Understanding the difference between ‘non-fragile’ and ‘walkable’ GRP rooflights
GUEST BLOG by John Godley, Technical Manager for Hambleside Danelaw. Before the HSE introduced the CDM Regulations, they had already done some preliminary work on roof fragility. A simple ‘drop’ test onto a roof assembly was proposed, and if the impactor was retained, then the roof was deemed to be non-fragile. This testing, defined in…
