| gptkbp:instanceOf | gptkb:British_Railways_Mark_3_carriage 
 | 
                        
                            
                                | gptkbp:bogieType | gptkb:BT10 
 | 
                        
                            
                                | gptkbp:brakeType | air 
 | 
                        
                            
                                | gptkbp:enteredService | 1976 
 | 
                        
                            
                                | gptkbp:height | 3.82 metres 
 | 
                        
                            
                                | gptkbp:introduced | 1975 
 | 
                        
                            
                                | gptkbp:length | 23 metres 
 | 
                        
                            
                                | gptkbp:manufacturer | gptkb:British_Rail_Engineering_Limited 
 | 
                        
                            
                                | gptkbp:material | gptkb:steel 
 | 
                        
                            
                                | gptkbp:maximumSpeed | 125 mph 
 | 
                        
                            
                                | gptkbp:notableFeature | air conditioning high speed capability
 monocoque construction
 
 | 
                        
                            
                                | gptkbp:numberBuilt | 1368 
 | 
                        
                            
                                | gptkbp:numberOfDoors | slam door automatic plug door (refurbished)
 
 | 
                        
                            
                                | gptkbp:powerSource | gptkb:ETH_(Electric_Train_Heating) 
 | 
                        
                            
                                | gptkbp:predecessor | gptkb:Mark_2_coaches 
 | 
                        
                            
                                | gptkbp:renovated | various train operating companies 
 | 
                        
                            
                                | gptkbp:successor | gptkb:Mark_4_coaches 
 | 
                        
                            
                                | gptkbp:toiletType | controlled emission toilet (refurbished) vacuum retention
 
 | 
                        
                            
                                | gptkbp:UICClassification | Z1 
 | 
                        
                            
                                | gptkbp:usedBy | gptkb:Grand_Central gptkb:Great_Western_Railway
 gptkb:Network_Rail
 gptkb:Avanti_West_Coast
 gptkb:British_Rail
 gptkb:East_Midlands_Railway
 gptkb:Greater_Anglia
 gptkb:CrossCountry
 gptkb:Transport_for_Wales_Rail
 
 | 
                        
                            
                                | gptkbp:usedFor | long-distance services 
 | 
                        
                            
                                | gptkbp:usedIn | gptkb:United_Kingdom 
 | 
                        
                            
                                | gptkbp:usedOn | gptkb:InterCity_125 gptkb:InterCity_225
 
 | 
                        
                            
                                | gptkbp:variant | gptkb:Mark_3_BFK gptkb:Mark_3A
 gptkb:Mark_3B
 gptkb:Mark_3C
 gptkb:Mark_3_BFO
 gptkb:Mark_3_BSO
 gptkb:Mark_3_DVT
 gptkb:Mark_3_FO
 gptkb:Mark_3_RFM
 gptkb:Mark_3_RSB
 gptkb:Mark_3_TSO
 gptkb:Mark_3_sleeper
 
 | 
                        
                            
                                | gptkbp:weight | 35-40 tonnes 
 | 
                        
                            
                                | gptkbp:width | 2.82 metres 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Chiltern_Railways 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Mark 3 coaches 
 |