38. (1) (a) Where traffic sign number RUS 019 [Prohibition on Parking] is provided at the entrance to an area in association with an information plate containing a symbol to indicate a large vehicle, a vehicle whose F49[maximum design gross vehicle weight] exceeds the weight specified on the information plate, shall not be parked in the said area.

(b) Paragraph (a) shall not apply to a large vehicle parked while goods are being loaded in or on to it or unloaded from it, for a period not exceeding thirty minutes from the commencement of the parking.

(2) The end of the prohibition provided for in sub-article (1) shall be indicated by traffic sign number RUS 019 accompanied by an information plate containing a symbol to indicate a large vehicle and the word "END/CRIOCH".