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Dependence of dust generation on hole size when drilling in concrete and stone
Stockholms universitet, Naturvetenskapliga fakulteten, Institutionen för tillämpad miljövetenskap (ITM). (arbetsmiljöaerosoler)
2009 (Engelska)Ingår i: Proceedings of Ventilation 2009, the 9th International Conference on Industrial Ventilation: Zürich, October 18-21, 2009, 2009Konferensbidrag, Publicerat paper (Refereegranskat)
Abstract [en]

Results from various measurements of airborne dust levels, when holes have been drilled, have been analyzed. The data stems from drilling in concrete and stone at construction workplaces or at simulated construction work. Drill diameters range from 6 to 165 mm. The analysis has been directed at the dependence of airborne dust levels on the diameter of the drilled holes.

It seems that airborne dust generation may be considered to approach to be proportional to the surface area of the holes drilled. For holes, which are intended for carrying loads this would imply that the choice of the distribution between hole size and number of holes to carry a given load, and that the choice would be arbitrary with regard to airborne dust generation. However, the results are uncertain and better data is clearly desirable.

Ort, förlag, år, upplaga, sidor
2009.
Nationell ämneskategori
Naturvetenskap
Identifikatorer
URN: urn:nbn:se:su:diva-70418OAI: oai:DiVA.org:su-70418DiVA, id: diva2:481163
Konferens
Ventilation 2009, the 9th International Conference on Industrial Ventilation
Tillgänglig från: 2012-01-20 Skapad: 2012-01-20

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