Transit Testing

Holland also operates a Transit Testing hi-rail vehicle (TTV) that is designed specifically to accommodate the unique conditions on transit systems, including broad gauge, tight clearances, and tight-radius curves (up to 70 degrees). TrackSTAR 491 also incorporates a mini load axle to identify areas with poor tie/ fastener conditions.



Gauge Face Angle: Why Is It Important? Gauge Face Angle is becoming an increasingly important measurement in the railway industry, particularly on rail transit systems.

> Read More About Gauge Face Angle



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