Structures

Structures

1. Structure: is a colletion of elements arranged in an optimum way to suport a body or an object

   • Mass structures
     • Walls, dams
   • Frame structures
     • Structure of a building
   • Truss structures
     • Cranes, electricity pylons...
   • Suspended structures
     • Tents, marquees...

2. The structures have to do: force, stresses and strength

3. Conditions for strong structures

   • Rigidity
   • Equilibrium
   • Stability

4. Types of stress

   • Compression
   • Tension
   • Torsion
   • Shear
   • Bending

5. Elements that increase stability

   • Stable
   • Centre of gravity