Conservaciýn periýdica mediante renivelaciýn y riego de sello del km. 230+000 al km. 254+900, del tramo Lim.Edos.Tab./Chis.-Escopetazo, de la Carretera Villahermosa-Tuxtla Gutiýrrez, del km. 8+000 al 15+000 del tramo Tapachula-Puerto Madero, de la Carretera Tapanatepec-Talisman, en el Estado de Chiapas

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