Days after proposed timetable changes were abandoned, the government is promising to electrify the rail line from Kiama to Bomaderry and add additional tracks. newsiviewlistenLoading ABC NewsNews HomeLabor promises $6.8b South Coast line upgrade after backflip on more servicesShareShare articleLabor promises $6.8b South Coast line upgrade after backflip on more servicesPBy Penny Burfitt. The rail line between Kiama and Bomaderry would be electrified as part of the multi-billion dollar election commitment.