Renewing corrosion damages on arch and pillars of concrete bridge Maslenica on A1 highway in Croatia Mediterranean coast with power plant and its coal pier in the town. workers pouring cement in road construction on brazil Underside of an elevated roads Renewing corrosion damages on arch and pillars of concrete bridge Maslenica on A1 highway in Croatia road currently under construction at several levels to increase traffic Casco Bay Bridge spans Fore River connecting South Portland and Portland in Maine. Snow plows in severe blizzard preparing for storm clearing street driving