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The London Passenger Transport Board was formed by Act of Parliament in 1933, bringing all of London's underground railways under common control. This allowed large-scale planning to be undertaken, and the 1935-1940 New Works Programme included extensions to what became the Northern Line and major extensions at both ends of the Central London Railway, which became the Central Line.
Cal-Earth polypropylene tubes (sandbags) being used to construct domed structures Superadobe Construction. Superadobe is a form of earthbag construction that was developed by Iranian architect Nader Khalili. [1] The technique uses layered long fabric tubes or bags filled with adobe to form a compression structure. [2]
The Russian armoured train Volga (call sign "Breakthrough") is an armoured train currently in use by Russia in its ongoing invasion of Ukraine in 2022. [4] Unlike its sister train Yenisei, which is built primarily for logistics and refugee ferrying, Volga is primarily used for engineering, reconnaissance, mine clearance, restoration of damaged railway tracks, and escorting cargo within the ...
The exterior of the building was ringed with sandbags and soldiers, and inside corridors and hallways leading to the underground vaults were barricaded "floor to ceiling". In the event of an unstoppable assault against the capital, plans had been drawn up for surviving U.S. Army forces to fight from three centers of final resistance, with the ...
Properly stacked sandbags [2] are an effective deterrent against damaging flood waters. Sandbags can be used to build levees, barricades, dikes and berms to limit erosion from flooding. Sandbags can also be used to fortify existing flood control structures and limit the effects of sand boils. Sandbag structures do not prevent water seepage and ...
Bags can either be pre-filled with material and hoisted up, or bags or tubes are filled in place. The weight of the earthen fill locks the bag in place on the barbed wire below. A light tamping of the bags or tubes consolidates the moist clay-containing fill and creates interlocking bags or tubes anchored on the barbed wire.