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The standard specifies the requirements and the code of practice [2] [3] on design of steel, [2] concrete (reinforced, prestressed or composite) [3] and composite bridges that use steel sections (rolled or fabricated, cased or uncased) [4] as well as the materials and workmanship in bridge erection.
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The Danziger Bridge of New Orleans is a very large vertical lift bridge. The Mumbai Trans Harbour Link , also called Atal Setu, is India's first orthotropic steel deck bridge. It connects South Mumbai to Navi Mumbai's JNPT (Nhava Sheva) and has reduced travel time between Mumbai and Pune, Navi Mumbai, Goa and other cities in the south east of Pune.
The Callender-Hamilton bridge system is a prefabricated Panel/Floor Beam/Deck system designed to span bridging lengths ranging from 30 to 150 metres with road widths of one to three or more lanes. The design uses Warren trusses and is centred on a series of gusset plates that allow the direct attachment of the longitudinal, diagonal, vertical ...
This includes the girders themselves, diaphragms or cross-braces, and (if applicable) the truss or arch system. In a girder bridge this would include only the girders and the bracing system. The girders are the primary load support, while the bracing system both allows the girders to act together as a unit, and prevents the beams from toppling.
Attempts have been made to increase the safety of bridges with pin and hanger assemblies by adding some form of redundancy to the assembly. Retrofits that add redundancy to pin and hanger assemblies include adding a "catcher's mitt"—a short steel beam attached to the bottom of the cantilevered girder that extends out beneath the suspended girder to "catch" the suspended girder should ...
"Any trigger that affects the nervous system that controls the diaphragm can invoke hiccups," says Pullins. Your diet can matter as well. Hot or spicy foods, for instance, can stimulate the nerves ...
The narrow section at mid-span gives the bridge profile a slight arch shape making this design particularly useful when large headroom is required. The profile also makes the bridge more architecturally pleasing than a beam bridge. Rigid-frame design may be the most efficient bridge type for spans between 35 and 80 feet (11 and 24 m). [5]