The pins allow rotation of the bridge at the bearing areas....

The pins allow rotation of the bridge at the bearing areas. The need for rotation is mainly derived from the fact that steel expands and contracts with temperature variations. When the temperature warms, the bridge naturally expands, or lengthens longitudinally, and unless it's allowed to do so, undesired stresses are introduced to the structure.

Joe Callahan Quote About Allow, Allowed, Bearing, Bridge, Contracts: The Pins Allow Rotation Of...

Quotes from famous authors

Popular tags & topics