Who designed the Tatara bridge?
Honshū-Shikoku Bridge Authority
Tatara Bridge
| Architect | Honshū-Shikoku Bridge Authority |
|---|---|
| Date | 1999 |
| Style | Modern |
| Type | Transportation – Bridge |
| Notes | Span: 890 m (2 920 ft) World’s longest cable-stayed bridge: 1999 to 2008 |
How long did it take to build the Tatara bridge?
six years
The side-spans are 164.5 metres (540 ft) and 257.5 metres (845 ft) respectively, and there are also three very small cable spans. Construction of the bridge took a little more than six years and was accomplished without any accidents.
Why was the Tatara bridge built?
Tatara Bridge was originally planned as a suspension bridge, but in 1989 the bridge was changed to a cable-stayed bridge. The reason was that we got huge anchorages to the suspension bridge, and it would reduce the environmental impact in the area.
Is the Brooklyn Bridge a suspension bridge?
Designed by the late John A. Roebling, the Brooklyn Bridge was the largest suspension bridge ever built to that date. John Roebling, born in Germany in 1806, was a great pioneer in the design of steel suspension bridges.
What are the weaknesses of a cable-stayed bridge?
List of the Cons of a Cable Stayed Bridge
- It can be an unstable design in certain environments.
- It has a maximum length.
- It can be a bridge design that is difficult to inspect.
- It can be susceptible to corrosion.
- It is only advantageous for short or medium distance needs.
What materials are used for suspension bridges?
In the case of suspension bridges, towers are built atop the caissons. The early suspension-bridge towers were stone, but now they are either steel or concrete. Next, the anchorages are built on both ends, usually of reinforced concrete with embedded steel eyebars to which the cables will be fastened.
Where are cable stayed bridges most commonly used?
It usually carries pedestrians, bicycles, automobiles, trucks, and light rail. It is used in places where spans need to be longer than cantilever bridge can achieve (because of its weight), but the span is short enough so a suspension bridge is not practical there economically.
Is the Tatara Bridge part of the Nishiseto Expressway?
the Tatara Bridge. The Tatara Bridge (多々羅大橋, Tatara Ōhashi) is a cable-stayed bridge that is part of the Nishiseto Expressway, commonly known as the Shimanami Kaidō しまなみ海道.
Why was the Nittoho Tatara built in Shimane?
In 1977, the Japanese Society for Preservation of Japanese Art Swords (Nittoho), together with the Japanese government’s Agency for Cultural Affairs and Hitachi Works, built in Shimane Prefecture the so-called Nittoho Tatara to provide the steel necessary for the production of Japanese swords.
How long does it take to build a tatara?
Process. It takes about a week to build the tatara and complete the iron conversion to steel. When the process is done, the clay tub is broken and the steel bloom, known as a kera, is removed. At the end of the process, the tatara will have consumed about 10 tons of satetsu and 12 tons of charcoal, leaving about 2.5 tons of tamahagane .
How big is the Tatara Bridge in Japan?
the Tatara Bridge. The Tatara Bridge (多々羅大橋, Tatara Ōhashi) is a cable-stayed bridge that is part of the Nishiseto Expressway, commonly known as the Shimanami Kaidō しまなみ海道. The bridge has a center span of 890 metres (2,920 ft).