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A shield carrying a federal route number.
Also known as: Carretera federal shield, Mexican highway shield
The Mexican route marker for a federal highway, carrying the route number in a distinctive shield.
Identifies a Mexican federal highway route by number.
Contexts: Road signage
Uses a shield shape to distinguish federal from state routes, so the outline carries the road's administrative level and the figure carries its identity.
Contexts: Road signage
A shield outline carrying a route number, its shape distinguishing federal from state routes.