| 1 | 1893 | Came into existence as Loco, Carriage and Wagon workshops under “NIZAM’S GUARANTEED STATE RAILWAY”. |
| 2 | 1951 | Came under Central Railway. |
| 3 | 1966 | Came under South Central Railway. |
| 4 | 1975 | POH of BG steam cranes. |
| 5 | 1981 | POH of AC coach. |
| 6 | 1988 | New mini- computer commissioned |
| 7 | 1991 | Conversion of coaches from 24 Volts to 110 Volts started. |
| 8 | 1997 | Renamed as CARRIAGE WORKSHOP |
| 9 | 1998 | Coal fired cranes converted to oil fired |
| 10 | 2000 | ISO-9002 - 1994 certification obtained |
| 11 | 2003 | POH of DHMUs trailer cars started. |
| 12 | 2006 | POH of EMU TCs and Tower wagons. |
| 13 | 2007 | ISO-9001: 2000 certification obtained. |
| 14 | 2007 | Provision of upgraded materials suitable for 18 months POH commenced. |
| 15 | 2009 | IOH of bogies (9 months) commenced. |
| 16 | 2009 | Refurbishment of coaches. |
| 17 | 2009 . | Modernisation of workshop fromNov’09. |
| 18 | 2011 | POH of power cars of DHMU and DEMU. |
| 19 | 2012 | ISO 9001:2008 Certification obtained. |
| 20 | 2012 | LHB Coach SS1 Schedule. |
| 21 | 2013 | LHB Coach SS2 Schedule. |
| 22 | 2013 | WISE-II ERP based SAP application started by CRIS/NDLS |
| 22 | 2015 | Commenced POH of EMU & MEMU Motor coach (Without electrics) |
