Rajdhani generally has a 1 AC 1st Class, 5 AC 2 tier, 11 AC 3 tier, 1 Pantry car, 2 End on Generator coaches taking the total up to 20 coaches. 22693/22694 received LHB coach effective 20 April/21 April 2012. 22691/22692 Bangalore Rajdhani also received LHB coach effectively from 09/08/2012 thus making it to run entirely with LHB coach since 9 August 2012. Routes & Halts Traction At its introduction in 1992, it was hauled by Kazipet based WDM-3A till Secunderabad after which a Ghaziabad based WAP-1 initially and later by WAP 4 used to haul it for the remainder of the journey. The locomotive change was because the route between Guntakal and Bangalore was a diesel route and not electrified. In 2007, the WAP 4 was replaced by WAP 7. In March 2010, the diesel locomotive was changed to Krishnarajapuram loco shed based WDM-3A or WDM-3D and in April 2013, the WDP 4 diesel locomotive was introduced, while the electric locomotive link was either of Tughlakabad, Ghaziabad or Lallaguda based WAP 7. As the electrification between Guntakal and Bangalore completed on 30th June 2017, it is now regularly hauled by a Lallaguda based WAP-7 (HOG) equipped locomotive from end to end. Speed The maximum permissible speed is upto 130 kmph but it is lower in some parts. Its all coaches are of air conditioned LHB coach type which is capable of reaching 160 kmph but it does not touch. Sometimes people become confused because according to Indian Railways Permanent Way Manual (IRPWM) on its website or Indian Railway Institute of Civil Engineering website, the BG (Broad Gauge) lines have been classified into six groups ‘A’ to ‘E’ on the basis of the future maximum permissible speeds but it may not be same as present speed. At first it move towards common route with both Mumbai and Chennai and it goes towards Mumbai upto Mathura and Chennai upto Kazipet and the maximum permissible speed of the train or the route is 120 kmph between H. Nizamuddin and Tuglakabad where RDSO has been requested to corroborate the track quality fit for raising sectional speed to 130 kmph. The maximum permissible speed of the train is 130 kmph in Tuglakabad (TKD) – Palwal (PWL) – Mathura (MTJ) route where it is slower than the fastest train of the route having speed of 160 kmph. After leaving the common route towards Mumbai but