📋 Tender Overview
The regional government of Arequipa, through the Special Integral Project Majes Siguas, Peims-Autodema, carried out corrective and preventive maintenance work in the hydraulic infrastructure of the Colca-Siguas system.
During the last scheduled cut, specialized work on three main fronts were executed: the Huambo - Querque Sector, Tunnel 9 and Pitay Bocatoma. The interventions allowed to correct structural deficiencies, reduce operational risks and extend the life of critical components of the system.
Operational interventions in Huambo infrastructure - Querque:
* On channel 28, cleaning of the access ramp and the construction of containment walls were carried out.
* Grilments were replaced in poor condition and sand and painted work for conservation was executed.
* In the terminal drastor, the planks were restored through cleaning and painted techniques.
Improvements in tunnel infrastructure 9:
* The intervention was carried out between kilometers 25 and 26 of the Tuti Adduction System - Terminal Tunnel.
* The cleaning and sealing of fissures and cracks of the side walls of the tunnel was carried out.
* High adhesion additives were applied to guarantee the durability of the internal tunnel structure.
Improvements in Pitay Bocatoma Infrastructure:
* Corrective maintenance of the Betancurt electric gate was made.
* Stainless steel beams were installed in the structures.
* The side walls of the Auxiliary Cleaning Channel with high adhesion attachments were carried out.
The executive manager of the Peims - Autodema, Duberly Otazu Garcia, emphasized that, each intervention is designed to mitigate the effects of structural wear and prevent critical failure points in areas exposed to a large amount of water.
