Random triples
| Subject | Object |
|---|---|
| gptkb:transbay_tube | soft soil and seismic activity |
| gptkb:Ceneri_Base_Tunnel | soft ground |
| gptkb:Chunnel | overcome during construction |
| gptkb:Seikan_Tunnel | earthquakes |
| gptkb:Eisenhower_Tunnel | gptkb:rock_formations |
| gptkb:Seattle_Tunnel_Project | soft soil |
| gptkb:A3_Hindhead_Tunnel | soft ground conditions |
| gptkb:Mont_Blanc_tunnel | overcoming |
| gptkb:Seikan_Tunnel | tsunamis |
| gptkb:Gotthard_Base_Tunnel | complex geology |
| gptkb:Lötschberg_Base_Tunnel | water ingress |