Analysis of Impact of Proposed Changes to Seperation Distances for Mode A Registered Premises Holding Ht4 Fireworks

This is an analysis of the impact of proposed changes to seperation distances for mode A registered premises holding HT4 fireworks.

Evidence was collected through a literature review; questionnaire survey of 128 IT and health and safety managers; workplace assessments involving interviews and observation with 45 users across 9 different companies; a questionnaire survey of 848 users (3500 questionnaires issued, 24 per cent response rate); and laboratory work including an expert assessment of different devices, a laboratory trial comparing traditional and L-shaped desks with three different arm support conditions, and a case study investigating touch screen use how they are used and problems that result.