Five morning trains will start their trips from Bang Sue station instead of Hua Lamphong on Sunday to help clear traffic for participants in a Bike for Mom rehearsal.
The State Railway of Thailand announced the following departures from Bang Sue: rapid train No 111 to Denchai at 7.23am, express train No 43 to Surat Thani at 8.27am, express train No 75 to Nong Khai at 8.40am, express train No 7 to Chiang Mai at 8.50am, local train No 261 to Hua Hin at 9.40am, and local train No 201 to Phitsanulok at 10.04am.
Free buses will take passengers on the five trains from the Hua Lamphong and Sam Sen stations to Bang Sue.
Eight Bangkok-bound trains will stop at Bang Sue with buses provided to take passengers to Sam Sen and Hua Lamphong.
They are rapid train No 108 from Denchai, rapid train No 140 from Ubon Ratchathani, local train No 356 from Suphan Buri, express train No 84 from Trang, local train No 344 from Kaeng Khoi, local train No 302 from Lop Buri, rapid train No 170 from Yala and rapid train No 172 from Sungai Kolok.
SRT governor Wuhichart Kalayanamitr said the one-day schedule change would help clear the roads for bicyclists, as they would use Sri Ayutthaya Road which has a railway crossing.
The practice run on Sunday starts at 6am but the main event on Aug 16 will begin at 3pm.
The Bike for Mom nationwide campaign will be held with His Royal Highness Crown Prince Maha Vajiralongkorn leading all participants to mark the 83rd birthday of Her Majesty the Queen on Aug 12.