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BS EN 16839:2022+A1:2025 Railway applications. Rolling stock. Head stock layout, 2025
- undefined
- European foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Free spaces [Go to Page]
- Figure 1 — Free spaces [Go to Page]
- Figure 2 — Free spaces for coupling coaches [Go to Page]
- 5 Buffers [Go to Page]
- Table 1 —Track gauge and distance between buffer centre-lines [Go to Page]
- Table 2 —Height of buffers above top of the rail [Go to Page]
- Figure 3 — Buffer and drilling template for wagon [Go to Page]
- Figure 4 — Mounting of buffers with non-metallic insert or head (top view) [Go to Page]
- Figure 5 — Boundary dimensions and minimum surface of buffer heads [Go to Page]
- Table 3 — Standard widths of buffer heads for freight wagon [Go to Page]
- Table 4 — Widths of buffer heads for coaches [Go to Page]
- Table 5 — Vehicle specification and valid methodology
- 6 Screw coupling [Go to Page]
- Figure 6 — Relative position between buffers and draw hook [Go to Page]
- Figure 7 — Clearances around the draw hook
- Figure 8 — For information, example of rescue coupler interface and free spaces [Go to Page]
- 7 Brake pipe connections
- Table 6 — Distances for the arrangement of cocks
- Figure 9 — End cock arrangement - 3D-View (example)
- Figure 10 — End cock arrangement (example)
- 8 Pneumatic half couplings
- 9 Electrical connections [Go to Page]
- Figure 11 — Electrical connections (overview) [Go to Page]
- Table 7 — Dimensions of Electrical power supply connection for Figure 12 and 13
- Figure 12 — Electrical power supply connection (front view)
- Figure 13 — Electrical power supply connection (side view X) [Go to Page]
- Table 8 — Dimensions of Electro pneumatic brake connection (EP-brake) for Figure 14 and 15
- Figure 14 — Electro pneumatic brake connection (EP-brake, Front view)
- Figure 15 — Electro pneumatic brake connection (EP-brake, side view Y)
- Annex A (normative) Calculation of the width of buffer heads
- A.1 General
- A.1.1 Introduction
- A.1.2 Comments on the preparation of the formulae in this annex
- A.1.3 Track
- A.1.4 Vehicle
- A.2 Data used in the calculation
- A.3 Calculation
- Table A.1 — Compensation value X and validation
- A.4 Return Value
- Annex B (normative) Validation of the calculated width of buffer heads by drawing methodology
- B.1 General
- B.2 Methods
- B.2.1 General
- Figure B.1 — The positions of the bogie vehicles in the track
- Figure B.2 — The positions of the other vehicles (non-bogie vehicles) in the track
- B.2.2 Drawing method
- Figure B.3 — Buffer head interaction ― Drawing method (example)
- B.2.3 Simulation method
- Annex C (informative) Example of location of rest for uncoupled half couplings
- Figure C.1 — Location of rest for uncoupled half coupling for brake pipe and main reservoir pipe
- Figure C.2 — Details of rest (Figure C.1, Item 3) – example
- Figure C.3 — Example of a device for receiving a half coupling in uncoupled condition
- Annex D (normative) Special national conditions
- Annex E (informative) Examples for permissible arrangement of brake pipe connections
- Figure E.1 — Permissible arrangement only for vehicles (coaches, vans, freight wagons) fitted at 1.1.1969 with a continuous brake
- Figure E.2 — Permissible arrangement only for vehicles (coaches, vans, freight wagons) fitted at 1.1.1969 with a continuous brake or only a train pipe
- Figure E.3 — Permissible arrangement of air brake pipe connections for freight wagons
- Figure E.4 — Permissible arrangement for vehicles (coaches, vans, wagons bearing the marks S and SS) fitted at 1.1.1969 with a continuous brake or only a train pipe
- Figure E.5 — Obligatory arrangement only for vehicles (coaches, vans, wagons bearing the marks S and SS) fitted at 1.1.1969 with a continuous brake
- Figure E.6 — Permissible arrangement only for vehicles (coaches) fitted at 1.1.1969 with a continuous brake or only a train pipe
- Figure E.7 — Obligatory arrangement only for vehicles (freight wagons) fitted at 1.1.1969 with a continuous brake with two cocks at each side
- Figure E.8 — Obligatory arrangement only for vehicles (freight wagons) fitted at 1.1.1969 with a continuous brake with one cock at each side for wagons only
- Figure E.9 — Obligatory arrangement only for vehicles (freight wagons) equipped with a continuous brake and where relevant a main feed pipe with a chassis prepared for automatic couplers
- Annex F (normative) Calculation of space for shunter (Berne Rectangle) in curves when using screw couplings
- Figure F.1 — Space for shunter in curves (screw couplings)
- Bibliography [Go to Page]