A lock is a device used for raising and lowering boats, ships and other watercraft between stretches of water of different levels on river and canal waterways...

to the River Thames at Bow Creek; its first lock is Hertford Lock and its last Bow Locks. The Lee Navigation is named by acts of Parliament and is so marked...

items of importance Lock (water navigation), a device for boats to transit between different levels of water, as in a canal Lock (film), a 2016 Indian...

it included a clause that made the water companies responsible for the lock gates, because water from the navigation would be pumped to the reservoir,...

functions: Lock (water navigation) – Uses water levels instead of air Mantrap (access control) – Physical security access control system Medical lock – Small...

Drain-waste-vent system Garbage disposal unit Lock (water navigation) Sanitation Septic system Septic tank Tap water Water pipe Deziel, Chris (18 Feb 2013). "How...

locks. The lowest lock was at Woodmill, where the navigation joined the estuary of the River Itchen, on its way to Southampton Water. The main wharves...

Southcote Lock is a lock on the Kennet Navigation at Southcote near the town of Reading in Berkshire, England. It has a rise/fall of 5 feet 3 inches (1...

Guard Lock, Lock 9: Slane Castle Lock, Lock 10: Carrickdexter Lock, Lock 11: Cruicetown Lock, Lock 12: Castlefin Lock, Lock 13: Deer Park Lock, Lock 14:...

the navigation system, from the Mississippi River to the origin at the Port of Catoosa. Except as noted, all locks are on the Arkansas River. No lock 11...

Wakefield, by the construction of 16 locks. Lock sizes were increased several times, as was the depth of water, to enable larger boats to use the system...

waterway. The final lock is Lower Lock, after which the navigation joins the Lee Navigation, just to the north of Feilde's Weir Lock. Wikimedia Commons...

Level Navigations used to be possible via the Old Bedford River and Welches Dam lock, but the Environment Agency piled the entrance to the lock in 2006...

the Godalming Navigation near Shalford, south of Guildford. The Arun Navigation was built with three locks and one turf-sided flood lock. The Junction...

Waterway System, and is used to control water diversion from Lake Michigan into the river and for navigation. The lock was built between 1936 and 1938 by the...

to the shareholders in 1927. With the demise of navigation and the decay of the lock structures, water levels are considerably lower than they once were...

the size or the draft of the ship being contemplated for navigation and the seasonal water level. On others, it is quite objective, being caused by a...

Lower Lock. 35 36 – No. 36 Drop Lock – Dalmuir Drop Lock (constructed recently to take navigation below bridge) 37 – Old Kilpatrick 38 – Dalnottar Lock No...

restoring parts of the towpath between Paper Mill Lock and Badley Lock and concentrating their navigational restoration efforts on the 2.5 mile stretch of...

Navigation, in the parish of St. Mary Stratford Bow, in the county of Middlesex, to join the Regent's Canal at or near a Place called Old Ford Lock,...

Weybridge on the Wey Navigation had an additional single gate some 100 yards (91 m) below the lock, which when closed raises the water level above it, allowing...

has the lock keeper's cabin and the weir pool, Teddington Lock Footbridge. The Navigation Act obtained in April 1771 by the Thames Navigation Commission...

the lock is gone. There were originally eight locks along the navigation. Each lock chamber was 13 feet wide by 65 feet long. Throstles Nest Lock was...

halfway between the lock and the opposite bank, following the course of the Thames itself. The pound lock was built by the Thames Navigation Commission relatively...

Blythburgh until the 16th century, but navigation was increasingly affected by silting up of the channel. The volume of water which drained from the saltings...

A control lock, guard lock or stop lock differs from a normal canal lock in that its primary purpose is controlling variances in water level rather than...

manage the water level in Lake Okeechobee. The Port Mayaca Lock and Dam was built in 1977 for navigation purposes, to permit the raising of water levels in...

List of largest dams List of tallest dams List of tidal barrages Lock (water navigation) – Device for raising and lowering boats or ships Reservoir safety –...

the canal still transports drinking water for the people of Bridgwater. Prior to the building of the canal, navigation between the towns of Bridgwater and...

first built in 1777 by the Thames Navigation Commissioners and the present lock dates from 1908. Despite its name, the lock is located in the Berkshire village...