Longest bridge
Danyang-Kunshan Grand Bridge The Danyang-Kunshan Grand Bridge is formally the longest bridge in the global. It stretches out for no less than 102.four miles (164.eight kilometres) and bureaucracy a part of one of China‘s maximum essential railway connections: the excessive-pace train among Beijing and Shangh
After it become unveiled on 30th June 2011, it became recognized by means of the Guinness global records as the longest bridge within the world. Its numbers are in reality amazing, as it towers at one hundred toes (30 metres) high and had more than 10,000 people paintings on its production.
in case you ever locate yourself touring on a fast train over this bridge, you’ll gaze out on the lovely scenery. Lowlands, lakes, rivers and rice paddies will flash past the teach window at the same time as you respect the perspectives.
Incheon Bridge
any other high-quality [1] feat of engineering in Asia would be Incheon Bridge, the longest bridge in South Korea. This bridge is an important get right of entry to factor, as it connects Yeongjong Island to the mainland of the Korean peninsula.
if you’re wondering wherein in South Korea you need to go to to look Incheon Bridge, we’ve got it blanketed! site visitors handiest need to fly to Seoul, as if you’re flying to the South Korean capital your plane will most likely land at Incheon international Airport.
All styles of transport connecting the terminal with the city pass over Incheon Bridge, so that you’ll virtually see this brilliant crossing!
Vasco da Gama Bridge
allow’s tour to Europe to see a few extra bridges! each different one of the longest bridges in the worldwide is probably Vasco da Gama Bridge. It extends across the Tagus River next to the stunning metropolis of Lisbon and is an iconic image of Portugal.
The bridge changed into built among 1995 and 1998. till then, it became hard for people and goods inside the location of Lisbon to go the Tagus River. After the bridge changed into built, this became lots simpler. Its name is a tribute to the Portuguese navigator Vasco da Gama and his arrival in India in 1498.
Mackinac Bridge
among Lakes Michigan and Huron in the northern u.s.a., there’s a primary highway that bridges these two geographical capabilities. that is Mackinac Bridge, which hyperlinks the decrease and top Peninsulas within the first rate Lakes location.
in addition to being one of the longest bridges inside the global, the Straits of Mackinac route is an iconic image of american engineering. Its dimensions also are report-breaking, because it’s 26,372 ft (8038 metres) long, 68.6 feet (20.9 metres) wide and 552 toes (168 metres) high.
Öland Bridge
among Lakes Michigan and Huron in the northern u.s.a., there’s a primary highway that bridges these two geographical capabilities. that is Mackinac Bridge, which hyperlinks the decrease and top Peninsulas within the first rate Lakes location.
in addition to being one of the longest bridges inside the global, the Straits of Mackinac route is an iconic image of american engineering. Its dimensions also are report-breaking, because it’s 26,372 ft (8038 metres) long, 68.6 feet (20.9 metres) wide and 552 toes (168 metres) high.
The Constitution of 1812 Bridge
The list of the sector’s longest bridges also consists of a Spanish bridge. This will be the charter of 1812 Bridge, an essential link inside the Bay of Cadiz.
This overpass is one of the maximum contemporary at the listing, having been inaugurated in 2015. It’s also one of the most stunning cable-stayed bridges inside the Spanish region of Andalusia.
if you sail throughout the bay of Cádiz, you’ll see the bridge from nearly any factor. in addition, this part of southern Spain has plenty of daytime a year, so in case you’re travelling the city you’ll see the bridge (which is also referred to as l. a. Pepa Bridge) very clearly.
To revel in the nice panoramic perspectives of the bridge, we advise taking a personal boat journey round Cadiz.
- This are the top Bridges of India
How bridge made
Bridges are constructed using various materials and engineering techniques depending on factors such as location, purpose, and design. Here’s a simplified overview of the general process of building a bridge:
- Planning and Design:
- Preliminary planning: Engineers and architects determine the need for a bridge, its location, and the type of bridge suitable for the purpose.
- Site assessment: Geotechnical studies are conducted to understand the soil and environmental conditions at the construction site.
- Design phase: Detailed engineering plans are created, including the bridge’s dimensions, materials, and structural elements. This phase also considers factors like traffic load, earthquake resistance, and aesthetics.
- Foundation Construction:
- Excavation: The ground at the construction site is excavated to create a stable foundation.
- Pile driving: Deep foundations, such as piles or caissons, are installed to support the bridge structure. These foundations transfer the load of the bridge to load-bearing strata beneath the ground.
- Substructure Construction:
- Abutments and piers: Concrete or steel supports, known as abutments and piers, are constructed to support the bridge’s superstructure. They are often reinforced with steel rods and concrete.
- Superstructure Construction:
- Girders or trusses: Depending on the bridge type, steel or concrete girders, trusses, or arches are fabricated off-site and then transported to the construction site.
- Erection: The superstructure components are lifted and placed on top of the substructure supports. Cranes or specialized equipment are used for this purpose.
- Deck Construction:
- The bridge deck is constructed on top of the superstructure. This deck provides the road or pathway for vehicles and pedestrians.
- Materials like concrete, steel, or composite materials are commonly used for the deck.
- Surface Finish and Aesthetics:
- The bridge’s surface may be finished with road pavement, sidewalks, railings, and other features to make it safe and functional for users.
- Aesthetic elements, such as lighting, paint, and architectural details, are added to enhance the bridge’s appearance.
- Testing and Quality Assurance:
- Engineers perform structural testing and inspections to ensure the bridge meets safety and design standards.
- Opening to Traffic:
- Once the bridge is complete and deemed safe, it is opened to traffic or pedestrians, depending on its intended use.
- Maintenance:
- Regular maintenance and inspections are essential to ensure the bridge’s long-term durability and safety.
It’s important to note that the construction process can vary significantly depending on the type of bridge (e.g., suspension, cable-stayed, arch, beam) and the specific site conditions. Engineers and construction professionals play a critical role in ensuring the successful and safe construction of bridges.
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