The following codes are used in fields in the SCHEDULE data feed. This is based on records created in the Common Interface Format.

Activity

See Activity codes.

ATOC Code

See the TOC codes page.

Train Category

Code	Description
Ordinary Passenger Trains
OL	London Underground/Metro Service
OU	Unadvertised Ordinary Passenger
OO	Ordinary Passenger
OS	Staff Train
OW	Mixed
Express Passenger Trains
XC	Channel Tunnel
XD	Sleeper (Europe Night Services)
XI	International
XR	Motorail
XU	Unadvertised Express
XX	Express Passenger
XZ	Sleeper (Domestic)
Buses & Ships
BR	Bus – Replacement due to engineering work
BS	Bus – WTT Service
SS	Ship
Empty Coaching Stock Trains
EE	Empty Coaching Stock (ECS)
EL	ECS, London Underground/Metro Service
ES	ECS & Staff
Parcels and Postal Trains
JJ	Postal
PM	Post Office Controlled Parcels
PP	Parcels
PV	Empty NPCCS
Departmental Trains
DD	Departmental
DH	Civil Engineer
DI	Mechanical & Electrical Engineer
DQ	Stores
DT	Test
DY	Signal & Telecommunications Engineer
Light Locomotives
ZB	Locomotive & Brake Van
ZZ	Light Locomotive
Railfreight Distribution
J2	RfD Automotive (Components)
H2	RfD Automotive (Vehicles)
J3	RfD Edible Products (UK Contracts)
J4	RfD Industrial Minerals (UK Contracts)
J5	RfD Chemicals (UK Contracts)
J6	RfD Building Materials (UK Contracts)
J8	RfD General Merchandise (UK Contracts)
H8	RfD European
J9	RfD Freightliner (Contracts)
H9	RfD Freightliner (Other)
Trainload Freight
A0	Coal (Distributive)
E0	Coal (Electricity) MGR
B0	Coal (Other) and Nuclear
B1	Metals
B4	Aggregates
B5	Domestic and Industrial Waste
B6	Building Materials (TLF)
B7	Petroleum Products
Railfreight Distribution (Channel Tunnel)
H0	RfD European Channel Tunnel (Mixed Business)
H1	RfD European Channel Tunnel Intermodal
H3	RfD European Channel Tunnel Automotive
H4	RfD European Channel Tunnel Contract Services
H5	RfD European Channel Tunnel Haulmark
H6	RfD European Channel Tunnel Joint Venture

Operating Characteristics

Code	Description
B	Vacuum Braked
C	Timed at 100 m.p.h.
D	DOO (Coaching stock trains)
E	Conveys Mark 4 Coaches
G	Trainman (Guard) required
M	Timed at 110 m.p.h.
P	Push/Pull train
Q	Runs as required
R	Air conditioned with PA system
S	Steam Heated
Y	Runs to Terminals/Yards as required
Z	May convey traffic to SB1C gauge. Not to be diverted from booked route without authority.

Power Type

Field	Description
D	Diesel
DEM	Diesel Electric Multiple Unit
DMU	Diesel Mechanical Multiple Unit
E	Electric
ED	Electro-Diesel
EML	EMU plus D, E, ED locomotive
EMU	Electric Multiple Unit
HST	High Speed Train

Notes

Power Type ‘D’ is also used for steam locomotives. Multiple Unit type may be further qualified. See ‘Timing Load’.

Train Status

Field	Description
B	Bus (Permanent)
F	Freight (Permanent - WTT)
P	Passenger & Parcels (Permanent - WTT)
S	Ship (Permanent)
T	Trip (Permanent)
1	STP Passenger & Parcels
2	STP Freight
3	STP Trip
4	STP Ship
5	STP Bus

Timing Load

Code	Description
DMU Type Codes
Diesel Multiple Units (Air Brake)
69	Class 172/0, 172/1 or 172/2
A	Class 141 to 144
E	Class 158, 168, 170 or 175
N	Class 165/0
S	Class 150, 153, 155 or 156
T	Class 165/1 or 166
V	Class 220 or 221
X	Class 159
DMU/DPU Power Weight Codes
Diesel Mechanical Multiple Units (Vacuum Brake)
D1	DMU (Power Car + Trailer)
D2	DMU (2 Power Cars + Trailer)
D3	DMU (Power Twin)
EMU Codes
AT	Accelerated Timings
E	Class 458
0 - 999	Number indicates the specific type of EMU (e.g. 321, 315), with some exceptions (see below)
0	Class 380
506	Class 350/1 (110 mph)
Hauled Train (D, E or ED) with Planned Load
1 - 9999	Load in Tonnes (1 - 999 only with ED)
325 (E)	Class 325 Electric Parcels Unit

Network Rail Open Data Feeds
Data Feeds	About the Feeds • Account States • Durable Subscriptions • Example Code ( PHP / C# / Java / Ruby / Node.js) • Advanced Uses • FAQ • Release Notes
RTPPM	RTPPM Feed
Train Movements	Train Movements Feed • Train Activation • Train Cancellation • Train Movement • Train Reinstatement • Change of Origin • Change of Identity • Change of Location • TSPEED Field • Planned Cancellations • Cancellation Codes
TD	TD Feed • C-Class Messages • S-Class Messages • Train Describers • TD Berths
VSTP	VSTP Feed
TSR	TSR Feed • Route Codes
SCHEDULE	SCHEDULE Feed • TIPLOC Records • Schedule and Location Records • Association Records • CIF Codes • How Scheduling Works • Allowances
Reference Data	Reference Data Feed • TOC Codes • CIF Codes • Delay Attribution Codes • Identifying Locations (STANOX, TIPLOC, NLC and 3-Alpha Codes) • STANOX Geographical Areas • Train Planning data (BPLAN)