Channelling of the Argamasilla stream in Écija, via a tunnel section

Geotechnical support for ground-retaining measures during tunnel excavation. Shoring, stability of the excavation face and stability of the tunnel crown using a micropile umbrella. The channelling of the Argamasilla stream, in the municipality of Écija (Seville), runs underground from KP 0+200 to KP 1+503, with a tunnel section whose entrances are accessed via two trenches. The tunnel section is designed with continuous support using TH trusses and