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The most common residential deck railing design is built on-site using pressure treated lumber, with the vertical balusters regularly spaced to meet building code. [1] Wood railing could be in different styles such as Victorian, Chippendale railing and others. [2] A popular alternative to wood railing is composite lumber and PVC railing. [3] [4 ...
There have been a growing number of deck failures resulting in death and critical injuries. Another key component of decks are code compliant railings. Railings on decks above 760 mm (30 in) are considered guard rails. [according to whom?] Guard rails have a specific building code requirement for both height and structural strength. Most U.S ...
Thousands of orthotropic deck bridges are in existence throughout the world. Despite the savings and advantages (up to 25% of total bridge mass can be saved by reducing deck weight, as the weight reductions extend to cables, towers, piers, anchorages, and so forth), the US has only about 60 such bridge decks in use as of late 2005.
Emperor Caligula built a 2-mile (3.2 km) bridge at Baiae in 37 AD. For Emperor Darius I The Great of Persia (522–485 BC), the Greek Mandrocles of Samos once engineered a 2-kilometre (1.2 mi) pontoon bridge that stretched across the Bosporus , linking Asia to Europe, so that Darius could pursue the fleeing Scythians as well as move his army ...
Vessel is a 16-story, 150-foot-tall (46 m) [1] structure of connected staircases among the buildings of Hudson Yards, located in the 5-acre (2.0 ha) Hudson Yards Public Square. [2] Designed by Thomas Heatherwick , [ 3 ] Vessel has 154 flights, 2,500 steps, and 80 landings, [ 3 ] with the total length of the stairs exceeding 1 mile (1.6 km). [ 4 ]
30 Hudson Yards (also known during construction as the North Tower [6]) is a supertall skyscraper on the West Side of Midtown Manhattan in New York City.Located near Hell's Kitchen, Chelsea, and the Penn Station area, the building is part of the Hudson Yards Redevelopment Project, a plan to redevelop the Metropolitan Transportation Authority's West Side Yard.