You have followed the shortest route from Orissa to New Delhi-(via-SBP-BSP-Sagaur). Problem with this route is slow speed About 23 kms could be further saved if it goes via naraj i.e. does not touch Cuttack.
For shortest route from BBS/Puri to Delhi, following route need to be followed.
(1) Via Naraj (Cuttack byepassed) (about 23kms- 35-40 minutes saved)
(2) Via Talcher Rd (Talcher Bypassed)(about...
more... 10 kms, loco reversal & 40 minutes saved)
(3) Via SBP city (SBP Jn bypassed) (about 12 kms, loco reversal & 35 minutes saved)
(4) Via JSG Rd (Bypassing JSG Jn)(about 3 kms, loco reversal & 25 minutes saved)
(5) Via KMZ Katni-Murwara(Katni Jn bypassed)(about 2 kms, loco reversal & 25 minutes saved)
(6) via MAKR Bina-MalkhediJn (Bina Jn bypassed) (about 6 kms, loco reversal & 25 minutes saved)