Big Ben

1. function

1.1. a clock

1.2. a tourist attraction

2. how the structure supports the loads

2.1. live load

2.1.1. by having floors that are supported by the walls

2.2. dead load

2.2.1. by making the base larger (a little) thean the top

3. internal and external forces

3.1. internal forces

3.1.1. tension

3.1.2. compression

3.2. external forces

3.2.1. gravity because gravity effects everything

3.2.2. live loads, dead loads, dyanmic loads

3.3. internal forces affected by external forces

3.3.1. live loads

3.3.1.1. compression

3.3.2. dead loads

3.3.2.1. tension

3.3.3. gravity

3.3.3.1. compression

3.3.4. dynamic load

3.3.4.1. compression (at certain times)

4. form

4.1. frame structure

4.2. pointed roof