21. In Article 73 (placing of rails, beams etc. over a road) in paragraph (2)—
(a)in sub-paragraph (b) for “special road” substitute “protected street”;
(b)for sub-paragraph (c) substitute—
“(c)in relation to a road which is a protected street, with the consent of the Department under Article 21(1) of the Street Works Order or by virtue of Article 21(2) of that Order; or
(d)in pursuance of street works licence”.