everything about rail system…

Guard Rail

Guardrails (also known as guard/ girder/ restraining/ check rails) are used in transit systems to reduce rail wear in sharp curves and to increase the track’s resistance to flange climb … Continue reading

Structure Gauge and Kinematic Envelope

To ensure that the path required for the passage of trains is kept clear along the route of a railway, a “structure gauge” is imposed. This has the effect of … Continue reading