What is bridge construction?

Mechanized bridge construction is based on the use of specialized erection equipment. Beam launchers are used to erect precast beams. Self-launching gantries and lifting frames are used to erect precast segmental bridges. Forming carriages are used for segmental casting of the concrete slab of composite bridges.

What is used in construction of bridge?

Common materials used on construction are structural steel, reinforced concrete, pre-stressed concrete, or post-tensioned concrete; depending on the structural behavior of each type of bridge, there will be a maximum clear span to cover, which depends directly on the project’s budget.

How does a construction bridge work?

They do it by carefully balancing two main kinds of forces called compression (a pushing or squeezing force, acting inward) and tension (a pulling or stretching force, acting outward), channeling the load (the total weight of the bridge and the things it carries) onto abutments (the supports at either side) and piers ( …

What are examples of bridge words?

And, in addition to, furthermore, moreover, besides, than, too, also, both-and, another, equally important, first, second, etc., again, further, last, finally, not only-but also, as well as, in the second place, next, likewise, similarly, in fact, as a result, consequently, in the same way, for example, for instance.

What is a bridge example?

A bridge sentence is a special kind of topic sentence. In addition to signaling what the new paragraph is about, it shows how that follows from what the old paragraph said. Each example uses a pointing word such as “this,” “that,” or “such” to direct the reader’s attention back to the end of the previous paragraph.

What is the main purpose of bridge?

The purpose of a bridge is to allow people or cargo easy passage over an obstacle by providing a route that would otherwise be uneven or impossible.

What is the cheapest material to build a bridge?

Concrete is inexpensive: Concrete is among the most accessible concrete materials, which in turn lowers the overall cost of construction.

What are bridge sentences?