lock gate

lock gate

[′läk ‚gāt]
(civil engineering)
A movable barrier separating the water in an upper or lower section of waterway from that in the lock chamber.
References in classic literature ?
The lock is just opposite the town, and the first thing that we saw, when we came in view of it, was George's blazer on one of the lock gates, closer inspection showing that George was inside it.
THERE was an item in the Echo about 1951 ("Lock gate 'Niagara' empties canal", December 3).
Following discussions between the project's experienced Kennet and Avon Canal Trust's restoration team representative and the restoration manager of the Monmouthshire, Brecon and Abergavenny Canals Trust, a design was produced which could effectively provide a lock gate that had an extended life span, could be assembled in sections at remote sites and simulate, in design, a timber gate.
BRITISH Waterways engineers slowly lower a lock gate into place on the new section of the Leeds-Liverpool Canal.
For his design, Taylor installed sound transmitters along the opening edge of one door of a lock gate (see Nuts & Bolts, above).
The quick-thinking man dashed along the basin, across the top of a lock gate and grabbed a life-ring to throw to Laura.
Replacement lock gate at Chester's Northgate middle lock.
Lock gate making and fitting is a skilled and traditional trade that remains essential to the waterways.
The lock gate replacement programme at the Port of Cardiff represents PS2m of the total investment, which will see both the north and south inner lock gates replaced.
The lock gate at Tuel Lane can only be operated by a lock keeper, which means Ian can be very busy during the summer period.
A lock gate at Marsden was the star attraction in a special feature filmed by the BBC children's programme Blue Peter.
And when a lock gate is ripped off, their whole journey is thrown into doubt.