... platform They may be exposed to noise on the platform while at atmospheric pressure penod cornpresslon noise hazard nolse dlver noise nolse dose operatlon nolse level burnett lane horton heath 7dg category nedwell noise dose dunng total nolse dose exposure helmet workplace...

...DEVELOPMENT OF CYCLOPS - A DIVERS HELMET DISPLAY SYSTEM FOR OFFSHORE INSPECTION AND MAINTENANCE OPERATIONS A G ROBINSON & N WRIGHT Bntish Gas Research & Technology Gas Research Centre Ashby Road Loughborough Leics, LEl l 3QU UK ABSTRACT There have been a number of developments in recent years which...

...], the second the protection to external noise provided by a lightweight diving helmet (Diving Systems International, Superlite 17) [2], and the final study is of the self noise of a continuous flow air helmet. INTRODUCTION The noise to which a diver is exposed comprises of both the self none generated...

... produced two initiatives to date, namely, the Integrated Diver Life Support System (IDLSS) and the less ambitious Integrated Diving Helmet (IDH) but these have yet to gain sufficient support to take them beyond the proposal stage This paper outlines a particular approach to a breathing system...