Having set Railways 323 for a win on the final day, Hyderabad were in a spot of bother due to a quick 48 off 51 balls from Rawat, before India left-arm spinner Pragyan Ojha removed him.
Nitin Bhille remained not out on 65 in a team score of 280 for seven in 70 overs when the stumps were drawn for the final time in this Group A match at the Rajiv Gandhi International Stadium.
Amit Paunikar scored 52 at the top of the order while Karan Sharma made 48.
Ojha was the best bowler for Hyderabad, returning figures of four for 95, while off-spinner Amol Shinde who had a five-for in the first innings, picked up two wickets.
Earlier, resuming on 130 for six, Akash Bhandari made an unbeaten 57 off 86 balls as Hyderabad declared their innings on 196 for eight, setting the visitors a stiff target.
Brief scores:
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Hyderabad: 337 and 196 for eight in 76.5 overs (Akash Bhandari not out 57; Anureet Singh 3/24, Karan Sharma 3/80)
Railways: 213 and 280 for seven in 70 overs (Nitin Bhille not out 65, Amit Paunikar 52; Pragyan Ojha 4/95).