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Catalogue of occupational hazards
2019-06-24Circular of the Ministry of Health on the Issuance of Catalogue of Occupational Hazard Factors and Criteria for the Evaluation of Occupational Hazards in Construction Projects [2002]63
The health bureaus of provinces, autonomous regions and municipalities directly under the Central Government, the health bureaus of the production and Construction Corps of Xinjiang, the group companies and trade associations of the cities with separate plans:
In accordance with the provisions of Article 15 of the Occupational Disease Prevention and Control Law of the People's Republic of China, the Catalogue of Occupational Disease Hazard Factors and the Code for Occupational Disease Hazard Assessment of Construction Projects are now issued to you. In accordance with the requirements of the Catalogue and the Code, local employers should be organized to earnestly do a good job in occupational hazard declaration and construction project occupation. Disease Hazard Assessment
Annex 1:
Catalogue of occupational hazards
I. Dust:
(1) Silicon dust (inorganic dust containing more than 10% free silica)
Possible occupational disease: silicosis
(2) Coal dust (coal silica dust)
Possible Occupational Diseases: Coal Workers'Pneumoconiosis
(3) Graphite dust
Possible Occupational Diseases: Graphite Pneumoconiosis
(4) Carbon black dust
Possible Occupational Diseases: Carbon Black Pneumoconiosis
(5) Asbestos dust
Possible occupational disease: asbestosis
(6) Talc dust
Possible occupational disease: talc pneumoconiosis
(7) Cement dust
Possible Occupational Diseases: Cement Pneumoconiosis
(8) Mica dust
Possible occupational disease: mica pneumoconiosis
(9) Ceramic dust
Possible Occupational Diseases: Ceramic Dust
(10) Aluminum dust (aluminium, aluminium alloy, alumina dust)
Possible Occupational Diseases: Aluminum Pneumoconiosis
(11) Welding fume
Possible Occupational Diseases: Pneumoconiosis of Welders
(12) Foundry dust
Possible Occupational Diseases: Caster Pneumoconiosis
(13) Other dust
Possible occupational diseases: other pneumoconiosis
Radioactive substances (ionizing radiation): ionizing radiation (X-ray, r-ray, etc.)
Possible occupational diseases: acute radiation sickness, subacute radiation sickness, chronic radiation sickness, internal radiation sickness, radiation skin disease, radiation cataract, radiation tumor, radiation bone injury, radiation thyroid disease, radiation gonad disease, radiation combined injury, according to Radiation The General Principles for the Diagnosis of Radioactive Diseases can diagnose other radiation injuries.
3. Chemical Substances:
(1) Lead and its compounds (lead dust, smoke, lead compounds, excluding tetraethyl lead)
Possible occupational diseases: lead and its compounds
(2) Mercury and its compounds (mercury, high mercury chloride, mercury compounds)
Possible occupational diseases: mercury and its compounds poisoning
(3) Manganese and its compounds (manganese smoke, manganese dust, manganese compounds)
Possible Occupational Diseases: Manganese and Its Compounds Poisoning
(4) Cadmium and its compounds
Possible occupational diseases: cadmium and its compounds poisoning
(5) Beryllium and its compounds
Beryllium disease
(6) Thallium and its compounds
Possible occupational diseases: thallium and its compounds poisoning
(7) Barium and its compounds
Possible occupational diseases: barium and its compounds poisoning
(8) Vanadium and its compounds
Possible occupational diseases: poisoning by vanadium and its compounds
(9) Phosphorus and its compounds (excluding phosphine, zinc phosphide and aluminium phosphide)
Possible Occupational Diseases: Phosphorus and Its Compounds Poisoning
(10) Arsenic and its compounds (excluding hydrogen arsenide)
Possible occupational diseases: arsenic and its compounds poisoning
(11) Uranium
Possible Occupational Diseases: Uranium Poisoning
(12) Hydrogen arsenide
Possible Occupational Diseases: Hydrogen Arsenide Poisoning
(13) Chlorine
Possible occupational diseases: chlorine poisoning
(14) Sulfur dioxide
Possible Occupational Diseases: Sulfur Dioxide Poisoning
(15) phosgene
Possible occupational diseases: phosgene poisoning
(16) Ammonia
Possible Occupational Diseases: Ammonia Poisoning
(17) UDMH
Potential occupational disease: unsymmetrical dimethylhydrazine poisoning
(18) Nitrogen oxides
Possible Occupational Diseases: Nitrogen Oxide Poisoning
(19) Carbon monoxide
Possible Occupational Diseases: Carbon Monoxide Poisoning
(20) Carbon dioxide
Possible Occupational Diseases: Carbon Dioxide Poisoning
(21) Hydrogen sulfide
Possible Occupational Diseases: Hydrogen Sulfide Poisoning
(22) Phosphine, zinc phosphide and aluminium phosphide
Possible Occupational Diseases: Phosphine, Zinc Phosphide, Aluminum Phosphide Poisoning
(23) Fluorine and its compounds
Possible Occupational Diseases: Industrial Fluorosis
(24) Cyanide and nitrile compounds
Possible Occupational Diseases: Cyanide and Nitrile Compound Poisoning
(25) Tetraethyl lead
Possible occupational diseases: tetraethyl lead poisoning
(26) Organotin
Possible Occupational Diseases: Organotin Poisoning
(27) Nickel carbonyl
Possible occupational disease: nickel carbonyl poisoning
(28) Benzene
Possible Occupational Diseases: Benzene Poisoning
(29) Toluene
Possible Occupational Diseases: Toluene Poisoning
(30) Xylene
Possible Occupational Diseases: Xylene Poisoning
(31) n-hexane
Possible occupational disease: n-hexane poisoning
(32) Gasoline
Possible Occupational Diseases: Gasoline Poisoning
(33) monomethylamine
Possible Occupational Diseases: Methylamine Poisoning
(34) Organic fluoropolymer monomers and their pyrolysates
Possible occupational diseases: organofluoropolymer monomers and their pyrolytic poisoning
(35) Dichloroethane
Possible Occupational Diseases: Dichloroethane Poisoning
(36) Carbon tetrachloride
Possible occupational diseases: carbon tetrachloride poisoning
(37) Vinyl chloride
Possible Occupational Diseases: Vinyl Chloride Poisoning
(38) trichloroethylene
Possible occupational diseases: trichloroethylene poisoning
(39) Propylene chloride
Possible occupational diseases: allyl chloride poisoning
(40) chlorobutadiene
Possible occupational disease: chlorobutadiene poisoning
(41) Aniline, toluidine, xylene, N, N-dimethylaniline, diphenylamine, nitrobenzene, nitrotoluene, p-nitroaniline, dinitrobenzene, dinitrotoluene
Possible occupational diseases: poisoning of benzene with amino and nitro compounds (excluding trinitrotoluene)
(42) Trinitrotoluene
Possible Occupational Diseases: Trinitrotoluene Poisoning
(43) Methanol
Possible Occupational Diseases: Methanol Poisoning
(44) Phenol
Possible Occupational Diseases: Phenol Poisoning
(45) Pentachlorophenol
Possible Occupational Diseases: Pentachlorophenol Poisoning
(46) Formaldehyde
Possible Occupational Diseases: Formaldehyde Poisoning
(47) Dimethyl sulfate
Possible Occupational Diseases: Dimethyl Sulfate Poisoning
(48) Acrylamide
Possible Occupational Diseases: Acrylamide Poisoning
(49) Dimethylformamide
Possible Occupational Diseases: Dimethylformamide Poisoning
(50) Organophosphorus pesticides
Possible Occupational Diseases: Organophosphorus Pesticide Poisoning
(51) Carbamate pesticides
Possible Occupational Diseases: Carbamate Pesticide Poisoning
(52) Chlordimeform
Possible occupational disease: chlordimeform poisoning
(53) Methyl bromide
Possible Occupational Diseases: Methyl Bromide Poisoning
(54) Pyrethroids
Possible Occupational Diseases: Pyrethroid Pesticide Poisoning
(55) Chemicals causing occupational toxic liver diseases: Occupational toxic liver diseases caused by dichloroethane, carbon tetrachloride, vinyl chloride, trichloroethylene, propylene chloride, chlorobutadiene, amino and nitro compounds of benzene, trinitrotoluene, pentachlorophenol and dimethyl sulfate: Occupational toxic liver diseases
(56) Hazardous factors of occupational acute poisoning that can be diagnosed according to the diagnostic criteria and treatment principles of occupational acute poisoning
4. Physical factors:
(1) High temperature
Possible occupational disease: heatstroke
(2) High Pressure
Possible occupational diseases: decompression sickness
(3) Low pressure
Possible occupational diseases: altitude sickness, aviation sickness
(4) Local vibration
Possible Occupational Diseases: Arm Vibration Disease
Biological factors:
(1) Bacillus anthracis
Possible occupational disease: anthrax
(2) Forest encephalitis
Possible Occupational Diseases: Forest Encephalitis
(3) Brucella
Possible occupational diseases: brucellosis
6. Hazardous factors leading to occupational dermatosis:
(1) Hazardous factors leading to contact dermatitis: sulfuric acid, nitric acid, hydrochloric acid, sodium hydroxide, trichloroethylene, dichromate, trichloromethane, beta-naphthalene amine, chromate, ethanol, ether, formaldehyde, epoxy resin, uroformaldehyde resin, phenolic resin, turpentine, aniline, lubricating oil, hydroquinone, etc.
Possible occupational disease: contact dermatitis
(2) Harmful factors leading to photosensitive dermatitis: tar, asphalt, quinone, anthraquinone, anthracene oil, xylenol oil, fluorescein, hexachlorobenzene, chlorophenol, etc.
Possible occupational disease: photosensitive dermatitis
(3) Harmful factors leading to electro-optic dermatitis: ultraviolet radiation
Possible occupational disease: electro-optic dermatitis
(4) Hazardous factors leading to melanosis: tar, asphalt, anthracene oil, gasoline, lubricants, oil colours, etc.
Possible occupational disease: melanosis
(5) Harmful factors leading to acne: asphalt, lubricating oil, diesel oil, kerosene, polychlorinated benzene, polychlorinated biphenyl, naphthalene chloride, polychlorinated naphthalene, polychlorinated phenol, polyvinyl chloride
Possible Occupational Diseases: Acne
(6) Hazardous factors leading to ulcer: chromium and its compounds, chromate, beryllium and its compounds, arsenic compounds, sodium chloride
Possible Occupational Diseases: Ulcers
(7) Hazardous factors leading to chemical skin burns: sulfuric acid, nitric acid, hydrochloric acid, sodium hydroxide
Possible Occupational Diseases: Chemical Skin Burns
(8) Hazardous factors leading to other occupational skin diseases:
Oil color: Occupational disease that may result: Oil color dermatitis
High humidity: possible occupational diseases: occupational impregnation, erosion
Organic solvents: Occupational diseases that may result: Occupational keratosis, chapped
Mite and Qiang: Occupational diseases that may result: Occupational prurigo
Hazardous factors leading to occupational ophthalmopathy
(1) Hazardous factors leading to chemical eye burns: sulfuric acid, nitric acid, hydrochloric acid, nitrogen oxides, formaldehyde, phenol, hydrogen sulfide
Possible occupational disease: chemical eye burns
(2) Harmful factors leading to electro-optic ophthalmitis: ultraviolet rays
Occupational disease: electrooptic ophthalmitis
(3) Hazardous factors leading to occupational cataract: radioactive substances, trinitrotoluene, high temperature, laser and other occupational diseases that may result: occupational cataract
8. Hazardous factors leading to occupational otolaryngology and oral diseases
(1) Harmful factors leading to noise deafness: noise
Possible Occupational Diseases: Noise Deafness
(2) Hazardous factors leading to chromium rhinopathy: chromium and its compounds, chromium salts
Possible Occupational Diseases: Chrome Rhinopathy
(3) Hazardous factors leading to dental acid etching cases: cyanofluoride, sulfuric acid fog, nitric acid fog, hydrochloric acid fog may lead to occupational diseases: dental acid etching disease
Occupational hazards of occupational tumors
(1) Risk factors of lung cancer and mesothelioma caused by asbestos: asbestos
Possible occupational diseases: asbestos-induced lung cancer, mesothelioma
(2) Risk factors of benzidine-induced bladder cancer: benzidine
Possible Occupational Diseases: Benzidine-induced Bladder Cancer
(3) Benzene-induced leukemia: Benzene
Possible Occupational Diseases: Benzene-induced Leukemia
(4) Risk factors of lung cancer caused by chloromethyl ether: chloromethyl ether
Possible Occupational Diseases: Lung Cancer Caused by Chloromethyl Ether
(5) Risk factors of lung cancer and skin cancer caused by arsenic: arsenic
Possible occupational diseases: lung cancer and skin cancer caused by arsenic
(6) The risk factors of hepatic hemangiosarcoma caused by vinyl chloride: vinyl chloride
Possible Occupational Diseases: Hepatic Hemangiosarcoma Caused by Vinyl Chloride
(7) Risk factors of lung cancer in coke oven workers: coke oven flue gas
Possible Occupational Diseases: Lung Cancer in Coke Oven Workers
(8) Risk factors of lung cancer among workers in Chromate Manufacturing industry: chromate
Possible Occupational Diseases: Lung Cancer in Chromate Manufacturing Workers
10. Other occupational hazards
(1) Zinc oxide
Possible Occupational Diseases: l Smoke Fever
(2) toluene diisocyanate
Possible Occupational Diseases: Occupational Asthma
(3) Thermophilic Actinomyces
Possible occupational diseases: occupational allergic alveolitis
(4) Cotton dust
Possible Occupational Diseases: Cotton Dust
(5) Poor working conditions (oppression and friction)
Possible Occupational Diseases: Sliding Inflammation of Underground Coal Mine Workers
Standard for Occupational Hazard Assessment of Construction Projects
1. General Provisions
1.1 In order to standardize the evaluation of occupational hazards in construction projects, this code is formulated in accordance with the Occupational Disease Prevention and Control Law of the People's Republic of China.
1.2 This Code is applicable to the pre-evaluation of occupational hazards and the evaluation of control effects for newly-built, expanded, rebuilt and constructed projects, technological transformation and technology import projects (hereinafter referred to as construction projects).
1.3 The pre-evaluation and control effect evaluation of occupational hazards shall be undertaken by the occupational health technical service institutions which have obtained qualification certification according to law; the methods and requirements of the evaluation shall conform to the provisions of the Occupational Disease Prevention and Control Law and these Regulations.
2. Pre-assessment of occupational hazards
2.1 During the pre-evaluation of occupational hazards, the construction unit shall provide the following information to the institutions undertaking the evaluation task (hereinafter referred to as the evaluation agencies):
A. Examination and approval documents for construction projects;
B. Feasibility study data (including occupational health articles);
C. Other relevant information.
2.2 Assessment institutions carry out pre-assessment of occupational hazards in accordance with three stages of preparation, evaluation and report preparation. The pre-assessment procedure of occupational hazards is shown in Annex 1.
2.3 Preparation
In the preparatory phase, the following tasks are completed:
A. Preliminary engineering analysis of general layout, workmanship, process, equipment layout, health protection measures, organization and management of construction units
B. Selecting key evaluation factors and determining evaluation units;
C. Pre-evaluation program. The pre-evaluation programme includes the following elements:
(a) General situation of construction projects;
B) The purpose, basis, category and standard of pre-evaluation;
(c) Contents and methods of analysis of construction projects and occupational hazards;
D) Organization, funding and planning of pre-evaluation.
2.4 Evaluation
During the evaluation phase, the following tasks were completed:
A. Engineering analysis;
B. Occupational health survey;
C. Qualitative and quantitative analysis and evaluation of occupational hazards.
2.4.1 Engineering Analysis
Engineering analysis mainly includes the following contents:
A. Basic construction projects, including construction site, nature, scale, total investment, design capacity, labor assignment, etc.
B. General layout, production process, technical route, etc.
C. The raw materials, accessories, intermediates, product names, dosage or output to be used in the production process, the main production process, the main production equipment, the types, locations and existing forms of occupational hazards that may occur, the degree of mechanization or automation and the degree of airtightness of production are not available;
D. Occupational disease protection equipment and emergency aid facilities to be adopted;
E. Personal occupational disease protective equipment to be configured;
F. The proposed sanitation facilities;
G. Measures to be taken for the prevention and management of occupational diseases.
2.4.2 Occupational Health Survey
When technical data such as feasibility study of construction projects can not meet the needs of evaluation, relevant data should be further collected for analogical investigation.
2.4.2.1 Data collection
For expansion, renovation and technological renovation projects, data such as occupational hazard monitoring, health surveillance and occupational hazard assessment should be collected during operation before expansion, renovation and technological renovation.
2.4.2.2 Analogical Survey
For new construction projects, similar production enterprises should be selected for analogical investigation. The contents are as follows:
A. Site selection
Since the similar construction units were put into use, their location selection has been coordinated with the existing national health laws and regulations.
B. General layout
Distribution of work area, living area, residential area, waste disposal and auxiliary land of similar construction units, especially the layout, operation and mutual influence of occupational hazards.
C. Current status of occupational hazards
The types and nature of occupational hazards in similar construction units, the average concentration (intensity) of chemical, physical and biological factors in the workplace in recent years.
D. Occupational disease protection equipment
Configuration and operation effects of various protective facilities such as anti-virus, dust, high temperature, cold, humidity, noise, vibration, ionizing and non-ionizing radiation in similar construction units. Configuration and use of personal occupational disease protective equipment such as ear protectors, protective masks, protective clothing and first aid kits. Configuration and use of sanitary facilities such as rest room, sanitary inquiry, eye washer and spraying device.
E. Occupational diseases
Occupational health surveillance and occupational diseases of workers in similar construction units, and cases of acute occupational poisoning accidents (including causes, processes, rescue and corrective measures).
F. Organizational management
The establishment of occupational health management institutions or organizations and personnel in similar construction units.
G. Special funds
Investment in construction and operation of occupational disease protection equipment in similar construction units.
2.4.3 Analysis and evaluation
2.4.3.1 Evaluating Basis
Occupational hazard assessment of construction projects is carried out according to national laws, regulations and standards. The main evaluation criteria are listed in Annex 2. When adopting evaluation criteria, attention should be paid to quoting the latest version of the criteria.
2.4.3.2 Evaluation methods
According to the characteristics of occupational hazards in construction projects, the principle of combining checklist method, analogy method and quantitative grading method is adopted for qualitative and quantitative evaluation.
A. Checklist method
According to the evaluation criteria and norms, a checklist was compiled to check the conformity of occupational health related contents of construction projects with national standards and norms.
B. Analogy
d on the monitoring and statistical data of similar and similar workplaces, the concentration (intensity), consequences and protective measures of occupational hazards in the workplaces of construction projects evaluated by analogy were deduced.
C. Quantitative classification
The concentration (intensity) of occupational hazard factors, inherent hazards of occupational hazards and contact time of workers in construction project workplaces are comprehensively considered. Hazard index is calculated to determine the level of occupational hazards of workers.
According to the relevant standards, according to the engineering analysis of construction projects and the analogous investigation of similar enterprises, the construction projects of expansion, reconstruction and technological renovation obtained the exposure time of workers to occupational hazards such as dust, chemical poisons and noise, and the concentration of occupational hazards in the workplace. The degree (intensity) and other data are used to calculate the occupational hazard grade index of workers. The calculation method is implemented according to the national occupational health standards. For the occupational hazard factors without grading standards or analogous survey data, the concentration (intensity) of occupational hazard factors in the workplace can be predicted according to national, industrial and local occupational health standards and norms, combined with the allocation scheme of occupational health protection facilities, whether the concentration (intensity) of occupational hazard factors in the workplace meets the relevant health standards.
2.4.3.3 Evaluation Contents and Indicators
2.4.3.3.1 Identification and evaluation of occupational hazard factors
According to engineering analysis and analogical survey data, the occupational hazard factors in each evaluation unit of construction project are determined, and their physical and chemical characteristics, toxicity, hazards to human body, maximum allowable concentration in the workplace, number of contacts and contact mode are described. The occupational hazard levels of workers are evaluated.
2.4.3.3.2 Site selection and general layout shall be in accordance with the relevant national occupational health standards.
2.4.3.3.3 Production process and equipment layout
A. adopt non-toxic, low toxicity or avoid workers'direct exposure to occupational hazards;
B. Under the conditions of production permit, isolate areas containing hazardous operations so as to avoid pollution and interference to harmless areas or to each other;
C. The source of harmful substances is located at the lower side of mechanical or natural ventilation in the workplace.
D. For factories that emit large amounts of heat, thermal operation should be built on the top floor of the building; heat sources should be located as far as possible on the downwind side of the main wind direction in summer or under skylights.
2.4.3.3.4 Building Hygiene Requirements
A. Building volume should ensure that workers have enough fresh air. The design requirements refer to the Hygienic Standards for Industrial Enterprise Design.
B. The structure of the building should make the surface of the workshop which produces dust and poison not easy to accumulate dust and poison, and easy to remove; the heat dissipation workshop should be conducive to ventilation and heat dissipation; and the high humidity workshop should set up anti-humidity drainage facilities to prevent roof dripping and ground water accumulation.
C. Building lighting and lighting conform to the current "Industrial Enterprise Lighting Design Standard" and "Industrial Enterprise Lighting Design Standard".
2.4.3.3.5 Evaluation of occupational disease protection facilities mainly includes:
A. Dust removal facilities
B. Detoxification and purification facilities
C. Ventilation and ventilation facilities
D. Accident Emergency Facilities
E. Noise control facilities
F. Heat Protection Facilities
G. Cold Protection Facilities
H. No application of moistureproof
I. Vibration control facilities
J. Non-ionizing radiation protection facilities
K. Ionizing Radiation Protection Facilities
2.4.3.3.6 Emergency Rescue Facilities
2.4.3.3.7 Occupational disease protective articles for personal use
2.4.3.3.8 Health facilities
2.4.3.3.9 Occupational health management
2.4.3.3.10 Estimate of Occupational Health Funds
2.5 Pre-evaluation report preparation
During the preparation stage of the pre-evaluation report, the following tasks were completed:
A. Summarize and analyze all kinds of data and data;
B. Make evaluation conclusions and complete pre-evaluation report.
2.6 The pre-assessment report of occupational hazards for construction projects is prepared in a prescribed format (see Annex 3 for the format). Its main contents include:
A. The purpose, basis, scope, content and method of pre-assessment of occupational hazards;
B. General situation of construction projects, including construction site, nature, scale, total investment, design capacity, labor assignment, etc.
C. To analyze and evaluate the location of construction projects and the possible occupational hazard factors and their impact on the health of workplaces and workers, including the name of occupational hazard factors, the main production s, the main occupational hazards to human body, the possible concentration (intensity) and the prediction of the degree of occupational hazards, etc.
D. Technical analysis and evaluation of the proposed occupational hazard protection measures, including general layout, production process and equipment layout, building hygiene requirements, occupational disease protection equipment, emergency rescue facilities, personal occupational disease protection equipment, sanitation facilities, occupational health management, etc. And evaluation;
E. Effective protective measures against occupational health problems
F. Evaluation conclusion: Summarize the evaluation contents, point out the existing problems and suggestions for improvement measures, determine the types of occupational hazards, and whether the construction project is feasible.
3. Evaluation of occupational hazards control effect in construction projects
3.1 Before the completion and acceptance of the construction project, the construction unit entrusts the evaluation institution to evaluate the effect of occupational hazards control of the construction project.
3.2 Evaluation Programming
According to the content of the pre-evaluation report of feasibility demonstration of construction project and the situation of construction and trial operation, the evaluation unit compiles the evaluation plan of occupational hazard control effect before completion and acceptance.
The evaluation scheme mainly includes the following contents:
A. The purpose, basis and scope of the evaluation;
B. General situation of Engineering construction, construction and trial operation of various occupational disease protection facilities;
C. Contents and methods of on-site investigation and monitoring, quality assurance measures;
D. Organizing the implementation plan, progress and funding arrangement.
3.3 Field Investigation
After accepting the Commission of the evaluation, the evaluation unit carries out the occupational hygiene survey. Occupational hygiene survey mainly includes the following aspects:
3.3.1 Hygienic investigation of production process: Understanding the whole process of production process and identifying occupational hazards in production.
A. Chemical factors (toxic substances, productive dust); names of raw materials, semi-finished products, intermediate products, products and wastes, quantity of production and use, physical and chemical characteristics, workers'contact mode and contact time.
B. Physical factors: noise, high temperature, low temperature, vibration, ionizing and non-ionizing radiation, etc.
C. Biological factors: pathogens in the production process.
3.3.2 Survey of working environment hygiene; implementation of hygienic protection measures in general layout, production process and equipment layout, Architectural Hygiene requirements, occupational disease protection equipment, emergency rescue facilities, personal occupational disease protection articles, sanitary facilities, etc.
3.3.3 Investigate whether construction projects are carried out strictly in accordance with the current "Design Hygiene Standards for Industrial Enterprises" and whether the occupational health review opinions put forward during the design review at various stages are implemented.
3.3.4 Occupational Health Management Survey
A. Establishment of occupational health management institutions;
B. Improvement of occupational health regulations and operating procedures;
C. Occupational health education, determination of occupational hazards and health surveillance;
D. Archives of occupational health data.
3.4 On-site monitoring: Determine the concentration (intensity) of occupational hazards in the workplace.
3.4.1 Testing methods: According to the relevant national occupational health standards.
3.4.2 Test conditions; Full-load production according to design.
3.4.3 Frequency of testing: According to the production process, the types, nature, changes and degree of occupational hazards, it is usually sampled continuously for three days, once a day and once a afternoon.
No fewer than three samples should be taken for each determination at the same point and at different times, with the average of the test results (excluding the results of physical factors such as radiation and noise).
Special circumstances shall be implemented in accordance with the relevant national occupational health standards.
3.4.4 The setting principles of test points for chemical and physical factors are shown in Annex 4.
3.5 Occupational Health Examination
For workers who may be exposed to occupational hazards, occupational health examination should be conducted, occupational health examination items should be determined according to occupational hazard factors, and occupational hazard control effects should be evaluated according to the results of occupational health examination.
3.6 Evaluation results
A. Evaluating whether the site selection and general layout conform to the requirements of the state.
B. Engineering protective facilities and their effects.
C. Calculate the mean of concentration (or intensity) of each test point of occupational hazard factors, in which the measured data of dust concentration calculate geometric mean, the calculated arithmetic mean or geometric mean of poison concentration (if the test data are normal distribution calculate arithmetic mean, if skewed distribution calculate geometric mean), noise test The data do not calculate the mean value, the concentration (or intensity) of occupational hazard factors at each test point does not exceed the standard is qualified, and those exceeding the standard are unqualified.
D. Evaluate the control effect of various occupational health engineering protective facilities d on the above calculation results, and evaluate the effect of occupational health protection remedial measures taken for positions whose occupational hazard factors exceed the standard due to the technical limitations of production process or equipment.
E. Evaluate the configuration of personal hygiene protective articles, emergency rescue facilities and warning signs;
F. Evaluating the implementation of occupational health management institutions, personnel and regulations of construction projects
3.7 Control effectiveness evaluation report
The report on the evaluation of the control effect of construction projects shall include the following main contents:
A. The purpose, basis, scope and content of the evaluation;
B. General situation of construction projects and their trial operation;
C. The types, distribution, concentration or intensity of occupational hazards in the production process of construction projects, and the degree of occupational hazards;
D. Implementation of occupational disease protection measures, including general layout, production process and equipment layout, building hygiene requirements, health engineering protection facilities, emergency, rescue measures, personal protection facilities, auxiliary health rooms, and implementation of occupational health management measures;
E. Effectiveness evaluation of occupational hazard protection facilities;
F. Evaluation conclusions and recommendations.
3.8 The evaluation report of occupational hazard control effect of construction project is compiled according to the prescribed format.
Annex 2
Main evaluation criteria
1. Hygienic Standards for Industrial Enterprise Design
2. Occupational exposure limits of occupational hazards in the workplace
3. General Plane Design Code for Industrial Enterprises GB50187-93
4. General Principles for Safety and Hygiene Design of Production Equipment GB5083-85
5. General requirements for safety and hygiene in production process GB12801-91
6. Basic Technical Conditions for Labor Hygiene in Small Industrial Enterprises Construction GB16910-1997
7. Classification of Toxic Operations GB12331-90
8. Hazard Classification of Productive Dust Operation GB5817-86
9. Classification of High Temperature Operation GBT/T4200-1997
10. Classification of cryogenic operation GB/T14440-93
11. Classification of cold water operation GB/Tl4439-93
12. Classification of Noise Work LD80-1995
13. Design Code for Noise Control in Industrial Enterprises GBJ87-87
14. Standard of Health Protection Distance for Industrial Enterprises GB11654-89-GB1l666-89
GB18053-2000-GB18083-2000
15. Design Code for Heating, Ventilation and Air Conditioning GBJ19-87
16. Basic Standards for Radiological Health Protection GB4792-84
17. Regulations on electromagnetic radiation protection GB8702-88
18. Hygienic Standard for Local Vibration in Workplaces GB10434-89
19. Hygienic Standards for Microwave Radiation in Workplaces GB10436-89
20. Hygienic Standard for UHF Radiation in Workplaces GB10437-89
21. Other national, industrial, local standards, regulations and norms related to occupational health
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