| 11. | Water levels are managed by the use of a sluice gate.
 
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 | 12. | The chief advantage of the hydraulic sluicing method was its cost.
 
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 | 13. | The 1891 canal extended the Columbia Canal upstream of Bull Sluice.
 
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 | 14. | In March 1988, the sluice control was computerised and automated.
 
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 | 15. | The hamlet is located on the land side of the sluice.
 
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 | 16. | Water flows in a rectangular channel that contains a sluice gate.
 
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 | 17. | At Billinghay Skirth, a small sluice connects the two waterways.
 
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 | 18. | Both the bridge and the sluice gates were constructed in 1906.
 
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 | 19. | In 2014, studio1.1 exhibited at Sluice in Brooklyn.
 
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 | 20. | He's seen crews of 20 paddlers sluicing through shallow flats.
 
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