2.—(1) No person shall drive any motor vehicle at a speed exceeding 50 miles per hour on any specified length of carriageway on the M11 from Junction 4 northbound.
(2) In this regulation “specified length of carriageway” means—
(a)the M11 motorway northbound carriageway between marker post numbers MP 12/5 and MP 13/5;
(b)the entry slip road from the A406 westbound carriageway to the M11 motorway northbound carriageway between marker post numbers MP 10/4 and MP 12/5; and
(c)the entry slip road from the A406 eastbound carriageway to the M11 motorway northbound carriageway between marker post numbers MP 11/4 and MP 12/5.