27In section 49 of that Act (supplementary provisions as to designation orders and designated parking places), after subsection (4) there shall be inserted the following subsection—
“(4A)A constable, or a person acting under the instructions (whether general or specific) of the chief officer of police, may suspend the use of a parking place designated under section 45 of this Act for not more than 7 days in order to prevent or mitigate congestion or obstruction of traffic, or danger to or from traffic, in consequence of extraordinary circumstances.”