Photo courtesy Trevi S.p.A. For the trial, the Trevi team chose a site containing calcareous marl. Related Links: Foundation Flaws Make Wolf Creek Dam a High-Risk Priority Tiger SC-200 Hydromill Specs By excavating a slurry-trench panel 100 meters deeper than ever before, an Italian contractor hopes to grab a bigger share of the market for repairing leaking dam foundations. Trevi S.p.A. engineers claim the 250-m-deep trial wall, recently excavated near the company's Cesena, Italy, headquarters, sets the stage for the potential increased use of deep remedial cutoffs at troubled reservoirs.Trevi's aim for the trial on its new Soilmec Tiger SC-200
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.