipment for extracting, separating, and refining non-ferrous metals

Arduous works; restricted working position, under the impact of noise and dust.

5

Cleaning the facilities where non-ferrous metal ore are separated and refined.

Manual and arduous works; under the impact of noise, dust, and toxic gases.

6

Operating blowers of blast furnaces and coke furnaces

Constantly under the impact of heat, dust, and noxious gases.

7

Operating carts to take cast iron.

Constantly under the impact dust and noxious gases.

8

Burning hot air furnaces.

Arduous works; under the impact of heat and dust.

9

Producing slag wool and slag granules

Arduous works; under the impact of heat and very thick noise.

10

Keeping coal tar storage

Regularly under the impact of heat and noxious gases.

11

Feeding blast furnace

Arduous and dangerous works; under the impact of CO and CO2 dust.

12

Monitoring water of blast furnaces

Constantly moving, under the impact of heat, CO and CO2.

13

Operating conveyor belts to feed and sintered products

Constantly moving; working in confined spaces; under the impact of thick dust.

14

Operating coke annealing system (convection)

Under the impact of heat and dust.

15

Operating and repairing flow meters.

Exposed to heat, dust, and mercury.

16

Blending sintered products  

Under the impact of heat and thick dust.

17

Repairing, lubricating, and maintaining metallurgy equipment  

Arduous works; static working posture, under the impact of heat and dust.

18

Operating sintering machines and valves

Very arduous works, under the impact of heat, CO, and CO2.

19

Pumping to extinguish coke

Arduous works; under the impact of heat and very thick dust.

20

Drying and sorting ore

Arduous works; under the impact of heat and dust.

21

Operating mud crushers to refine, cast steel and cast iron.

Arduous works in swampy and damp conditions; under the impact of noise, tremor.

22

Operating funnels of sintered products

Under the impact of heat and thick dust.

23

Operating machines to separate dust from sintered ore.  

Under the impact of heat and very thick dust.

24

Directly providing technical guidance on refining cast iron, steel, and rolling steel

Constantly under the impact of heat, dust, CO, and CO2.

25

Working on chilling floor, cutting, biding rolled steel.

Arduous works; under the impact of heat and dust.

26

Making, repairing steel drawing die

Arduous works; rigid working conditions, constantly under the impact of heat and dust.

27

Repairing pipeline of coal gas, compressed air, and water pipeline in metallurgical  plants

Arduous, dangerous works; restricted working position, constantly under the impact of heat and dust.

28

Cleaning metallurgical plants.

Manual and arduous works; under the impact of heat and dust.

29

Crushing, sieving dolomite and lime

Under the impact of noise, tremor, and dust.

30

Collecting coal

Manual and arduous works; under the impact of very thick dust.

31

Keeping coal tar storage

Arduous works; constantly in contact with hot and toxic coal tar vapor

32

Preserving metal

Manual, arduous works; regularly in contact with oil and grease.

33

Operating machines to crush and sieve building powder.

Under the impact of noise, tremor, and very thick dust.

34

Operating grinding and filing machines

Static working posture; under the impact of noise and dust.

35

Annealing metal by high-frequency induction furnace

Arduous works; under the impact of heat and dust.

36

Operating machines to cut workpieces, shaping tips and handles of metal files.

Arduous works; under the impact of noise and tremor.

37

Heating metal by mid-frequency induction furnace

Arduous works; constantly under the impact of heat.

38

Firing and operating metal annealing furnaces

Arduous works; constantly under the impact of heat, CO, and CO2.

39

Cleaning, using chemicals to blacken metals and metal products.

Constantly in contact with acids, soda, etc.

40

Doing nickel and chrome plating

Regularly working with toxic chemicals.

41

Rubbing, scrapping off rust, and polishing metal

Static working posture; constantly under the impact of noise and very thick dust.

42

Operating machines to form, file, and grind metal balls

Constantly under the impact of tremor, noise, and toxic chemicals.

43

Operating machines to spin and polish metal balls

Arduous works; frequently in contact with dust and noise.

44

Grinding metal balls

Arduous works; under the impact of dust and noise.

45

Casting lead for the metal ball grinder.

Constantly under the impact of heat and lead vapor.

46

Selecting metal balls (diameter < 1cm) visually

Arduous and monotonous works, causing a lot of optical strain; static working posture.

47

Welding by smelting  

Arduous, restricted working position, under the impact of heat and toxic gases.

48

High-pressure welder

Static working posture; under the impact of heat and noxious gas.

49

Repairing motor vehicles of at least 10 tonnes and continuous tracked vehicles

Manual and arduous works; static working posture; exposed to chemicals.

50

Cleaning mechanical facilities

Manual and arduous works; constantly in contact with dust and chemicals.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Directly provide guidance on building and repairing ships at ports

Arduous works in confined workplace; static working posture.

2

Producing mastic for wooden hulls

Arduous works; static working posture; constantly in contact with chemicals.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Firing glaze furnaces.

Arduous works; restricted working position, under the impact of heat and dust.

2

Manually mixing glaze powders

Manual works, regularly in contact with thick harmful dust.

3

Producing glue to assemble PVC products.

Harmful working environment; constantly in contact with organic solvents.

4

Operating machines to split PVC pipes

Static working posture; constantly in contact with thick dust.

5

Operating machines to crush, mix, roll, and press PVC and PE  

Harmful work environment; constantly in contact with dust and noxious gases.

6

Hemming glazed steel products

Monotonous works in a hot environment; static working posture.

7

Manually applying glaze

Manual, arduous work; static working posture, constantly in contract with heat.

8

 Cold-rolling aluminum  

Arduous works, restricted working position; under the impact of loud noise.

9

Heating, annealing aluminum  

Arduous works in a hot and dusty environment.

10

Stretching, drying leather

Arduous works; static working posture; constantly exposed to pathogenic microorganisms.

11

Vacuum-steaming leather

Arduous works; static working posture; constantly exposed to heat.

12

Vexing leather surface; slicing leather.

Arduous works; static working posture; exposed to thick dust.

13

Operating paper machines

Arduous works; static working posture; exposed to noise and heat.

14

Painting, printing leather; concocting chemicals to paint and print leather

Harmful working environment; constantly in contact with organic solvents.

15

Applying glue on toe caps and soles

Manual and very harmful works, constantly in contact with organic solvents.

16

Cleaning tanning facilities

Manual and arduous works; constantly in contact with toxic chemicals and germs.

17

Steaming and vulcanizing rubber shoes and slippers

Arduous works in hot environments; static working posture.

18

Rolling and tempering rubber in shoe production  

Arduous works; constantly under the impact of heat, dust, noise, SO2 and H2S

19

Sieving, drying chemicals and rubber blends.

Manual and arduous works; constantly in contact with toxic chemicals.

20

Conducting chemical tests to analyze quality of chemicals and products in shoe production  

Regularly working with toxic chemicals such as HCl, H2SO4, HNO3, HF, CH3COOH, etc.

21

Preserving wooden rafts on rivers

Outdoor, manual and arduous works; under the impact of pathogenic microorganisms.

22

Preserving, steeping, and retrieving timber in lakes  

Manual, arduous works; constantly in contact with dirty water that contain pathogenic microorganisms.

23

Operating sawing machines to produce matches

Arduous works in damp environments and confined spaces; under the impact of loud noise.

24

Cleaning steeped timber.

Manual and arduous works in damp environments and confined spaces; static working posture.

25

Operating machines to plane, chop, dry, sieve, and select matches

Constantly in contact with noise and thick dust.

26

Concocting acids, H3PO4 for steeping and coating matches

Regularly working with toxic chemicals; static working posture.

27

Operating machines to stir chemicals and dip match tips into chemicals.

Arduous works; constantly under the impact of noise and toxic chemicals.

28

Operating machines arrange wooden matches

Under the impact of loud noise and inordinate amount of dust.

29

Drying matches

Semi-manual, arduous works in hot and harmful environments.

30

Operating machine to crush KCl2O3  

In contact with flammable and explosive chemicals, noise and dust.

31

Refining KCl2O3  

Constantly in contact with flammable and explosive chemicals and dust.

32

Operating match coating machines.

Semi-manual and monotonous works; constantly in contact with toxic chemicals.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Processing frozen fish.

Standing throughout the shift; constantly in contact with cold water; working in a swampy and damp environment.

2

Operating frozen fish processing system

Static working posture; constantly exposed to heat and noise; working in a damp environment.

3

Operating, repairing, and maintaining cold storage, block ice machines and flake ice machines

Arduous works; static working posture; constantly under the impact of cold.

4

Processing ingredients fish sources, various fish pastes, dried seafood; cleaning packages and fermentation barrels.

Static working posture; arduous works in a damp and swampy environment.

5

Directly providing technical guidance on producing breeding stimulants for fish.

Constantly under the impact of toxic chemicals such as: H2SO4, acetone, benzoic acid.

6

Repairing fishing equipment.

Manual, arduous work; static working posture, constantly in contract with pathogenic microorganisms.

7

Raising and catching fishery products in rivers, lakes, swamps.

Very arduous and dangerous works; constantly in contact with pathogenic microorganisms.

8

Stretching, steaming, dying nets  

Very arduous works; constantly under the impact of heat and toxic chemicals.

9

Operating, repairing, and maintaining equipment for producing and recycling strings.

Static working posture; under the impact of noise and toxic chemicals.

10

Producing strings for weaving nets

Monotonous works, causing optical strain; under the impact of noise and dust.

11

Knotting strings manually or instrumentally

Arduous works; restricted working position; under the impact of dust and noise.

12

Conducting chemical tests to analyze quality of aquaculture products

Regularly working with toxic chemicals.

13

Producing feeds for shrimps and fish.

Arduous works; under the impact of dust and noise.

14

Producing Chitin, Chitosan, Gelatin Alginate, Agar-agar

Outdoor arduous works; constantly in contact with alkali, acids, and bleach (javel)

15

Mixing pasta compounds to make can lids; coating the food can with varnish

Constantly in contact with NH3, paint, and organic solvents.

16

Creating, directing the creation of breeds of shrimps, fish, mollusks, and other fishery products.

Outdoor and arduous works in swamps, rivers, lake, etc.

17

Taking and analyzing specimens of water organism; processing specimens.

Regularly working with H2SO4, HCl, etc.

18

Operating net weaving machines

Arduous works; under the impact of noise.

19

Drying, concocting, testing fish oil softgels

Constantly under the impact of heat, alcohol, and acetone.

20

Cleaning fish factories

Manual, arduous works; static working posture, constantly in contract with pathogenic microorganisms.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Giving direction on oil rigs.

Dangerous, stressful works; under the impact of noise and tremor.

2

Cooking and serving on offshore petroleum works.  

Arduous works; under the impact of heat, noise, and tremor.

3

Cleaning oil spill

Dangerous, stressful works; under the impact of noise and tremor.

4

Diving superintendent

Under the impact of noise, tremor, bad weather.

5

Operating, repairing, and maintaining gas pipeline

Dangerous, stressful works; under the impact of noise, tremor, and toxic chemicals.

6

Watching and responding to fire/explosion of gas pumping systems and gas pipeline

Dangerous, stressful works; under the impact of noise.

7

Repairing equipment for drilling and extracting petroleum

Arduous works; static working posture; constantly in contact with petroleum and noise.

8

Repairing well logging equipment

Arduous works; restricted working position, under the impact of radioactive substances.

9

Directing the manufacture, installation, and repairs of petroleum works.  

Dangerous, stressful works; under the impact of noise and dust.

10

Producing petroleum products

Arduous works; constantly under the impact of noise, tremor, dust, and toxic chemicals such as concentrated acids, soda, etc.

11

Boiling fat from petroleum products

Arduous works; constantly under the impact of heat, grease, and additives.

12

Producing, concocting grease.

Arduous works; constantly in contact with noise, grease, and additives.

13

Cleaning facilities where grease, fat, and petroleum products are produced

Manual and arduous works; constantly under the impact of gasoline, oil, dust, noise, and toxic chemicals.

14

Testing pressure of borewells.

Arduous and dangerous works; under the impact of loud noise.

15

Repairing, maintaining equipment for boiling fat, producing grease and petroleum products.

Arduous works; static working posture; constantly under the impact of gasoline, oil, dust, noise, and toxic chemicals.

16

Processing core samples  

Under the impact of noise, dust, and toxic chemical.

17

Filtering, conducting geographical-chemical, mechanical-physical analysis of drilling fluid, crude oil, and petroleum products.

Constantly in contact with chemicals, gasoline and oil.

18

Photographing using light from UV spectrum

Constantly under the impact of UV rays.

19

Analyzing micropaleontological, lithological specimens, and polluted water  

Constantly in contact with organic solvents, HF, HCl, HNO₃, CH₂COOH

20

Refining organic solvents and additives

Constantly under the impact of heat and toxic chemicals such as chloroform, isopropanol, etc.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Athletes playing sepak takraw, table tennis, volleyball, badminton, tennis, shooting, archery, crossbow, fencing, chess, Chinese chess.

Very stressful works with high intensity.

2

Basketball, handball, track and field, cycling, swimming, diving, surfing, volleyball, sepak takraw shooting trainers

Outdoor, intense, exhausting, and stressful works.

3

Gym teachers in sports schools and sports faculties.

Outdoor, intense, exhausting, and stressful works.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Sampling, analyzing the quality of ingredients, semi-finished products, and finished products in chemical production.

Constantly under the impact of dust, noise, and toxic chemicals.

2

Operating, repairing pressure gauges in chemical production.

Constantly moving; static working posture; under the impact of dust and toxic chemicals.

3

Repairing batteries

Manual works; constantly in contact with lead and acids.

4

Testing quality of semi-finished and finished batteries

Manual works; constantly in contact with lead vapor, lead dust and acids.

5

Charging batteries in battery production lines

Manual works; constantly in contact with lead vapor, lead dust and acids.

6

Loading, transporting chemicals and chemical products in the chemical industry  

Manual and arduous works; constantly in contact with toxic chemicals.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Building and repairing clinker kilns

Arduous works in confined spaces; lacking oxygen; constantly under the impact of heat and dust.

2

Sampling coal 

Arduous works; constantly under the impact of heat, dust, CO and CO₂.

3

Operating machines to crush refractory materials.

Constantly under the impact of noise, and dust with a very high concentration of SiO2.

4

Firing and operating kilns for baking refractory materials.

Arduous works; under the impact of heat and dust with a very high concentration of SiO₂.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Installing, maintaining, repairing online transmission equipment and local telephone networks.

Outdoor, arduous and dangerous works; static working posture.

2

Directing the construction of antenna towers

Regularly working outdoors; under the impact of rain, sunlight; stressful works.

3

Repairing subscriber terminal devices (telephones, faxes, pagers, etc.)

Working in confined spaces; static working posture; constantly in contact with chemicals.

4

Patrolling to protect optical fiber cables

Outdoor works; involving a lot of patrol regardless of day or night or bad weather.

5

Installing, repairing, maintaining lines of optical fiber cables

Arduous works; static working posture; regularly working outdoors regardless of day or night or bad weather.

6

Conducting surveys, measurement, and installing communication works

Arduous works; restricted working position, under the impact of electromagnetic field.

7

Operating, repairing, maintaining IP gateways and the telephone exchanges that have 10,000 numbers or more, satellite terrestrial communication stations, technology centers, and submarine cables.

Monotonous works; constantly under the impact of electromagnetic field.

8

Escorts cum drivers of postal trucks with a capacity of 3.5 tonnes or more, or on the routes belonging to level II networks in highland provinces

Arduous and dangerous works; under the impact of tremor and shock.

9

Postal escorts on the North - South railway.

Arduous works; under the impact of dust, tremor, and shock.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Operating machines to produce starch wrappers

Working in confined spaces; under the impact of heat, lack of oxygen, and inordinate humidity; static working posture.

2

Manual boiling syrup

Very arduous works; restricted working position, under the impact of heat, CO, CO₂.

3

Boiling syrup by steam

Arduous works in a hot environment; static working posture.

4

Cooling and knead candies manually  

Manual and arduous works; static working posture, under the impact of heat.

5

Baking cookies and wafers manually

Manual and arduous works; under the impact of heat.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Cooking in restaurants, hotels, and communal kitchens that provide 100 servings or more.

Arduous works in a damp environment; constantly under the impact of heat.

2

Rescuers at the beach

Arduous and dangerous works, under the impact of weather.

No.

Occupation or work

Working conditions

Working conditions of class IV

1

Working in facilities that treat, look after, and rehabilitate patients with leprosy, tuberculosis, mental disease, paralysis, spinal cord injury, brain injuries in  

At high risk of infection, very stressful.

2

Producing orthopedic products (prosthetic legs, arms, orthopedic shoes, splints, etc.)  

Arduous works; under the impact of dust and very loud noise.