X1000306-1983-84_Part02 — Page 28

TABLE 39 WORK OF OCCUPATIONAL HEALTH DIVISION 1982 AND 1983

TABLE 40

ENVIRONMENTAL AND BIOLOGICAL MONITORING AND SURVEY WORK OF OCCUPATIONAL HEALTH DIVISION 1983

I.

Field Survey Work

1982

1983

Nature of Survey work

No. of

surveys

No. of samples

taken

I.

Number of Occupational Diseases Notified (Under the Factories and Industrial

Undertakings Regulations)

Decompression sickness

Type I

Type II

Dysbaric osteonecrosis

Contact dermatitis

Silicosis

Poisoning by Lead

Occupational Injuries

(A) Atmospheric monitoring :

Acetic acid

2

5

Acetone

11

12

Ammonia

26

50

Asbeatos

16

39

81

1 189

Benzene

3

4

Butyl acetate

3

4

1

6

Cadmium

7

13

Carbon dioxide

10

21

9

18

Carbon monoxide

15

40

Carbon tetra-chloride

2

2

510

295

Chlorine

2

Chloroform

2

1

Chromic acid

35

57

Colophony fume

8

30

II.

No. of occupational injuries reported

81 132

79 204

No. of accidents requiring notification

under Employees' Compensation Ordinance

71 124

III.

Employees' Compensation Case Work

Total no. of interviews with injured employees

Cases assessed by Occupational Health Officers+

Cases assessed by Medical Assessment Boards+

Cases assessed by Special Assessment Boards@

✦ For employees' compensation cases occurring before 1.7.83

Employees' compensation cases occurring on and after 1.7.83 are assessed by statutory boards with the enactment of the Employees' Compensation (Amendment) Ordinance. Occupational Health Officers only sit on Special Assessment Boards for these cases.

Nitric oxide

Nitrogen dioxide

Oil mist

Olefin

Oxygen Ozone

Perchloroethylene Phosgene

Styrene

Sulphur dioxide Sulphuric acid

Toluene

1,1,1-Trichloroethane

Trichloroethylene

Vinyl chloride Welding fume Xylene

(B) Ventilation surveys:

General ventilation Local exhaust

(C) Thermal surveys

71 141

Dust

Ethyl acetate Explosive gas Formaldehyde Gasoline Hydrocarbon

Hydrogen chloride Hydrogen cyanide Hydrogen sulphide Iso-propyl acetate

166

1 196

6

8

1

G

17

2

3

9

12

S

Iso-propyl alcohol

1 10

168 108

175 081

Lead

22

31

Methyl ethyl ketone

22

333

38

Methylene chloride

3

Natural gas

1

22 833

18 550

18

14

1

1

Toluene di-isocyanate

M-TXALXUNZUEN.

20

20

5

16

2

2

36

7

25

35

1

26

es es kes na ei – 1 18+2=22-~2528--1291-*M

3

3

5

12

1

15

30

3

32

10

4

4

54

13

40

54

37

150

162

5

(D) Lighting surveys

Total

945

1 990