Michael Bellchambers drives popular loads for PTH Low Loaders. Images: Alf Wilson You can tell by the smile on his face when I snapped his pic at the Ampol Roadhouse just south of Bowen that Michael Bellchambers is a happy truckie. Aged 59, Michael had parked his Volvo FH16 which he drives for PTH Low Loaders and was hauling a giant shovel buggy. It stood out on the trailer and numerous people who had pulled up in a bus nearby were taking photos…