Practical Engineering explained the general style and design of every type of bridge over the course of 15 minutes.

All three bridge types would be equally durable ... The travel lanes are too narrow, the bridges do not have shoulders, and there are minimal accommodations for cyclists and pedestrians.

Because any type of construction in water or on ... and is that a consideration for protecting bridges? I expect so because there is an economy of scale. Bigger ships would be cheaper for ...

Because any type of construction in water or on ... and is that a consideration for protecting bridges? I expect so because there is an economy of scale. Bigger ships would be cheaper for ...