** Acusensus ACE.AX jumps as much as 14% to A$1.14, highest since Feb. 26
** AI-based road safety solutions firm expands existing mobile phone and seatbelt technology agreement with the Queensland Department of Transport and Main Roads for ~A$27.4 mln ($17.5 mln)
** Contract will provide additional "Heads-Up" solution to detect illegal mobile use, enforce seatbelt compliance
** More than 849,000 shares traded, 5.7x the 30-day avg
** Stock up 39.2% YTD
($1 = A$1.5659)
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))