3.—(1) Subject to the provisions of article 4, no person shall cause any vehicle on entering the A501 Euston Road from Midland Road, Camden, on the eastern side of the eastern island, to proceed in any direction other than south into Judd Street.
(2) Subject to the provisions of article 4, no person shall cause any vehicle on entering the A501 Euston Road from Midland Road, Camden, between the eastern island and the western island, to proceed in any direction other than west into the A501 Euston Road.