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Playmates Arch is so named because the walkway underneath connects two children's play areas, the Dairy and the Carousel. Playmates Arch contains tricolored bands of red Philadelphia brick, yellow Milwaukee brick, and granite. [88] [87] The span overhead still has its original eastern cast-iron railing, but the western railing was replaced in 1989.
Brick arch: II: Carried the East Lancashire Railway, 1847, by J.S. Perring and D.A. Donaldson; restored 1866–7. Curving line of 21 semicircular brick arches (40 ft. span, 60 ft. high) with stone plinths, gritstone facings, rusticated voussoirs, roll-moulded string course, and parapet.
Maidenhead Railway Bridge, also known as Maidenhead Viaduct and The Sounding Arch, carries the Great Western Main Line (GWML) over the River Thames between Maidenhead, Berkshire and Taplow, Buckinghamshire, England. It is a single structure of two tall, wide red-brick arches buttressed by two over-land smaller arches.
The viaduct comprises 22 semi-circular arches with spans of 19.2 metres (63 ft) flanked by a pair of abutment arches of 5.5-metre (18 ft) span. The arch rings are 900 millimetres (35 in) thick. The arches and spandrels are built of red brick set in lime mortar with ashlar spring courses. The deck parapets are 2.2 metres (7 ft 3 in) high.
The masonry arch bridges of stone or brick are the most genuine of arch bridges, some lasting a thousand years. Because they are made of worked stone, there is a slight chance they might even stand without mortar, like the Pont du Gard aqueduct. Yet arch bridges using rough hewn stones like Changhong Bridge need mortar to stand.
by the material used (stone, brick, concrete, steel) and construction approach. [26] For example, the wedge-shaped voussoirs of a brick arch can be made by cutting the regular bricks ("axed brick" arch) or manufactured in the wedge shape ("gauged brick" arch); [28] structurally, by the number of hinges (movable joints) between solid components ...
The keystone (shown in red) of an arch Dropped keystone at Colditz Castle. A keystone (or capstone) is the wedge-shaped stone at the apex of a masonry arch or typically round-shaped one at the apex of a vault. In both cases it is the final piece placed during construction and locks all the stones into position, allowing the arch or vault to ...
Starrucca Viaduct is a stone arch bridge that spans Starrucca Creek near Lanesboro, Pennsylvania, in the United States.Completed in 1848 at a cost of $320,000 (equal to $11,268,923 today), it was at the time the world's largest stone railway viaduct and was thought to be the most expensive railway bridge as well.