Solution

1. Low Construction Impact

1.1. sub criteria

1.1.1. Local traffic flow

1.2. specific solution

1.2.1. improve existing infrastructure as opposed to building more

2. User Satisfaction

2.1. specific solutions

2.1.1. heavy metro

2.2. sub criteria

2.2.1. low wait times, high efficiency

3. Low Grid Reliance

3.1. specific solutions

3.1.1. energy conservation

4. Economic

4.1. sub critera

4.1.1. Implimentation cost

4.1.2. Operation and maintenance cost

4.2. specific solutions

5. Energy Use

5.1. sub criteria

5.1.1. Energy recapture

5.1.2. Energy delivery

5.1.3. Conversion of energy

5.2. specific solution

5.2.1. regenerative breaking

5.2.1.1. mechanical

5.2.1.2. electrical

6. Expandability

6.1. Sub Criteria

6.1.1. Metro station

6.1.2. Electrical substations

6.1.3. Tunnel system

6.1.4. sub station efficiency

6.2. specific solutions

6.2.1. above ground transport

6.2.1.1. street cars