structures

structures

1. types

   • forces
     • sternal
       • gravity
       • wind
       • pressure
     • internal
   • loads
     • fixed or permanent
     • variable
   • stresseds
     • mechanical
     • comprension
     • tension
     • bending
     • torsion
     • shearing or cutting

2. narural structures

3. human-made

4. caracteristics of structures

   • stability
   • gravity
   • resistance
   • rigidity

5. types of structues

   • mass and lintelled
   • valtued
   • triangulated
   • suspended
   • reindfored concrete