Suspension bridges as some advantages and disadvantages over other types of bridges. In the following section, all the pros and cons of suspension bridges are described.

In this article:

  • 4 Major Advantages of Suspension Bridges
  • 7 Major Disadvantages of Suspension Bridges

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humber bridge
Figure: Humber Bridge (England)

Advantages of Suspension Bridges

The followings are the four major advantages of suspension bridges.

  • Economic Advantage: The realm spanned by a bridge is extremely long in proportion to the number of materials needed to construct bridges.
  • Height Advantage: Built over waterways, suspension bridges are engineered high, permitting the passage of tall ships unrestrained by the bridge.
  • Construction Advantage: Throughout construction, temporary central supports do not have to be compelled to be engineered, and access to the development is not needed from below. This implies busy roadways and waterways do not have to be compelled to be discontinuous.
  • Easier to maintain: The cables of a suspension bridge can be inspected and repaired without shutting down the bridge.

Disadvantages of Suspension Bridges

The followings are the seven major disadvantages of suspension bridges.

  • Heavy Loads: Flexibility also becomes an obstacle once significant, focused loads are concerned. Suspension bridges do not seem to be usually used for regional rail crossings that carry the most weight loads that add dangerous stress to the structure.
  • Loss of Income: Despite the low prices of constructing suspension bridges and therefore the job opportunities they provide, the length of your time required to complete building these bridges is long. Taking a longer time may be the result of the loss of income that may be full of the economy site.
  • Foundation pitfalls: Once inbuilt soft ground, suspension bridges need in-depth and high-ticket foundation work to combat the results of the significant load on foundation towers.
  • Load Limitations: Another pitfall of a suspension bridge is that the material used is the cables. These cables have limitations once it involves bearing the burden of the masses. Though it will enable a minimum weight with relevant vehicles passing through, an excessive amount of weight will cause the breaking of cables.
  • Restricted Applications: Suspension bridges, despite their cost-effectiveness in construction and adaptability once it involves site location, have limitations once it involves their use. This can be a result of they will be destroyed by sturdy winds and not sturdy enough to carry limitless weight, careful thought ought to be taken before construction.
  • Aesthetics: One of the foremost noticeable aspects of suspension bridges that can be viewed as a disadvantage is the aesthetics. The cables and towers will be a visual obstruction that some people would rather not have.
  • Security: The last and arguably most significant disadvantage of suspension bridges is that security. These bridges are susceptible to attack, including from terrorists.

Suspension bridges have preserved quality around the world. Along with benefits and pitfalls, engineers building these bridges ought to study the look and ensure necessities in building these bridges.

 

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