Complex sentence: Starting on 22 March 2010, a new bus route 77 runs the tunnel at a cost of $1.6 million, linking Eight Mile Plains and Chermside, completing the cross-city journey in 39 minutes every 15 minutes at peak times and 30 minutes off-peak.
Split into simpler sentences: Starting on 22 March 2010, a new bus route operates through the tunnel at a cost of $1.6 million. Route 77 links the suburbs of Eight Mile Plains and Chermside, completing the cross-city journey in 39 minutes and operates every 15 minutes at peak times and 30 minutes off-peak.