The project consists of the modernization and conservation of the Pachuca - Huejutla - Tamazunchale highway to two lanes, and the construction of the Tamazunchale bypass. It is estimated that this project will generate 20,022 jobs. The highway has a connection with the Main Axes 9 "Circuito Transístmico" and 12 "Corredor Altiplano".

The identified tenders can be consulted in the "More Information" section; some of the most recent tenders are:

LO-09-210-009000999-T-17-2026 / Ruling: Feb. 27, 2026
Modernization to widen the existing roadway from 7.0 m to 12.0 m of crown width from km 35+160 to km 38+820 (3.66 km in length), including the construction of the Laurel bridge (km 37+305) and Huehuetzintla bridge (km 38+169), through earthworks, drainage works, paving, complementary works, and signage; San Felipe Orizatlán (Hgo/Slp state border) – Tamazunchale section, Huejutla de Reyes – Tamazunchale highway, in the state of San Luis Potosí.

LO-09-210-009000999-T-12-2026 / Contractor: Sánchez Valdez Construcciones, S.A. de C.V.
Modernization to widen the existing roadway from 7.0 m to 12.0 m of crown width from km 30+500 to km 34+140 (3.64 km in length), including the construction of the Las Limas bridge (km 30+778), through earthworks, drainage works, paving, complementary works, and signage; San Felipe Orizatlán (Hgo/Slp state border) – Tamazunchale section, Huejutla de Reyes – Tamazunchale highway, in the state of San Luis Potosí.

LO-09-210-009000999-T-1-2026 / Contractor: ESMA Instalaciones, S.A. de C.V.
Modernization and widening of the existing highway to an A2 cross-section, through earthworks, drainage works, structures, paving, complementary works, and signage, on the Huejutla de Reyes – Tamazunchale highway, from km 20+000 to km 24+920, in the state of Hidalgo.

LO-09-210-009000999-T-2-2026 / Contractor: ICAPSA Infraestructura de Desarrollo, S.A. de C.V. y Torton Constructor HD, S.A. de C.V.
Modernization and widening of the existing highway to an A2 cross-section, through earthworks, drainage works, structures, paving, 2 vehicle bridges, complementary works, and signage, on the Huejutla de Reyes – Tamazunchale highway, from km 24+920 to km 27+460, in the state of Hidalgo.

LO-09-210-009000999-T-3-2026 / Contractor: Sánchez Valdez Construcciones, S.A. de C.V.
Modernization and widening of the existing highway to an A2 cross-section, through earthworks, drainage works, structures, paving, 2 vehicle bridges, complementary works, and signage.