Introduce el texto aquí

Introduce el texto aquí

1. structure of an object

2. mass structure

3. frame structure

4. truss structure

5. suspended structures

   • force
   • stresses
   • streght
   • rigidity

6. rigid

7. elastic

8. plastic

9. equilibrium

10. stability

11. types of stress

    • compression
    • torsion
    • bending
    • tension
    • shear

12. elements that increase stability

    • stable
    • stay cables
    • trusses
    • section
    • brace
    • centre of gravity