(2) References in these Regulations to a numbered Regulation or numbered Schedule shall be construed, unless the context otherwise requires as a reference to the Regulation bearing that number in these Regulations or to the Schedule bearing that number in these Regulations and Directions.
(3) References in these regulations to a sign shown in a diagram in Schedule 1 shall include references to a variant of the sign which is specified in Schedule 1 as being a permitted variant.
(4) References in Schedule 1 to a sign without the "W" before a diagram number are references to the sign bearing the same diagram number in Parts I and II of Schedule I to the Main Regulations and references in Schedule 1 to a sign with the prefix "W" before a diagram number are references to the sign bearing the same diagram number which is prescribed for use in Wales by Regulation 4(1).
(5) Nothing in these Regulations shall have the effect so as to authorise any person not otherwise authorised to so so to place on or near a road any object or device for warning traffic of a temporary obstruction.
3. Nothing in these Regulations shall be taken to limit the power of the Secretary of State under Section 64 of the Act of 1984 to authorise the erection or retention of traffic signs of a character not prescribed by these Regulations.
4.—(1) A sign shown in a diagram in Schedule 1 with the prefix "W" followed by a diagram number may be used in Wales in place of a sign bearing the same diagram number without the prefix "W" in place of a sign bearing the same diagram number without the prefix "W" in Parts I or II of Schedule 1 to the Main Regulations.
(2) In the signs shown in the diagrams W605.1 and W629.1 and other then the signs therein which specifically prescribe the manner in which the two texts are to be displayed either the Welsh or English text shall be placed above the other text.
5.—(1) Subject to the provisions of this Regulation, the provisions of the Main Regulations shall apply to a sign shown in a diagram in Schedule 1 with the prefix "W" followed by a diagram number as if it were a sign bearing the same diagram number without the prefix "W" in Schedule 1 to the Main Regulations, Provided that:—
(a) except as provided in paragraph(2) of this regulation, references in sub-paragraphs (c),(d) and (e) of Regulation 12(1) of the Main Regulations to the signs specified in those sub-paragraphs showing distances in miles or in yards shall be construed as references to such signs in Schedule 1 showing distances in both the Welsh and English texts;
