A bridge designer is an ENGINEER who specializes in the design and construction of bridges. They are responsible for creating plans and designs that meet safety and structural requirements, as well as aesthetic considerations. They must also consider environmental factors such as wind, water, and seismic activity when designing a bridge. Bridge designers must have a strong understanding of engineering principles and be able to work with a variety of materials. They must also be able to collaborate with other professionals such as architects, surveyors, and contractors.