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Construction began on the flight in November 1802, with the first lock (lock 19) being completed in June 1804. During the works, the caisson lock was demolished and it is likely that the significant amount of masonry was reclaimed for use on the lock flight as coping stones [4] and possibly on the later building of Caisson House. [19]
A splayed or wedge coping is one that slopes in a single direction; a saddle coping slopes to either side of a central high point. [2] Coping may be made of stone (capstone), brick, clay or terracotta, concrete or cast stone, tile, slate, wood, thatch, or various metals, including aluminum, copper, stainless steel, steel, and zinc. [3]
Hampstead Road Locks were built between 1818 and 1820, with the chambers made of brick and stone coping along the top. The two locks are arranged side by side, with an island platform between them. Each chamber has two gates at both ends, and they have been Grade II listed since 1992 (this is the initial, most common category of listing). [6]
Lifting the stone a small distance from the ground before hoisting is the best way to test a lewis. Any sign of looseness or damage should be corrected by adjusting the lewis hole or packing the lewis with metal shims. To bed a stone using a lewis, the stone is placed on dunnage laid flat with enough clearance for a mortar bed to be placed ...
This page was last edited on 24 September 2012, at 08:55 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The newly introduced resolutions seek to stop that sale. President Joe Biden, a Democrat, this year recognized the UAE as a major defense partner, and the Gulf state is host to the Al Dhafra Air ...
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