u wan to bet on the useless marshals?? 
dun hav them there i can assure u less jam lor they jiak liao bi
1..........
That's why I reckoned the better route to Changi Exhibition
Center aka Singapore Airshow is by the Loyang Ave via Pasir Ris
towards Changi Village, then Cargo, SAF jetty, Changi Jetty
area...
Traffic will be heavy, but not as bad as the Changi Coast
Road.