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Frame and panel construction, also called rail and stile, is a woodworking technique often used in the making of doors, wainscoting, and other decorative features for cabinets, furniture, and homes. The basic idea is to capture a 'floating' panel within a sturdy frame, as opposed to techniques used in making a slab solid wood cabinet door or ...
A railroad tie, crosstie (American English), railway tie (Canadian English) or railway sleeper (Australian and British English) is a rectangular support for the rails in railroad tracks. Usually laid perpendicular to the rails, ties transfer loads to the track ballast and subgrade, hold the rails upright and keep them spaced to the correct gauge.
History of the railway track
In rail terminology, a railway turntable or wheelhouse is a device for turning round railway rolling stock, usually locomotives, so that they face the direction they came from. [1] [2] It is especially used in areas where economic considerations or a lack of sufficient space have served to weigh against the construction of a turnaround wye.
Rail fastening system
Strake - Wikipedia ... Strake
Railway track - Wikipedia ... Railway track
Overview. In a plate girder bridge, the plate girders are typically I-beams made up from separate structural steel plates (rather than rolled as a single cross-section), which are welded or, in older bridges, bolted or riveted together to form the vertical web and horizontal flanges of the beam. In some cases, the plate girders may be formed in ...