Boolboonda Tunnel is an abandoned heritage-listed railway tunnel at Tunnel Road, Boolboonda, Bundaberg Region, Queensland, Australia. The tunnel is 192 metres in length making it the longest unsupported man-made tunnel in Queensland. Boolboonda Tunnel is an abandoned heritage-listed railway tunnel at Tunnel Road, Boolboonda, Bundaberg Region, Queensland, Australia. The tunnel is 192 m in length making it the longest unsupported man-made tunnel in Queensland. Its construction represented an important engineering feat for rail transport in Queensland. It was built from 1881 to 1884 by O'Rourke & McSharry. It is also known as Boolboonda Railway Tunnel and SEQ-6Q 1. It was added to the Queensland Heritage Register on 24 September 1999.The Boolboonda Railway Tunnel opened 12 November 1883 following a construction period of two years. It was built by Queensland Government Railways as part of the Bundaberg to Mount Perry railway line. #boolboonda tunnel #chowey bridge #Emerys bridge #Gundiah #Glassford chimneys and mines #monto #Ubobo #Caliope #cooktown #daintree #charters towers #townsville #Nebo, Central Queensland #dorrigo #Uralla #Dangars Gorge #gostwyck chapel #Glen Innes #Dalby Region, Darling Downs, Queensland #lake broadwater #The Entrance NSW #Lane Cove Sydney, NSW #Childers festival, Queensland #Bathurst, New South Wales #Tenterfield NSW #Springbrook National Park #Palm Beach. #Burleigh Heads, Qld #Tully Gorge, North Queensland #sofala #hill End #new south wales gold #Mareeba #north Queensland #Mount morgan #rocky #rockhampton #Imbil #Kenilworth #Borumba Dam #Whitsundays #Myra station, #Tara Queensland #sheep #sheep station #myra #tara sheep station #Queen Mary Falls #Killarney Qld #Hangar O #camping #Gunalda #Chinchilla weir #sunset #condamine river #tara #queenslnad sunshine coast #caloundra #noosa #tewantin #maroochydore #mooloobah #mingo crossing #mount perry #gayndah #north burnett #south burnett #1770 #agnes water #great barrier reef #bustard head #gladstone #Somerset Dam Camping, Qld #Brisbane Southbank Qld #coraki #wilson river #new south wales #kyogle #casino #richmond river #bruxner highway #lions loop road #kyogle #boarder ranges #beaudesert #yamba #wooli #grafton #northern rivers nsw #clarence river # Skywalk #Tamborine Qld #nimbin #aquarius #byron bay #evans head #lismore #toowoomba #dalby #tara #surat #st George #goondiwindi #trains #railways #tracks #rail tunnels #rail bridges #running water #waterfalls #atherton #carnarvon #babinda #cairns #beaver rock #fishing around beaver rock #fishing mary river #mary river fishing #west qld #west queensland #travelling #queens park #maryborough #heritage markets #scarness #piabla #urangan#tin can bay