The main objective of the research was to apply the methodology of concrete walls to recover bridges and pillars in TJ 9910-4, Nv.2995 of Contrata Divino Jesus, Pataz 2022. The methodology used was of descriptive design, of the applicative type. The population consisted of all the contracts of the U.P. Santa María de la C.M. Poderosa, and the sample consisted of the TJ 9910-4 of Nv.2995 of the Divino Jesús contract. The results obtained were that the operation of the recovery stage of bridges and pillars with concrete walls was evaluated, where initially there were a total of 12 natural pillars, also, there were 9 openings, where the total area was 1042.99 m2, the average height was 5.52 m, and the total volume was 3760.08 m3. Likewise, the recovery of pillars was carried out through 7 accesses, being access 7 the one that allowed the recovery of 11 pillars. Also, the mechanical proper...