BS EN 14975:2006+A1:2010 Loft ladders. Requirements, marking and testing
This European Standard specifies terms and definitions, product requirements and test methods for the construction and performance of loft ladders.
Contents of BS EN 14975:
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Maximum load
5 Test methods
5.1 General
5.1.1 Tolerances
5.1.2 Test sequence
5.1.3 Test temperature
5.2 Static load test
5.3 Fatigue test
5.4 Torsion test of rungs or treads
5.5 Handrail test
5.6 Ladder stops test
5.7 Rungs or treads bending test
6 Ladder construction and design
6.1 General
6.2 Climbing angle
6.3 Bearing surface
6.4 Handrails
6.5 Anti-slip surface
6.6 Tread or rung pitch
6.7 Free width between stiles
6.8 Depth of bearing surface
6.9 Distance between the floor and the top of the first rung or tread
6.10 Distance between the last rung or tread and the loft floor
6.11 Distance between a rung or tread and the trapdoor
6.12 Operability
6.12.1 Upward pressure
6.12.2 Descent control
6.13 Sharp edges
6.14 Surface finish
6.15 Feet
6.16 Unintentional opening
6.17 Insulating and/or sealing values
7 Marking
8 User instructions
