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Trouble everyone to help say the construction industry category are what kinds of jobs the more detailed about good more good!

Construction Materials Industry Early Retirement Worker Scope Table

Industry: Cement Mining (Non-Metallic Mining)

Serial No.

Worker Name

Worker Nature

Labor Condition

Open Pit Platform Worker

Particularly Heavy

1.Work Scope: Manually Moving floating soil, transporting distance 20~100 meters, clearing out 300~700 square meters of working platform, preparing for drilling machine operation.

2. Labor conditions: on one side of the steep wall on the verge of 10 meters deep, on the other side of the blasting 10~15 meters high rows, the human world prying stone, digging, loading, handling, etc., each person per shift to clear out the workbench surface of about 3 m 2, labor intensity. Open-air operation.

Wind driller

Special heavy high altitude

1. Scope of work: carrying drill pipes, wind drills, pulling and moving the duct to the site of the drilling.

2. Labor conditions: on one side on the verge of 10 meters deep steep wall, the other side is blasting 10 to 15 meters high rows, manual prying stone, digging, loading, handling, etc., each person per shift to clear out the workbench is about 3 meters 2, labor intensity. Open-air operation.

Open-pit mine pry stone workers

Special heavy high altitude

1. Scope of work: carrying drill pipe, wind drill, drafting and moving the duct to the site of the drilling.

2. Labor conditions: (1) labor intensity, hand-held 40 kg of wind drill operations, frequent movement of the workplace, vibration and violent, easy to cause vibration phytoneuritis. (2) high-altitude work, suspended working height of 5 to 15 meters. (3) silica dust operation, the average value of the concentration of 47 mg / m 2, free silica content; limestone 3.71%, sand page

Mining flat hole release driller

Well especially heavy

1. Scope of work: in the 150-meter-deep, more than 1,000-meter-long flat hole, manipulate the release of mine gates, ore release.

2. Labor conditions: (1) underground work, the flat hole is about 150 meters deep and 1,000 meters long, with poor ventilation inside the hole, wind speed of 0.052 m/s, water dripping inside the hole all year round, and relative humidity of 90%. (2) Labor intensity, according to the labor intensity index of 34.378, physical labor intensity classification is the fourth level.

Mining Drill Driver

Specially heavy

1. Scope of work: maneuvering drill rigs, drilling operations, moving drill rigs, manpower dragging and pulling cables, and replacing drill bits and drilling tools.

2. Labor conditions: open pit mining operations, harsh labor environment, drilling rig impact operations, strong vibration, high noise, and exposure to high concentrations of silica dust.

Mining electric shovel driver (including diesel shovel)

Special heavy

1. Scope of work: maneuvering electric shovels for ore, rock shoveling operations, manpower to drag and pull cables, etc..

2. Labor conditions: open pit mining operations, labor intensity, small working surface, short distance, slope, poor road surface, serious bumps, reversing, turning frequently, highly concentrated mind, physical exertion.

Mine large ore carriers

Specially heavy

1. Scope of work: driving more than 8 tons of large ore cars, ore transfer.

2. Labor conditions: open-pit mining operations, labor intensity, small operating surface, short distance, slope, poor road surface, bumps, backing up, turning frequently, highly concentrated thinking, physical exertion.

Mine blasters

Specially heavy toxic and harmful

1. Scope of work: processing, receiving, placing explosives, blasting operations and post-blasting inspection.

2. Labor conditions: (1) labor intensity, manual handling of explosives, manual placement of explosives. (2) toxic and hazardous operations, direct contact with trinitrobenzene and other toxic substances, harmful to health.

Mine overhead ropeways push bucket workers

Specially heavy toxic and harmful

1. Scope of work: manpower in the mine loading, handling the hopper, factory unloading.

2. Labor conditions: labor intensity, per person per shift manpower push limestone about 300 tons, transport distance in about 30 meters, physical exertion.

Mine aerial ropeway inspection workers

Aerial

1. Scope of work: aerial ropeway all lines of inspection, maintenance.

2. Labor conditions: open-air work, checking and refueling in the stent with a suspended height of 4~20 meters, each person is responsible for 10~13 stents per shift.

Industry: Cement

Serial No.

Name of Work Type

Nature of Work Type

Labor Conditions

Crane Worker

High Temperature at Height

1. Scope of Work: Manipulation of the crane, hoisting and transporting, stacking of raw fuel material, clinker, maintenance of the equipment, and handling of temporary breakdown.

2. Labor conditions: (1) high-altitude work, 20 meters from the ground, span of 25 meters or more crane work, maintenance. (2) high-temperature work, indoor and outdoor temperature difference of about 7 ℃ in summer, the labor time rate of 57%, is a high-temperature work classification of the fourth level.

Downloading port poke worker

Specially heavy

1. Scope of work: manpower to deal with the downloading port clogging of raw fuel materials, clinker.

2. Labor conditions: open-air work, labor intensity, manpower with braziers, sledgehammers, etc. to deal with sticky wet, large, frozen pieces of raw fuel and clinker, each person to deal with the material of about 50 tons per shift.

Dryer Worker

High Temperature

1. Scope of work: including raw materials, fuels, mixed materials drying process of feeding, coal, watching fire, slag removal and equipment maintenance.

2. Labor conditions: (1) high-temperature operation, determined by the dryer door closed when the radiant heat for 1.5 ~ 1.8 cal/cm2?min, the average temperature difference between indoor and outdoor 7.4 ℃, the labor time rate of 74.5%, is a high-temperature operation grading the fourth level. (2) Labor intensity, adding coal, scorching fire, and physical exertion when removing slag.

Rotary kiln, kiln watchman

High temperature

1. Scope of work: observation, adjustment, operation of rotary kiln, kiln, clinker forging the whole process of maintenance and repair and inspection of equipment.

2. Labor conditions: (1) high-temperature operation, rotary kiln operation and outdoor temperature difference of 7.17 ℃, the labor time rate of 74.13%, rotary kiln next to the radiant heat of 0.8 ~ 1 card / cm 2? minutes, is a high-temperature operation classification of the fourth level. (2) labor intensity, vertical kiln operation often deal with the edge of the circle, bulky work tools, physical exertion. (3) toxic and harmful operations, vertical kiln operation process, there are often kiln carbon monoxide gas overflow, harmful to health.

Torch worker

High temperature

1. Scope of work: refers to the grate ratio, vibration clinker cooler operation, inspection, maintenance.

2. Labor conditions: high-temperature operation, the temperature difference between this post and the outdoor temperature difference of more than 8 ℃, the labor time rate of 44%, the radiant heat of 0.8 ~ 1 card / cm 2?min, is a high-temperature operation grading the fourth level.

Clinker cooling machine worker

High temperature

1. Scope of work: refers to the grate ratio, vibration clinker cooling machine operation, inspection, maintenance.

Lipol kiln heating mechanic

high temperature

1. Scope of work: kiln with the heating of the ball, conveying, feeding, replacing parts, equipment maintenance.

2. Labor conditions: high-temperature operations, jobs and outdoor temperature difference of more than 8 ℃, the labor time rate of 74%, is a high-temperature operation classification of the fourth level. Operation of a high degree of mental concentration, replacement of parts to be carried out in the operation of the equipment, fast action frequency.

Clinker conveyor

High temperature

1. Scope of work: kiln clinker conveyor into the warehouse, handling large clinker and maintenance equipment.

2. Labor conditions: high-temperature operation, the residual temperature of clinker out of the kiln is about 200 ℃, by which the temperature difference between the post and the outdoor temperature difference reaches more than 8 ℃, the labor time rate of 57%, is a high-temperature operation grading the fourth level.

Rotary kiln with waste heat power generation boiler at the end of the lower material workers, flue workers

high temperature

1. Scope of work: raw meal into the kiln uniformly, the exhaust fan maintenance, flue gates lifting and lowering and so on.

2. Labor conditions: high temperature at the work site, kiln exhaust gas temperature up to 800 ~ 1000 ℃, and the use of exhaust gas power generation, so the post and outdoor temperature difference of more than 8 ℃, the labor time rate of 47%, is a high-temperature operation classification of the fourth level.

Repair kiln tile worker

high temperature

special heavy

1. Scope of work: in the kiln at high temperatures in the kiln, rotary kiln, cooling machine and other kiln meters refractory brick removal and setting.

Coal Miller

High temperature

2. Labor conditions: high-temperature operation, the equipment in the head part of the rotary kiln, and thus the high temperature of the job site, the temperature difference between inside and outside the workshop is more than 8 ℃, the labor time rate of 75%, the radiant heat of 0.8 ~ 1 cal/cm2?min, is a high-temperature operation grading the fourth level.

Cement Miller

High Temperature

Noise Hazard

1. Scope of work: rotary kiln, vertical kiln operation, the whole process of cement grinding and equipment maintenance.

2. Labor conditions: (1) high-temperature operation, high clinker temperature of the human mill, so that the temperature difference between the post and the outdoor temperature is as high as 7.8 ℃, 72% of the labor time rate, the mill radiant heat of 1.5 calories / cm 2? minutes, is a high-temperature operation of the fourth level of grading. (2) noise, determined by the parties concerned mill room for 105 dB.

Cement mill powder selector worker

High temperature

Noise

1. Scope of work: out of the grinding of cement air selection and powder selector maintenance.

2. Labor conditions: (1) high-temperature operation, because the position is located in the upper part of the cement mill, the temperature of the cement out of the mill is high, resulting in the temperature difference between indoor and outdoor is higher than 8 ℃ or more, the rate of labor time is 58%. (2) Influenced by the cement mill, the noise of the work site by

Cement bagger

Specially heavy

High temperature

1. Scope of work: bagging of finished cement products. Includes handling paper bags, inserting bags by hand, pouring broken bags, and equipment maintenance.

2. Labor conditions: (1) labor intensity, per capita per shift packing cement 50 ~ 90 tons, monotonous action, frequent, intense operation, highly concentrated. (2) High temperature operation, because of the high temperature of the cement out of the warehouse, the temperature difference between indoor and outdoor of the operation site is 5.7℃, and the labor time rate is %.

Water transport mud loader

Special heavy high temperature

1. Scope of work: manpower to pick up the package, yard package, transportation, loading.

2. Labor conditions: labor intensity, per capita per shift manpower loading and transporting about 50 to 100 tons of cement, frequent movements, physical exertion.

Manpower loading and transportation workers

Specially heavy

1. Scope of work: all kinds of raw materials, semi-finished clinker crushing, loading and unloading, and maintenance of transportation tools.

2. Labor conditions: open-air work, labor intensity, manpower crushing large blocks, self-loading, self-carriage, self-unloading of various raw materials and clinker, per capita 6-20 tons per shift, labor intensity is very great. There is no protection device at the operation site, and the concentration of silica dust is large, which is measured to be 35.29mg/m3 by the relevant parties, and the working environment is poor and harmful to health.

Manpower batching workers

Specially heavy

1. Scope of work: manually carry out the loading and unloading of raw materials, clinker, and mixing materials, batching.

2. Labor conditions: open-air work, difficult conditions, labor intensity, manual loading, transport, unloading, per capita 6 to 12 tons per shift. Work site, silica dust work, the concentration of which was determined to be 35.26 mg / m 3, the working environment is poor, harmful to health.

Vertical kiln unloader

High temperature

1. Scope of work: clinker burned into the kiln by unloading the mouth of manpower unloading.

2. Labor conditions: by forging the clinker after burning the impact of the high temperature of the operating site, the post temperature of 36 ~ 40 ℃, the post of the poor working environment, clinker fumes, harmful to health.

Kiln ball worker

High temperature

1. Scope of work: raw meal, water, coal, etc. in proportion to the mix, rock into the material ball for the kiln exercise.

2. Labor conditions: the position in the upper part of the kiln, the kiln for a long time by the high-temperature burning baking, it is determined that the radiant heat of 2.5 ~ 3 calories / cm 2? minutes, the operating site temperature as high as 45 ~ 50 ℃, and high humidity, the operation of the exposure to a large number of soot and carbon monoxide overflow, harmful to the body's health.

Raw material miller

High-temperature noise

1. Scope of work: grinding raw materials into raw material powder or raw material slurry according to the specified ratio.

2. Labor conditions: high temperature at the work site, determined by the post temperature of 40.5 ℃. Noise, measured by the relevant parties up to 115 decibels, harmful to health.

Industry: Glass and Fiberglass

Serial No.

Name of Work Type

Nature of Work Type

Labor Conditions

Melting Chemicals

High Temperatures

1. Scope of Work: Around the glass melting kiln, melting, feeding, temperature measurement operations and inspection of the kiln.

2. Labor conditions: high-temperature operations, due to the influence of the glass melting kiln, the temperature difference between the operating site and the outdoor temperature is up to 8 ℃ or more, the labor time rate of 52.67%, is a high-temperature operation classification of the fourth level.

Leader

High temperature

1. Scope of work: around the lead on the machine and lead on the kiln for the lead on, watch the furnace, repair work (this type of work, including the 1.2.3 lead on).

2. Labor conditions: high-temperature operations, by the kiln temperature, the temperature difference between the work site and the outdoor temperature is higher than 8 ℃, the labor time rate of 57.9%, is a high-temperature work classification of the fourth level.

Picking plate worker

High temperature

Special heavy

1. Scope of work: the original plate glass that has been molded, picked from the lead-up machine, placed on the rocking rail frame or belt conveyor, transported to the slicing place.

2. Labor conditions: (1) high-temperature operation, the surface temperature of the molded raw plate glass reaches 60 ℃, the temperature difference between the work site and the outdoor temperature is more than 8 ℃, the labor time rate of 57.9%, is a high-temperature operation grading the fourth level.

Kiln Tiler

High temperature

Specially heavy

1. Scope of work: in the kiln operation process, the kiln body inspection and small and medium repairs and refractory processing, overhauling the kiln during shutdown.

2. Labor conditions: (1) high-temperature operation, the temperature difference between the work site and the outdoor temperature is greater than 8 ℃, the labor time rate of 60%, is a high-temperature operation grading the fourth level. (2) Labor intensity, it was determined that the energy metabolism rate of 3.2933 calories / m 2, labor intensity index of 25.3298, is the fourth level of physical labor intensity grading.

Slicer

Specially heavy

1. Scope of work: the cutting of the original glass plate (including processed glass), (this type of work does not include the automatic cutting of the knife watchman).

2. Labor conditions: labor-intensive, on average, each person per shift handling glass (5 m / m) about 5 tons.

Manpower boxers

Specially heavy

1. Scope of work: the cut finished glass, manually loaded packing wooden box (frame) auxiliary grass, cover.

2. Labor conditions: labor-intensive, the average person per shift glass 45 boxes, about 13 tons of weight, the average person per shift after the glass box plus nail cover more than 2,000 nails. According to determine the labor intensity index of 25, is the fourth level of physical labor classification.

Gas Stove Stoker

High Temperature

Toxic and Hazardous

1. Scope of Work: Gas Stove including coal, ash, slag, flue cleaning, gas washing and gas analysis of all operations.

2. Labor conditions: (1) high-temperature operations, by the influence of the gas generator, the post and the outdoor temperature difference is higher than 8 ℃, the labor time rate of 46.6%, is a high-temperature operation classification of the fourth level. (2) Toxic and hazardous work, the CO content in the air at the work site was determined to be 133.3 mg/m2, long-term exposure is harmful to health.

Groove brick scorcher

High temperature

1. Scope of work: glass production process has a groove on the groove lead to the groove brick, no groove on the lead to the lead brick, brick, float production of refractory materials, such as the flow of grooves, the whole process of scorching.

2. Labor conditions: high-temperature operations, the site and the outdoor temperature difference is higher than 8 ℃, the labor time rate of 72.3%, is a high-temperature work classification of the fourth level.

White Arsenic Worker

Toxic and Hazardous

1. Scope of work: in the process of ball batching, the handling, weighing and storage of white arsenic.

2. Labor conditions: in the process of making glass ball batching, direct contact with the highly toxic arsenic trioxide, extremely harmful to health.

Sandstone Bottle Kiln Worker

High Temperature

1. Scope of Work: Manpower loading of sandstone out of the kiln and calcination process of sandstone.

2. Labor conditions: high-temperature work, the temperature difference between the work site and the outdoor temperature is higher than 8 ℃, and the labor time rate is 60%, which is the fourth level of high-temperature work classification.

Calender

High temperature

1. Scope of work: embossed glass molding, annealing of all the operation process.

2. Labor conditions: high-temperature operations, subject to the glass surface temperature, the operating site and outdoor temperature difference is greater than 8 ℃, the labor time rate of 30.57%, is a high-temperature work classification of the fourth level.

Ball maker

High temperature

1. Scope of work: all the operation process of glass ball molding.

2. Labor conditions: high-temperature operation, subject to the glass ball kiln, the temperature difference between the operating site and the outdoor temperature is more than 8 ℃, the labor time rate of 82.9%, is a high-temperature operation classification of the fourth level.

Glass wool blower

High temperature

1. Scope of work: glass wool blower production of all the operation process.

2. Labor conditions: high-temperature operations, the temperature difference between the workplace and the outdoor temperature is greater than 8 ℃, the labor time rate of 91.7%, is a high-temperature operation classification of the fourth level. Noise at the work site is high, measured as high as 117 decibels.

Tin tank annealer

High temperature

1. Scope of work: float production of glass molding, annealing of all the operation process.

2. Labor conditions: high-temperature operations, the temperature difference between the work site and the outdoor temperature is higher than 8 ℃, the labor time rate of 90%, is a high-temperature work classification of the fourth level.

Super Soda Worker

Specially heavy

1. Scope of work: manual depalletization of bags of soda (manganese nitrate), transportation, unpacking, dumping packages after processing and other work.

2. Labor conditions: (1) labor intensity, each bag of alkali 50 ~ 80 kg, an average of 12 tons of weight per person per shift, the labor time rate of 50%, the determination of the energy metabolic rate of 4.7632 calories / m 2? minutes, the labor intensity index of 35.9464, is the fourth level of physical labor intensity classification. (2) The body is directly exposed to sodium carbonate in large quantities, which corrodes the skin after sweating and is harmful to health.

Raw materials

Crusher

Particularly heavy

1. Scope of work: manually break the stone into pieces and put them into the crusher for crushing.

2. Labor conditions: (1) labor intensity, per capita weight per shift for about 12 tons, it was determined that the average labor time of 72.33%, the labor intensity index of 32.1089, is the fourth level of physical labor intensity classification. (2) Noisy, it is measured as A sound level 100 decibels.

Glass grinding workers

Special heavy

1. Scope of work: manually move up the glass, the internal organs of the glass, suspended with a grinding wheel to grind the edge of the glass.

2. Labor conditions: (1) labor-intensive, per capita weight of about 11 tons per shift. (2) high humidity, wet workplace average relative humidity of 71% or more. (3) Noisy, it is measured as A sound level of 91 decibels.

Filament Splicer

High Temperature

1. Scope of Work: The melted glass bulb liquid is diverted into glass filaments through the funnel plate, and the glass filaments are wound onto the yarn cylinder through the lubrication groove.

2. Labor conditions: high-temperature operations, drawing site and the outdoor temperature difference of 7.46 ℃, the labor time rate of 83.3%, is a high-temperature work classification of the fourth level. Work site humidity, it was determined that the relative humidity of 83%.

Add ball worker

High temperature

1. Scope of work: in the work plane, the glass ball will be added to the crucible, and add the ball machine maintenance.

2. Labor conditions: high-temperature operations, operating in the same place as the wire drawing workers, the temperature difference between the site and the outdoor 7.46 ℃, the labor time rate of 63.2%, is a high-temperature work classification of the fourth level.

Fiberglass fiber reinforced plastic products molding

Toxic and harmful

1. Scope of work: manually formulated resin, made of a variety of fiberglass fiber reinforced plastic products by hand or pressed.

2. Labor conditions: (1) operation process, direct, large amounts of exposure to styrene, formaldehyde, phenolic, acetone and other harmful substances. (2) The content of ethylenediamine is measured to be 80mg/m3, and the content of styrene is 135mg/m3.

Resin Worker

Toxicity and Hazardous

1. Scope of Work: Synthesize resins from chemical raw materials, phenol, formaldehyde, aniline, and ammonia, etc. by heating and reaction.

2. Labor conditions: operation, synthesis process, direct, large amounts of exposure to toxic and harmful substances styrene, formaldehyde, phenolics, acetone, etc., harmful to the human body.

Industry: Brick and Tile (Sintered Brick Section)

Serial No.

Name of Work Type

Nature of Work Type

Labor Condition

Out of Kiln Worker

High Temperature

Exceptionally Heavy

1. Scope of Work: Manpower to move the scorched finished bricks and tiles in different grades and put them on iron frame trucks, pulling and transporting them. Putting on the iron frame car, pulling and transporting to the finished product yard, manpower dismantling and stacking into pallets.

2. Labor conditions: (1) labor intensity, handling, loading and unloading per capita weight per shift for 25 tons, bending, turning, hand-held and other actions frequently, about 2300 times more than the determination of the net labor time rate of 90.6%, energy metabolism rate of 3.63628, judged to be the fourth level of physical labor intensity classification. (2) High-temperature work, the work site is a brick kiln, the average temperature difference between the work site and the outside world is 14.2 ℃, the average temperature inside the kiln is 40-50 ℃, high-temperature work grading is the fourth level.

Kiln loader (yard kiln worker)

High temperature

Specially heavy

1. Scope of work: according to the process requirements of the brick billet pulling, yard in the kiln or kiln car (including out of the car).

2. Labor conditions: (1) labor intensity, per capita weight in each shift 35 ~ 39 tons, change waist, lifting billet, turn and other action frequency sensitive, about 7,500 times or more, measured, the net labor time rate of 94%, the energy metabolism rate of 5.576 calorie / m 2?min. The average energy consumption value is 2888 calories/person, and the labor intensity index is 28, which is judged as the fourth level of physical labor intensity classification. (2) high-temperature work, the Department of brick kiln operation, the workplace and the outside world average temperature difference of 14.2 ℃, net labor time rate of 94%, the kiln average temperature difference of 40-50 ℃, high-temperature work classification is the fourth level.

Manpower to transport billet workers

Specially heavy

1. Scope of work: manpower will be transported from the machine room to the billet field (drying room), or from the bad field to the kiln door.

2. Labor conditions: (1) labor intensity, per capita weight per shift 30-35 tons, bending, turning, lifting and other actions frequently, transport 3000-4000 times. (2) open-air work, bad conditions are difficult.

Scorch kiln workers

High temperature

1. Scope of work: in the top of the kiln through the fire eye constantly watching, cast coal and control the temperature of the kiln, baking burnt finished brick and tile.

2. Labor conditions: high-temperature operations, it was determined that the net labor time rate of 85.37%, the average temperature of the work site 44 ~ 47 ℃, the average temperature difference of 13.2 ℃, high-temperature operations classification is the fourth level.

Cleaning the bottom of the kiln worker

High temperature

1. Scope of work: the kiln ash, kiln bottom broken bricks, etc. clean, and is responsible for cleaning up the furnace in the wind tunnel.

2. Labor conditions: high-temperature operations, it was determined that the net labor time rate of 40%, the average temperature difference between the work site and the outside world is 14.2 ℃, high-temperature operation classification is the fourth level. Operating environment is difficult, dust concentration measured as high as 30-200 mg / m 3.

Brick tile billet on the shelf work

special heavy

1. Scope of work: the brick tile wet billet according to the process required to be placed in the shelf on the hard or drying car.

2. Labor conditions: labor intensity, per capita weight per shift 21~35 tons, bending, turning, lifting hands to bear the weight of the action is frequent, about 3600 times or more, it was determined that the average net labor time rate of 72.31%. Energy metabolic rate of 4.6119 calories / m 2? minutes, labor intensity index of 34, judged to be physical labor intensity classification is the fourth level.

Flower (inverted) frame worker

Special heavy

1. Scope of work: the masonry bad inside and outside of the head, up and down inverted, and pick out substandard products.

2. Labor conditions: labor intensity, per capita weight per shift 35 ~ 50 tons, bending, lifting frequency sensitive about 15,000 ~ 2,000 times, it was determined that the average net labor time rate of 87.04%, energy metabolic rate of 4.8598 calories / m? minutes, the labor intensity index was 36, and it was determined that the physical labor intensity grading belonged to the fourth level.

Manpower to lift the board worker

Specially heavy

1. Scope of work: the cut brick bad, manually lifted to the car.

2. Labor conditions: labor intensity, per capita weight per shift 24 ~ 30 tons, bending, turning, hands bearing the weight and other actions frequently, about 2000 times or more.

Raw fuel manpower

Loading and unloading transportation workers

Specially heavy

1. Scope of work: including brick-making process of raw materials, soil and fuel mining, handling, loading and unloading, batching, feeding and so on (including manpower mining, manpower picking soil, batching, etc.).

2. Labor conditions: (1) labor intensity, per capita weight per shift 6 to 12 tons, it was determined that the labor intensity index of 25.88, physical labor intensity classification is the fourth level. (2) open-air work, the environment is difficult, always in the low-lying ground or pit work, high humidity.

Manpower tile maker

Specially heavy

1. Scope of work: including carrying clay bars, dipping in oil, pressing blanks into shape, catching tiles on the bracket, and bundling tiles.

2. Labor conditions: (1) labor intensity, per capita weight of 30 to 47 tons per shift, it was determined that the labor intensity index of 29.74, physical labor intensity level is the fourth level. (2) action frequency sensitive, bending, turning, weight lifting hand and other actions, to be made more than 2300 times per shift.

Industry: Asbestos Products

Serial No.

Name of Work Type

Nature of Work Type

Labor Condition

Asbestos Selection and Batching Worker

Toxicity and Hazardousness

1. Scope of Work: Asbestos raw material is manually handled, unpacking and dumping, and then manually loaded into packages after selection, crushing, dosing and mixing. After that, it will be packed by human labor.

2. Labor conditions: backward production methods, poor working environment conditions, high labor intensity, three shifts of continuous operation. According to some provincial and municipal health departments and enterprises. The concentration of asbestos fiber dust in the workplace is 31.46~93.91 mg/m3, and according to the confirmation of the health department, the asbestos fiber dust is a strong carcinogen. Long-term exposure to the high concentration of asbestos fiber dust suspended in the air is a serious danger to the health of the workers.

Asbestos Spinning and Turning (Spinning, Combining and Weaving)

Toxic and Hazardous

1. Scope of Work: Selected, dosed and mixed asbestos is put into combing machine to comb the strips, and then spun into singles on spinning machine, and then combined with asbestos yarn by combing machine, and then knitted into various kinds of asbestos spinning products by knitting (twisted) loom.

2. Labor conditions: the production equipment is old (cotton spinning plant out of equipment), backward technology, labor intensity, three shifts of continuous operation, according to some provincial and municipal health departments to determine the concentration of asbestos fiber dust in the air at the work site: combing car for 24~86 mg/m3, the severity of the hazards of the workers' body, and the asbestos selection and dosage of workers, generally the same degree of severity.

Synthetic Resin Worker

Toxic and Hazardous

1. Scope of work: chemical raw materials such as phenol, formaldehyde, polyvinyl alcohol, etc., batching, feeding, and synthesizing into resins through the reactor.

2. Labor conditions: toxic and hazardous operations, measured by some provincial and municipal health departments, the workplace air phenol content of 132 mg / m 3, formaldehyde content of 272 mg / m 3, a large number of long-term, direct contact with toxic gases, a serious danger to the health of workers.

Asbestos Friction Material Products Worker (Friction Sheet, Brake Band Packing)

Toxic and Harmful

1. Scope of Work: Synthetic resin and asbestos dosing, mixing, crushing, pressing, and grinding of sheets to make various asbestos friction materials.

2. Labor conditions: the molding of asbestos friction materials is carried out in high temperature steam under pressure, and the temperature of the operation site is affected by it up to 38℃ or more, and the concentration of asbestos fiber dust in the air is determined by the health department of Tianjin and other places to be 28~89 mg/m3, and the content of aldehyde is 36.84~53.7 mg/m3, and the prolonged contact with the dust of asbestos fibers suspended in the air and the toxic gases are seriously hazardous to workers' health. that seriously jeopardize the health of workers.

Asbestos Rubber Sheet Worker

Toxic and Hazardous

1. Scope of work: asbestos, rubber, benzene oil gasoline, etc. as the main raw materials, crushing, batching, mixing and heating, and asbestos-rubber products made of pressure.

2. Labor conditions: toxic and hazardous three-shift continuous operation, determined by Jilin and other places, the concentration of benzene at the work site reached 187~440 mg/m3, and the workers were in direct and long-term contact with toxic and hazardous gases such as benzene and dust of asbestos fibers, which seriously endangered the health of the workers.

Industry: linoleum

Serial number

Name of work type

Nature of work type

Labor conditions

Feeder (asphalt, filler)

Particularly onerous

1. Scope of work: manpower loading and unloading, handling, unpacking, dumping, feeding, including asphalt and talcum powder and other raw materials.

2. Labor conditions: labor intensity, per capita weight per shift for 20 to 24 tons, it was determined that the average labor time rate of 90.63%, energy metabolism rate of 3.9363 calories / m 3? minutes, labor intensity index of 30.2730, physical labor intensity classification is the fourth level.

Heating Furnace Watchman

High Temperature

1. Scope of work: heating and insulation of asphalt for felt making.

2. Labor conditions: high-temperature operations, it was determined that the average labor time rate of 52.4%, the average temperature at the work site 38 ℃ or more, the average temperature difference between the work site and the outside world is 9.9 ℃, an average of 69.9% relative humidity, high-temperature work classification is the fourth level.

Asphalt pumpers (unloading, conveying)

High temperature

1. Scope of work: heated oxidized asphalt with steam reciprocating pump circulation, conveying (including unloading).

2. Labor conditions: high-temperature operations, it was determined that the average labor time rate of 81.6%, the average operating site temperature of 36.6 ℃ or more, the average temperature difference between the work site and the outside world of 5.6 ℃, the average humidity of the work site is 76.4%, high-temperature operation classification is the fourth level.

Filler mixer (including clearing the bottom of the pot

high temperature

1. Scope of work: oxidized asphalt and talcum powder heating mixing, mixing, for the production of felt. Including the opening of the name to clean up the bottom of the pot.

2. Labor conditions: high-temperature operations, it was determined that the average labor time rate of 65.28%, the work site temperature of 38.1 ℃ or more, the average temperature difference between the work site and the outside world of 5.6 ℃, the average humidity of the work site is 80.1%, high-temperature operations classification is the fourth level.

Oxygen chemical oxidation kettle, tower

High temperature

1. Scope of work: the heating and oxidation process of bitumen.

2. Labor conditions: high-temperature operations, data and filler mixing jobs are the same.

Oil Coater (including paper splicer)

High Temperature

1. Scope of work: checking, regulating the speed of the car, controlling the temperature of the oil, the raw paper joints and the dryer to ensure the quality of linoleum.

2. Labor conditions: high-temperature operations, it was determined that the average labor time is 81.94%, the average temperature at the workplace reaches 39.6 ℃ or more, the average temperature difference between the workplace and the outside world is 8.7 ℃, the average relative humidity at the workplace is 70.8%, and the high-temperature operation classification is the fourth level.

Spreader (pulper)

Particularly heavy

1. Scope of work: manpower loading and unloading, unpacking, dumping, and feeding of talcum powder for felt making.

2. Labor conditions: labor intensity, per capita weight per shift about 18 to 24 tons. It was determined that the average labor time rate of 74.65%, the energy metabolism rate of 3.56 calories / m 2? minutes, the labor intensity index of 27.1595, physical labor intensity classification is the fourth level.

Felt rollers (including packaging, warehousing, storage

Special heavy

1. Scope of work: packaging of finished linoleum, sorting, manpower loading and unloading, handling, grading, warehousing, stockpiling. 25.1823~25.6363, physical labor intensity grading is the fourth level.

2. Labor conditions: labor intensity, large average weight per shift for 16 ~ 18 tons, it was determined that the average labor time rate of 76.7 ~ 81.25%, energy metabolism rate of 3.2493 ~ 3.3334 calories / m 3? Minutes, the labor intensity index of 25.1823 ~ 25.6363, physical labor intensity classification is the fourth level

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