Three Transit Options
| Technology Options | Applications | Examples |
|---|---|---|
| Articulated Bus:Long bus, two bodies connected by a joint, allows higher capacity. Hybrid Electric: Dual-propulsion vehicle with electric motor powered by batteries and diesel. Trolley Bus: Guided busway propelled by electric motor. |
Used for all types of services: short-haul to regional and local to express. Operates on exclusive lanes, HOV lanes, expressways or ordinary streets. | Pittsburgh Bus Transit Metro-Rapid, LA MTA Silverline, MBTA Boston Curitiba, Brazil Seattle Bus Tunnel |
Commuter Rail Transit (CRT)
- Top Speed: 100 mph
- Weight: 46 - 75 tons
- Gauge: 4 feet 8.5 inches
- Station Spacing: long
| Technology Options | Applications | Examples |
|---|---|---|
| Diesel Locomotive Electric Locomotive Dual Propulsion Bi-level coach |
Long-distance commute trips to core city. Typically serves major terminal in Central Business District. Utilizes existing railroad infrastructure shared with freight. | MARC, Baltimore, MD MTA MNR, NY SEPTA, Philadelphia RER, Paris |
Light Rail Transit (LRT)
- Top Speed: 65 mph
- Weight: 35.5 - 43.5 tons
- Gauge: 4 feet 8.5 inches
- Station Spacing: short to long
| Technology Options | Applications | Examples |
|---|---|---|
| Conventional electric (overhead wires) Diesel multiple units Highly flexible operating environment At grade/elevated/below grade |
Used in widest variety of environments from in-street single-car trams to high capacity subways in up to six car trains. | Metro Rail, Buffalo, NY Hudson-Bergen Line, NJ Transit Pittsburgh Light Rail System, PA The MAX, Portland, OR LRT Trolley, San Diego, CA |

