Let 'er roll Yeah, I've got this big Mack rollin' now I've got this big Mack rollin', she's screamin' down the line I see the guideposts clickin' by my truckie pushin' time There's black tar down beneath me and a blue sky overhead And while there's one more load to move, I'm pushin' till I'm dead We're rollin' and we're pushin' from the Gulf down to the Bight From Perth across to Sydney, the trucks roll day and night Oh, the logbook may be outta date, but hell, that ain't a crime We dodge the weights-and-measure boys, and we're always pushin' time, pushin' time Pushin' time I may have general cargo or a load of prime Gulf beef A swag of kegs of Southern beer to bring some down relief I'll haul in tons of minin' gear to open some new mine But no matter what I carry, you can bet I'm pushin' time We're rollin' and we're pushin' from the Gulf down to the Bight From Perth across to Sydney, the trucks roll day and night Oh, the logbook may be outta date, but hell, that ain't a crime We dodge the weights-and-measure boys, and we're always pushin' time, pushin' time Pushin' time If you see this big rig comin', you can bet she's trackin' wide You'd better move it over and give us room to ride I've logged a million miles or two, and may be past my prime But I'm still a wizard at the wheel when I'm pushin' time We're rollin' and we're pushin' from the Gulf down to the Bight From Perth across to Sydney, the trucks roll day and night Oh, the logbook may be outta date, but hell, that ain't a crime We dodge the weights-and-measure boys, and we're always pushin' time, pushin' time Oh, pushin' time Pushin' time Dodge the weights-and-measure boys Yeah, dodge those scalie men Pushin' time Pushin' time