Protection from falling, collision and impact: Approved Document K

O N L I N E V E R S I O N K4 Protection against impact with glazing Permanent screen protection 5.8 If glazing in a critical location is protected by a permanent screen then the glazing itself does not need to comply with requirement K4. The permanent screen should comply with all of the following. a. Prevent a sphere of 75mm from coming into contact with the glazing. b. Be robust. c. If it protects glazing installed to help prevent people from falling, be difficult to climb (e.g. no horizontal rails). See Diagram 5.4. See para 5.8 <75mm glass <75mm 800mm from floor level <75mm Section detail of screen Less than 75mm Less than 75mm Diagram 5.4 Permanent screen protection 34 Approved Documentttt KKKK,,,, 2222000011113333 eeeeddddiiiittttiiiioooonnnn Building Regulations 2010 OOO NNN LLL III NNN EEE VVV EEE RRR SSS III OOO NNN