| 21. | However, the crossing near Pont Mirabeau was made with vertical caissons.
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| 22. | The caisson was built with excavation shafts for removing dirt and clay.
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| 23. | A caisson is set into the roof, featuring a coiled dragon.
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| 24. | The Caisson ( or Caisoon ) was thought to be one solution.
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| 25. | The Caisson Club is a secretive student society of Imperial College London.
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| 26. | In that year the existing caisson light was first illuminated.
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| 27. | This room has a caisson ceiling adorned with stucco work.
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| 28. | The lighthouse was built in 1883 using pneumatic caisson engineering.
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| 29. | Such a caisson ceiling is a feature of Renaissance architecture.
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| 30. | Constructed of cast iron on concrete / cast iron caisson.
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