Works manager responsibilities:
1) An infrastructure manager or a works manager must have regard to the principles specified in this clause in the provision of non-road infrastructure on roads.
2) The primary purpose of a road is use by members of the public and authorised users must be managed as far as is reasonably practicable in such a way as to minimise any adverse impacts on primary purpose.
3) Without limiting the generality of sub-clause (2), authorised users must be managed so as to -
a. minimise any damages to roads and rail infrastructure;
b. ensure the works necessary for the provision of non-road infrastructure are conducted as quickly as practicable;
c. minimise any disruption to road users;
d. minimise any risk to the safety and property of road users and the public generally;
e. facilitate the design and installation of infrastructure which minimises any risk to the safety of road users;
f. ensure that the road and any other infrastructure is reinstated as nearly as practicable to the condition existing before the works necessary for the provision of the non-road infrastructure were conducted;
g. protect and preserve existing significant roadside vegetation and sites of biological significance within the road reserve.
(Road Management Act - Schedule 7, Sec 14)