Some trains are still running with diesel locomotive. Why railway is not providing them electric loco still inspite of being electrified route. Here is the list of these trains - 19717/18, 12983/84, 12215/16, 19401/02, 19409/10, 14853/54/63/64 {from jaipur to varanasi}, 12915/16, [12315/16 & 12395/96 from ajmer to sawai madhopur].