dust exposure, effects, limits, control
DESCRIPTION
Presentation given at the Northern Ireland Safety Group meeting on 19 May 2014TRANSCRIPT
![Page 1: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/1.jpg)
Industrial Dust Matters Exposure / Effects / Limits / Control
Mike Slater
BOHS President 2014/15
![Page 2: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/2.jpg)
![Page 3: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/3.jpg)
![Page 4: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/4.jpg)
How many people are exposed to dust at work?
![Page 5: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/5.jpg)
Estimated as 9,200,000 4%
11%
9%
5%
9%
8%
9%
24% 9%
9%
Source: John Cherrie, IOM
![Page 6: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/6.jpg)
How does exposure occur?
![Page 7: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/7.jpg)
![Page 8: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/8.jpg)
![Page 9: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/9.jpg)
![Page 10: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/10.jpg)
![Page 11: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/11.jpg)
![Page 12: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/12.jpg)
![Page 13: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/13.jpg)
![Page 14: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/14.jpg)
![Page 15: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/15.jpg)
![Page 16: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/16.jpg)
![Page 17: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/17.jpg)
![Page 18: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/18.jpg)
![Page 19: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/19.jpg)
![Page 20: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/20.jpg)
Dust exposures typically occur when:
Handling powders
Cutting, grinding, drilling etc.
Handling friable materials
Disturbing dust settled on surfaces
![Page 21: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/21.jpg)
What are the health effects?
![Page 22: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/22.jpg)
![Page 23: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/23.jpg)
Fibrosis
![Page 24: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/24.jpg)
![Page 25: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/25.jpg)
![Page 26: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/26.jpg)
Lung Cancer
![Page 27: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/27.jpg)
0 1000 2000 3000 4000
Other agents
Working as painter
Shift work
Mineral oils
Diesel exhaust emissions
Silica
Asbestos
Occupational cancer deaths by cause in Great Britain, 2005
![Page 28: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/28.jpg)
0 1000 2000 3000 4000
Other agents
Working as painter
Shift work
Mineral oils
Diesel exhaust emissions
Silica
Asbestos
Occupational cancer deaths by cause in Great Britain, 2005
![Page 29: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/29.jpg)
Respiratory disease
Irritation Fibrosis COPD Asthma Lung
cancer
![Page 30: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/30.jpg)
![Page 31: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/31.jpg)
![Page 32: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/32.jpg)
Evaluating the risks?
![Page 33: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/33.jpg)
![Page 34: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/34.jpg)
![Page 35: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/35.jpg)
![Page 36: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/36.jpg)
![Page 37: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/37.jpg)
![Page 38: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/38.jpg)
![Page 39: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/39.jpg)
HSG173 - A Structured Approach
Initial Appraisal
Basic Survey
Detailed Survey
![Page 40: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/40.jpg)
![Page 41: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/41.jpg)
![Page 42: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/42.jpg)
![Page 43: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/43.jpg)
Brick Making – Silica Exposures
19%
40%
41% > WEL
> 50% WEL
< 50% WEL
![Page 44: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/44.jpg)
![Page 45: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/45.jpg)
Stone Cutting– Silica Exposures
29%
44%
27%
> WEL
> 50% WEL
< 50% WEL
![Page 46: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/46.jpg)
Risk of silicosis
0
5
10
15
20
25
0 0.04 0.08 0.12 0.16 0.2 0.24 0.28
Exposure to Air Concentration of RCS for 15 Years
mg.m-3
Per
cen
tag
e R
isk
of
Sil
ico
sis
Aft
er 1
5 Y
ears
Wo
rk
![Page 47: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/47.jpg)
Risk of silicosis
0
5
10
15
20
25
0 0.04 0.08 0.12 0.16 0.2 0.24 0.28
Exposure to Air Concentration of RCS for 15 Years
mg.m-3
Per
cen
tag
e R
isk
of
Sil
ico
sis
Aft
er 1
5 Y
ears
Wo
rk
![Page 48: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/48.jpg)
“Low toxicity” dusts
“Substantial concentration of dust”
• 10 mg/m3 inhalable
• 4 mg/m3 respirable
![Page 49: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/49.jpg)
“until safe limits are put in place, employers should aim to keep exposure to respirable dust below 1 mg/m³ and inhalable dust below 5 mg/m³”
Institute of Occupational Medicine
![Page 50: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/50.jpg)
“try to ensure that employers follow a precautionary standard of 2.5 mg/m³ for inhalable dust … and 1 mg/m³ for respirable dust.”
TUC advice to safety representatives:
![Page 51: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/51.jpg)
Cherrie J, Brosseau LM, Hay A, Donaldson K (2013)
http://annhyg.oxfordjournals.org
![Page 52: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/52.jpg)
Controlling exposure to dust
![Page 53: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/53.jpg)
Prevention
Engineering
Work practices
PPE
![Page 54: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/54.jpg)
Prevention
Engineering
Work practices
PPE
![Page 55: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/55.jpg)
![Page 56: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/56.jpg)
![Page 57: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/57.jpg)
Prevention
Engineering
Work practices
PPE
![Page 58: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/58.jpg)
Source: http://www.hse.gov.uk/copd/casestudies/wetcut.htm
![Page 59: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/59.jpg)
![Page 60: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/60.jpg)
![Page 61: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/61.jpg)
www.aessolutions.co.uk
![Page 62: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/62.jpg)
Prevention
Engineering
Work practices
PPE
![Page 63: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/63.jpg)
Prevention
Engineering
Work practices
PPE
Reduce exposure time Increase distance Working methods Standard procedures
![Page 64: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/64.jpg)
Prevention
Engineering
Work practices
PPE
![Page 65: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/65.jpg)
Prevention
Engineering
Work practices
PPE
![Page 66: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/66.jpg)
![Page 67: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/67.jpg)
Prevention
Engineering
Work practices
PPE
Supervision
Maintenance
Procedures
Auditing
Testing
Health surveillance
Monitoring
Information
Training
![Page 68: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/68.jpg)
![Page 69: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/69.jpg)
http://www.bohs.org/OHServices-directory/
![Page 70: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/70.jpg)
![Page 71: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/71.jpg)
![Page 72: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/72.jpg)
![Page 73: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/73.jpg)
http://www.youtube.com/channel/UC0pTnkODfIHad5s9dpuPrpw?feature=watch
![Page 74: Dust exposure, effects, limits, control](https://reader034.vdocuments.us/reader034/viewer/2022042518/55519c91b4c9053c488b4847/html5/thumbnails/74.jpg)
[email protected] http://www.bohs.org Twitter: @bohsworld http://www.slideshare.net/mikeslater