(1)  A public or other authority responsible for carrying out road work is not liable in proceedings in respect of a claim to which this Part applies for harm arising from a failure of the authority to carry out road work, or to consider carrying out road work, unless at the time of the alleged failure the authority had actual knowledge of the facts creating the particular risk the materialisation of which resulted in the harm.

(2)  This section does not operate –

(a) to create a duty of care in respect of a risk merely because the public or other authority referred to in subsection (1) has actual knowledge of the risk; or

(b) to affect any standard of care that would otherwise be applicable in respect of a risk.

(3)  In this section –

carry out road work means carry out any activity in connection with the construction, erection, installation, maintenance, inspection, repair, removal or replacement of a road;

road means any street, road, lane, thoroughfare, footpath, bridge, or place open to or used by the public, or to which the public have or are permitted to have access, whether on payment of a fee or otherwise.