NEN EN 12312-4 : 2014

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 List of hazards
5 Safety requirements and/or measure
   5.1 General requirements
   5.2 Controls, monitoring and warning devices
   5.3 Vertical drive systems
   5.4 Horizontal drive system
   5.5 Bridgehead rotation system
   5.6 Operating speeds
   5.7 Passenger accommodation
   5.8 Operator's workplace
   5.9 Service stairs and landings
   5.10 Lighting
   5.11 Fire protection
   5.12 Electrical equipment
6 Information for use
   6.1 Marking of data
   6.2 Additional marking
   6.3 Warnings
   6.4 Instructions
7 Verification of requirements
Annex A (informative) Examples of a typical boarding bridge
Annex B (normative) List of hazards
Annex C (informative) Slopping gradients
Annex D (informative) Relationship of this document with
                      EC directives
Bibliography

Defines the technical requirements to minimize the hazards listed in Clause 4 which can arise during the commissioning, operation and maintenance of passenger boarding bridges (PBBs) when used as intended, including misuse reasonably foreseeable by the manufacturer, when carried out in accordance with the specifications given by the manufacturer or his authorized representative.