Train - Line

Connects suburbs to city centers (e.g., the proposed Interborough Express in NYC).

The Anatomy of a Train Line: Connecting Cities and Communities train line

), requiring minimal speed variations and specialized infrastructure. Connects suburbs to city centers (e

Focused on passenger travel at high speeds ( Connects suburbs to city centers (e.g.

These divide the route into "blocks" to ensure only one train occupies a segment at a time, utilizing chain signals to manage traffic flow. Types of Train Lines