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LOCK |
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| SN | A section of the water channel on a canal or river shut off above and below by lock gates provided with sluices to let the water out and in, and thus raise or lower boats from one level to another. Use more specific type where known. |
| CL |
MARITIME |
| BT | WATER REGULATION INSTALLATION |
| NT |
CANAL LOCK
FLASH LOCK FLOOD LOCK GUILLOTINE LOCK JUNCTION LOCK POUND LOCK RIVER LOCK SEA LOCK STOP LOCK TIDAL LOCK |
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LOCK |
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| SN | A section of the water channel on a canal or river shut off above and below by lock gates provided with sluices to let the water out and in, and thus raise or lower boats from one level to another. Use more specific type where known. |
| CL |
TRANSPORT |
| BT | WATER TRANSPORT SITE |
| NT |
CANAL LOCK
FLASH LOCK FLOOD LOCK GUILLOTINE LOCK JUNCTION LOCK POUND LOCK RIVER LOCK SEA LOCK STOP LOCK TIDAL LOCK |
| RT |
BALANCE BEAM
CANAL CANAL SLUICE
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LOCK |
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| SN | A section of the water channel on a canal or river shut off above and below by lock gates provided with sluices to let the water out and in, and thus raise or lower boats from one level to another. Use more specific type where known. |
| CL |
WATER SUPPLY AND DRAINAGE |
| BT | WATER REGULATION INSTALLATION |
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