Asphaltic plug joint (APJ) is a type of bridge expansion joint that is a simple general-purpose expansion device for bridges having a total motion of less than 50 mm (2 in). These joints are used in joint expansion sealing on ...
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1915 Çanakkale Bridge: World’s Longest Suspension Bridge
The 1915 Canakkale Bridge or Dardanelles Bridge is the world’s longest mid-span road suspension bridge situated in Canakkale in northwestern Turkey. The bridge is 3.7 km long and is built over the Dardanelles Strait in the Canakkale province. The name ...
What is Longitudinal Skin Reinforcement in a Beam?
Longitudinal skin reinforcement is deformed bars, wires, or bonded prestressed reinforcement placed uniformly on both sides of the vertical face of the tension zone in relatively deep beams to control crack width. If the deep beam is not equipped with ...
Submerged Floating Tunnel: Principle, Features, and Challenges
A submerged floating tunnel (SFT), also called Archimedes bridge or suspended tunnel, is a tunnel that floats in water supported by its buoyancy (specifically, by employing the hydrostatic thrust, or Archimedes’ principle). Tunnels in water are not new in civil ...
How to Select the Orientation of Wing Wall in the Design of Bridge Abutment?
A wing wall is a structural member located at the end of a bridge structure. When it is constructed integrally with the abutment, it is termed as cantilever wing wall and when separated from the abutment with expansion or construction ...
Different Forms of Corrosion in Steel Bridges
Each year, the Federal Government and the State Departments of Transportation (DOTs) in the United States spend billions of dollars for bridge rehabilitation. The main reason behind the need for bridge rehabilitation and restoration is the corrosion of steel bridges. ...
What is the Difference between Bridge and Box Culvert?
It may appear that bridge and culvert structures are similar as they both serve the vital need of transportation. However, they are very different in aspects like structural design, construction, components, load-carrying capacity, costs, etc. Culvert is defined as a ...
Types of Bridge Railings
Bridge railings are guardrail systems designed to prevent people or vehicles from falling off the bridge. They can be made of concrete or steel. Guardrails for bridges are located prominently to make the public stay alert and safe during their ...