Double-decker bus
With the exception of coaches, double-decker buses are uncommon in the United States. Many private operators, such as Megabus, run by Coach USA, employs double-decker buses on its busier intercity routes.
Woodlands Temporary Bus Interchange
Woodlands Regional Bus Interchange was the first underground interchange in Singapore to accommodate articulated buses and double decker buses. Double deckers made their debut appearance in 19 February 1996 as an off-service SBS bus, one of which it is a Leyland Olympian 2-Axle and Mercedes-Benz O305 double deckers.