1. loads
1.1. Dead load
1.1.1. The CN tower itself because it is effected by gravity.
1.1.1.1. Image
1.2. Live load
1.2.1. The people in the building because the dead load is supporting their weight.
1.2.1.1. Image
1.3. Dynamic Load
1.3.1. The weather (wind, rain and hail) because it can change the magnitude.
1.3.1.1. Image
2. Form
2.1. Made of concrete, reinforced concrete, steel, glass.
2.1.1. Image
2.2. Thin and Tall (5th tallest building in world).
2.2.1. Image
2.3. Combination structure because the main part of the structure is hollow concrete and the foundation is solid.
2.3.1. Image
3. Function
3.1. Built to provide better television signal for Toronto.
4. image
5. Internal Forces
5.1. compression
5.1.1. The people in the building.
5.1.2. Birds that land on the building.
5.1.2.1. image
5.1.3. The furniture in the building.
5.1.3.1. image
5.2. Shear
5.2.1. When there is wind and it has a very high magnitude it can make the metal bend (dent).
5.2.1.1. image
5.3. tension
5.3.1. Then they put a dent in the metal, the joints stretch.
5.3.1.1. image
5.4. torsion
5.4.1. The joints can also twist when it bends
6. External forces
6.1. Wind
6.1.1. Light magnitude.
6.1.1.1. image
6.1.2. Push.
6.1.2.1. Image
6.1.3. 180 degrees.
6.1.3.1. Image
6.1.4. Hits the tip of the tower.
6.1.4.1. Image
6.1.5. Image
6.2. Snow
6.2.1. Heavy or Light magnitude.
6.2.2. Push.
6.2.2.1. Image
6.2.3. 90 degrees.
6.2.3.1. Image
6.2.4. Hits the middle of the tower.
6.2.4.1. image
6.3. Function
6.3.1. for television broadcast, radio signals, and used for communication signals
6.3.1.1. image