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Scaffolding for rehabilitation in Madrid, Spain [1] Scaffolding for renovation on the Virgin Mary statue, Santiago de Chile, Chile.. Scaffolding, also called scaffold or staging, [2] is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other human-made structures.
The 75-foot cars, the R44s, R46s, R68s, and R68As, are not permitted on BMT Eastern Division – the J, L, M, and Z trains – because of sharper curves on those tracks. [3]: 57 All rolling stock, in both the A and B Divisions, run on the same 4 foot 8.5 inches (1,435 mm) standard gauge and use the same third-rail geometry and voltage. However ...
The few "new build" container flats are identifiable by their lack of decking, welded steel frame, and standard 89-foot (27.13 m) length. One variant is the 50-foot (15.24 m) car (which usually carries one large container as a load); these are actually re-built old boxcars. Common reporting marks are FEC, CP, SOO and KTTX. The ATTX cars, which ...
Ten foot The space between sets of lines (e.g. between pairs of fast and slow lines). See also four-foot and six-foot. [23]: 373 [55] Terminus (UK) A station sited where a railway line or service ends or terminates A preserved Southern A1 Class Terrier Terrier The LB&SCR A1 Class 0-6-0 steam locomotive, on account of its distinctive "bark" when ...
The trains consist of six cars for Line 1 and four cars for Line 4, both of which are connected with open gangways, similar to Bombardier's Movia family of metro trains. They only have two full-width operator cabs per trainset (as opposed to one on the right-hand corner of every subway car on the older versions), greater accessibility options ...
The 4 ft 6 in (1,372 mm) track gauge, also called the Scotch gauge, was adopted by early 19th century railways mainly in the Lanarkshire area of Scotland. It differed from the gauge of 4 ft 8 in ( 1,422 mm ) that was used on some early lines in England .
A movable scaffolding system (MSS) is a special-purpose self-launching form used in bridge construction, specifically prestressed concrete bridges with segments or spans that are cast in place. The movable scaffolding system is used to support a form while the concrete is cured; once the segment is complete, the scaffold and forms are moved to ...
A toe board is like a tiny wall - usually between 4 and 12 inches - whose purpose is to prevent objects or people from falling over, or rolling over, the side of a raised platform, such as preventing a screwdriver dropped on the floor of elevated construction scaffolding from rolling off the side onto people or objects below.
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