Roll way

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View of a track from a sand drag bumper post, in the Montreal Metro near the Beaugrand Station, showing the cross-section of guide bars, precast concrete roll ways and conventional track
Ouchy M2 station, Showing the angle iron guide bars, the bumper posts and the I-beam roll ways

A roll way or running pad is the pad placed on a concrete slab or on the ties outside along the rails of the conventional track of a rubber-tyred metro or tram.

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