1. The specified roads are—
(a)the eastbound carriageway of the M4 between junction 20 and junction 19 beginning at a point which is 52 metres after marker post 187/0, and ending at a point which is 78 metres after marker post 181/6;
(b)the eastbound linking carriageways;
(c)the westbound carriageway of the M4 between points just before junction 19 and just after junction 20 beginning at a point which is 45 metres after marker post 181/1, and ending at a point which is 63 metres after marker post 187/8;
(d)the westbound linking carriageways;
(e)the northbound carriageway of the M5 between points just before junction 17 and just after junction 15 beginning at a point which is 27 metres after marker post 136/6, and ending at a point which is 20 metres after marker post 129/9;
(f)the northbound slip roads of the M5;
(g)the northbound linking carriageways;
(h)the southbound carriageway of the M5 between junction 15 and junction 17 beginning at a point which is 39 metres after marker post 130/0, and ending at a point which is 8 metres after marker post 135/8;
(i)the southbound slip roads of the M5; and
(j)the southbound linking carriageways.