A $58 million project to replace three rail bridges in Muswellbrook in northern New South Wales is underway.
Works will start this month to set up site offices and prepare the area around the Werribee Street level crossing ahead of major works.
The Australian Road Research Board (ARRB) has released four free best practice guides for the local government engineering industry.
The historic Briner Bridge is undergoing a major facelift following the installation of a temporary bridge built downstream.
Under round five of the Federal Government's Bridges Renewal Program and round seven of the Heavy Vehicles Safety and Productivity program $300 million will be available to councils to upgrade or replace bridges.