LINKSThe UK Health & Safety Executive (HSE) provides a wealth of information relating to current legislation:
Safe Working in Confined Spaces
ATEX and Explosive Atmospheres
Working with Sewage: The Health Hazards
Health & Safety Executive Bookfinder
The following are the trade bodies representing clients in two areas heavily involved with confined spaces:
Wateraid: Safe domestic water and sanitation for the world's poorest people.
The Water Jetting Association