Unit 3:Structures

Unit 3:Structures

1. 1Forces,Loads,stresses

   • Forces
     • InternalForces
     • External forces
   • Stress
   • Loads
     • Fixed or permanent loads
     • Variable loads

2. 2Mechanical stresses

   • Tension
   • Compression
   • Bending
   • Torsion
   • Shearing or cutting

3. 3 Characterists of structures

   • Stability
   • Gravity
   • Resistance
   • Rigidity

4. 4 Types of structures

   • Concrete slabs
   • Filler slabs
   • Beams
   • Joists
   • Top layer of reinforced concrete
   • Columns
   • Foundations