The travel time between Mumbai-Pune is expected to reduce by an hour with a new public bus service being launched via the Mumbai Trans Harbour Link from Tuesday, officials said here. The Maharashtra State Road Transport Corporation (MSRTC) will unveil a new state transport route of its prestigious Shivneri Volvo and e-Shivneri buses from the MTHL, or Atal Setu from February 20 on an experimental basis.