5.—(1) The controls specified in articles 3(1) and 3(2) do not apply in respect of a vehicle being in a bus lane or a bus-only route if the vehicle is being used in—
(a)the service of a local authority for the purpose of collecting refuse;
(b)the pursuance of any statutory duty of the Post Office for the purpose of collecting or delivering letters provided the vehicle bears the Royal Mail livery;
(c)connection with the removal of any obstruction to traffic;
(d)connection with the maintenance, improvement or reconstruction of any road;
(e)connection with the maintenance, improvement or construction of any street furniture including bus stop infrastructure;
(f)connection with any building operation or demolition;
(g)connection with the laying, erection, alteration or repair in or near the bus lane of any sewer or of any main, pipe or apparatus for the supply of gas, water or electricity, or of any telecommunications apparatus as defined in paragraph 1(1) of Schedule 2 of the Telecommunications Act 1984(1);
if the vehicle cannot be used for that purpose without being in the bus lane or the bus-only route and in so far as the activity is not prohibited by the provisions of any other Order.
(2) The controls specified in article 3(1) and 3(2) do not apply in respect of a vehicle being in a bus lane or bus-only route—
(a)so as to avoid an accident;
(b)to allow a person to get or give help in consequence of an accident or emergency or otherwise take action for public safety;
(c)to such an extent and for such a time as is needed to comply with any requirement resulting from works or an emergency in any part of the road adjoining the bus lane or bus-only route;
(d)if it is being used for ambulance, fire brigade or police purposes.
(3) The controls specified in articles 3(1) and 3(2) do not apply in respect of anything done with the permission or at the direction of a police constable in uniform or a traffic warden.