Free Images: "bestof:Break through of main bore of Kammon railway tunnel.jpg ja 関� トンネル下り線トンネル貫� �で握手する関係� �� �左から� �� �貞雄�"
Break through of main bore of Kammon railway tunnel.jpg
Celebration of break through of Main bore of Kammon railway tunnel.jpg
Break through point of Main bore of Kammon railway tunnel.jpg
Blasting for service tunnel penetration of Kammon railway tunnel.jpg
Kammon railway tunnel Shimonoseki side portal.jpg
Construction work of service bore of Kammon railway tunnel.jpg
Service bore drilling Moji side Kammon railway tunnel.jpg
Kugimiya Iwao switch on blasting for break through of Kammon railway tunnel.jpg
Cement injection bulkhead at service tunnel Kammon railway tunnel.jpg
Celebration of break through.jpg
Tamagushi houten Kammon railway tunnel.jpg
Memorial ticket Kammon railway tunnel.jpg
Boring of Kammon railway tunnel Shimonoseki side.jpg
Service tunnel of Kammon railway tunnel.jpg
Opening of Kammon railway tunnel.jpg
Pneumatic caisson for Kammon railway tunnel Moji side.jpg
Deshimachi vertical shaft Kammon railway tunnel.jpg
Shield machine for Kammon railway tunnel.jpg
Drilling survey of Kammon railway tunnel.jpg
Floating drilling derrick Kammon railway tunnel.jpg
Blow out accident at Kammon railway tunnel.jpg
Air compressor for construction of Kammon railway tunnel.jpg
Ground breaking ceremony of Kammon railway tunnel.jpg
Drilling survey on the sea Kammon railway tunnel.jpg
Construction of vertical shaft Kammon railway tunnel.jpg
Memorial march of completion of Kammon railway tunnel.jpg
First trial train through Kammon railway tunnel.jpg
Assembly of shield machine Kammon railway tunnel.jpg
1953 West Japan flood infiltration of Kammon railway tunnel.jpg
Railway minister Uchida Nobuya visits site of Kammon railway tunnel.jpg
Side view drawing of shield machine for downward track Kammon railway tunnel.jpg
Kammon tunnel construction work.jpg
Cross sectional drawing of shield machine for downward track of Kammon railway tunnel.jpg
Planned Kammon straight railway bridge.png
Boring at Hikoshima.jpg
Sasago railway tunnel map.jpg
Seismic exploration of Kammon straight.jpg
Nishimura type midget submarine.jpg
Construction work at Sasago tunnel east portal.jpg
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