(1) The Authority may cause traffic control devices to be erected, placed or maintained on, over, under or near any road and related facilities for the guidance of drivers of vehicles and other users of the trunk road or related facility, and may remove or alter the devices as it considers necessary.

(2) The devices shall conform to international requirements and in the absence of any requirement shall be of such size, colour and type as may be prescribed by regulations made under section 40 of this Act.

(3) Where there is a traffic control device or object on any land which resembles a traffic control device in use by the Authority, the Authority may in writing request the owner or occupier of the land to remove the object or device.

(4) The Authority may effect the removal of the object or device with as little damage as possible if the owner or occupier fails to comply with the notice and recover as a debt any expense incurred from the defaulting owner or occupier.