1.—(1) Subject to sub-paragraph (2), the sign must only be placed to indicate the effect of an Act, order, regulation, bylaw, resolution or notice which prohibits or restricts the use of the road by traffic.
(2) Sub-paragraph (1) does not apply to the sign provided for at item 7 of the Part 6 sign table where the sign is used to indicate the boundary of a mandatory with-flow cycle lane.
2. The sign must only be placed to indicate the effect of a statutory provision which restricts the use of the road carried by a bridge or other structure—
(a)in the case of vehicles required to be marked with their maximum gross weight, to any vehicle with a maximum gross weight not exceeding that indicated on the sign; or
(b)in the case of vehicles not required to be marked with their maximum gross weight but required to be marked with their unladen weight, to any vehicle with an unladen weight not exceeding the gross weight indicated on the sign.
3. The sign may only be placed at a junction with another road if the same sign has not been placed on the other road so as to control traffic passing through the junction on that other road.
4.—(1) The stop sign must only be placed in conjunction with the road markings at items 1 (“the diagram 1002.1 marking”) and 2 (“the diagram 1022 marking”) of the sign table in Part 6.
(2) The diagram 1002.1 marking must only be placed in conjunction with the stop sign and the diagram 1022 marking.
(3) The diagram 1022 marking must only be placed in conjunction with the stop sign and the diagram 1002.1 marking.
5. The sign provided for at item 2 of the sign table in Part 2 must only be placed in conjunction with the road markings at items 3 and 4 of the sign table in Part 6.
6.—(1) The sign provided for at item 6 in the sign table in Part 2 must only be placed in conjunction with—
(a)the road markings provided for at item 5 and 6 of the sign table in Part 6; or
(b)the road markings shown in that sign table at items 3, 4 and 5 where the sign is placed in conjunction with the sign at item 2 in the sign table in Part 2.
(2) The road marking provided for at item 5 of the sign table in Part 6 must only be placed in conjunction with the sign at item 6 of the sign table in Part 2.
7. The sign must only be placed in conjunction with a sign at item 28, 29, 30, 31 and 32 of the sign table in Part 2 of Schedule 2.
8.—(1) The requirement in paragraph 4, 5 or 6 to place a relevant upright sign in conjunction with a relevant marking does not apply during the execution of works if—
(a)those works necessitate the temporary removal of the marking; or
(b)the sign is placed only temporarily in connection with the execution of works on a road.
(2) For the purposes of sub-paragraph (1) “relevant upright sign” and “relevant marking” mean—
(a)in the case of paragraph 4, the sign and marking referred to in that paragraph;
(b)in the case of paragraph 5, the sign and marking referred to in that paragraph; and
(c)in the case of paragraph 6, the sign and marking referred to in that paragraph.
9. The road marking must not be placed on an area of carriageway at a gyratory system or roundabout unless entry of traffic into that area of carriageway is at all times controlled by traffic light signals.
10. The sign must only be placed in combination with the sign at item 1 or 2 of the sign table in Part 2.
11. The sign must only be placed in combination with the sign at item 2 of the sign table in Part 2.
12. The road marking must only be placed in conjunction with the road marking at item 3 or 6 of the sign table in Part 6.
13. The back of the sign may be of any colour.
14. The road marking may only be placed in conjunction with the road marking at item 9 of the sign table in Part 6.