Stem
What is bridge efficiency determined by?
Weight Held/Wood Used
What is a span?
The distance a bridge has to cover
What is a truss?
A series of triangles used for strengthening
Forces moving in opposite directions create what?
A shear.
What is Sub-Structure?
The section of a bridge that resides below the roadway.
What is superstructure?
The section of the bridge that resides above the roadway.
What is a truss bridge primarily comprised of?
A truss bridge is primarily comprised of triangles.
What is lamination?
A strengthening technique involving the layering of material
What is a dynamic load?
The type of load which is most difficult to support
What are the four forces that act on a bridge?
Compression, tension, shear and torsion.