STRUCTURES

STRUCTURES

1. Introduction

   • Structure: is the set of elements of an object or body that suport external actions so that the object or body doesn´t deform
   • Natural structures: aren´t made by people
   • Human-made structure: Are made of people

2. Forces, loads and stresses

   • Forzes: A force is anything that deform a body or make it move or stop
   • Loads
     • Fixed or permancent load
     • Variable loads
   • Stress: Depending on the point of application it´s direction and line of action

3. Mechanical stress

   • Tension: We produce tension when the forces strech.
   • Compression
   • Torsion
   • Searching or cutting

4. Types of structures

   • What is the resistance of a material
   • How to make a structure more stable?

5. Types of structure