Your typical double decker bus standard is the big red London Transport bus that ran for many years in the city. Now retired from service it is a favored tourist attraction travelling around many...
A double decker bus weights 14560 Kg so around 15 tonnes
14,560 kilograms. That is with no fuel or passengers.
Look for the bus TGP< By: Suite Ryder
they invented buses so then people wouldn't buy cars so then it would be a very good environment and there would be no pollution.