Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Qualification of aluminothermic welders
4.1 Initial training and issue of a Diploma in
Aluminothermic Welding of Rails
4.2 Permit to Weld
4.3 Welder identification
4.4 Welder records
5 Approval of aluminothermic welding contractors
5.1 General
5.2 Quality management system
5.3 Practical experience
5.4 Aluminothermic welders
5.5 Training
5.6 Equipment
5.7 Purchase, management and control of consumables
5.8 Supervision
5.9 Weld inspection
5.10 Traceability
5.11 Audits
6 Acceptance of aluminothermic welds
6.1 General
6.2 Weld inspector qualification
6.3 Weld inspection
6.4 Geometric requirements
6.4.1 General
6.4.2 Alignment and match of the weld collars
6.4.3 Welded rail alignment
6.5 Weld integrity
6.6 Documentation
Annex A (informative) Diploma in Aluminothermic
Welding of Rails
Annex B (informative) Permit to Weld
Bibliography