TRABAJOS DE MANTENIMIENTO INTEGRAL BIANUAL EN 199.38 KM CONSISTENTES EN CONSERVACIÓN RUTINARIA CONSERVACIÓN PERIÓDICA Y SERVICIOS DE VIALIDAD DEL KM 36 723 AL 124 739 CUERPOS A Y B) DEL TRAMO: LÍM. DE EDOS. QRO./GTO.-LÍM. DE EDOS. GTO./S.L.P. Y DEL KM 7 915 AL 31 500 DEL TRAMO: LÍM. DE EDOS. QRO./GTO.-SAN MIGUEL DE ALLENDE DE LA CARRETERA: QUERÉTARO-SAN LUIS POTOSÍ

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