Category Class

Each Trainz asset config.txt file includes a single category-class tag which helps describe the 'intent' of the Asset in the game, as opposed to the internal structure of the Asset. The classes represent a standardized system for referring to the various types of Locos, Rolling stock, Scenery, Spline and Industry assets.

Category-class Codes

Class A: MOTIVE POWER

• AA Electric Multi-current
• AC AC Electric
• AD DC Electric
• AE Experimental or Special
• AG Gas Turbine
• AH Diesel Hydraulic
• AL Diesel & Diesel Electric
• AM Mammal
• AS Steam Loco & Tender
• AT Steam Tank

Class B: BUILDINGS & STRUCTURES

• BB Buildable (Kind Buildable)
• BC Commercial (scenery non-functional)
• BI Industrial (scenery non-functional)
  • BIN Industry asset with product processing functionality
• BH Home & Residential (scenery non-functional)
• Subclass BP: Passenger Station
  • BPF Passenger Station with passenger processing functionality
  • BPN Passenger Station (non-functional)
• BR Railway (scenery non-functional)
• BS Special (e.g. military) (scenery non-functional)
• BT Traffic & Streetscape (scenery non-functional)
• BU Utility (incl. Civil buildings) (scenery non-functional)

Class C: CABEESE

• CB Brake van
• CC Caboose

Class D: DEFENCE

• DA Military motive power
• DE Military experimental & special vehicles
• DP Military equipment - lab & personnel vehicles
• DX Military equipment - freight

Class E: ENVIRONMENT

• ES Sky
• EW Water

Class F: FOLIAGE

• FC Cactii
• FF Flowers
• FO Orchards & Crops
• FS Shrub
• FT Trees

Class G: GROUND

• GA Arid
• GL Lush
• GS Seasonal

Class H: MESHES

• HM Mesh

Class I: PRODUCT

• IC Container Category
• IP Passenger Category
• IB Bulkload Category
• IL Liquid Category

Class J: TEXTURES

• JC Corona
• JI Icon
• JP Particle Effects Texture
• JO Other Texture

Class L: LIGHT RAIL & MONORAIL

• LS Articulated train sets
• LT Trolleys, trams & streetcars
• LM Monorail vehicles

Class M: MAINTENANCE of WAY

• MA Camp vehicles
• MB Ballast cars
• MC Cranes/lifting
• MD Diagnostic vehicles (e.g. dynamometer)
• ME Instructional vehicles
• MF Fire vehicles
• MI Inspection vehicles
• MT Track vehicles (e.g. tamper)
• MP Snow ploughs
• MS Section cars (e.g. fairmont)
• MX Freight equipment (for MoW traffic)
• MW Weed spray

Class O: ORGANISM

• OA Animal Kingdom
• OH Human
  • OHD Locomotive Driver

Class P: PASSENGER & MAIL CARS

• PA Suburban/short haul (no W.C.)
• PB Baggage cars
• PC Coach/chair cars
• PD Dome cars
• PH Bar/cafeteria cars
• PL Lounge cars
• PM Mail cars
• PO Observation cars
• PP Power cars
• PR Buffet/dining/restaurant cars
• PS Sleeping cars
• PU Special cars (e.g. Gaming Cars)
• PV Private cars
• PX Composite passenger cars

Class R: RAILCARS & MULTIPLE UNIT SETS

• RA AC electric
• RC DC electric
• RD Diesel & diesel electric
• RH Diesel hydraulic
• RP Petrol
• RS Steam

Class S: SPLINES

• SF Fences
• SR Roads
• SP Platforms
• SS Structure
• SV Vegetation

Class T: TRACK

• TB Bridge
• TR Rails
• TT Tunnel
• TF Fixed Track

Class V: VEHICLES

• VA Air
• VL Land
• VS Sea

Class W: WAYSIDE

• WA Signalling
• WS Trackside signage
• WX Accessories

Class X: FREIGHT CARS

• XA Auto transporter
  • XAA Open sides
  • XAB Auto box car
• XB Box car/covered van
  • XBD Dangerous goods
  • XBG General service
  • XBI Insulated
• XF Flat
  • XFA Articulated
  • XFC Intermodal
  • XFD Depressed center
  • XFH Heavy duty
  • XFM General service
• XG Gondola/open wagon
  • XGB Bottom dumping
  • XGC Combination bottom/end/side dumping
  • XGE End dumping
  • XGR Rotary dumping
  • XGS Side dumping
  • XGT Covered
• XH Hopper
  • XHB Bottom dumping
  • XHC Combination bottom/end/side dumping
  • XHE End dumping
  • XHR Rotary dumping
  • XHS Side dumping
  • XHT Covered
• XI Foundry
  • XIB Bottle/torpedo cars
  • XIT Tipper/slag cars
• XL Livestock
  • XLA Single deck
  • XLC Multiple deck and convertible
  • XLH Horse box
• XR Refrigerated
  • XRI Ice chilled
  • XRM Mechanically chilled
• XS Special
  • XSN Novelty
  • XSU Unclassified
• XT Tanker
  • XTA Domeless
  • XTS Single dome
  • XTM Multiple dome
• XV Ventilated car/louvred van
  • XVG General service
  • XVP Produce service

Class Y: MAPS & SCENARIOS

• YM Map
• YS Scenario
• YP Profile/Session
• YR Rule
• YD Driver Command
• YH HTML-Asset

Class Z: TRAIN PARTS

• ZB Bogie/Truck
• ZE Enginespec
• ZH Hornsound
• ZI Interior
• ZP Pantographs
• ZS Enginesound
• ZX PaintShed-Template