For the purposes of this Act, evidence of a record made by –

(a) the operator of a weighbridge or weighing facility; or

(b) an employee of the operator of a weighbridge or weighing facility –

of the mass of a vehicle transporting dangerous goods or a container containing dangerous goods weighed at the weighbridge or facility is admissible in any proceedings and is prima facie evidence of the mass of the vehicle or container at the time it was weighed.