A Robbins 4.6m (15.1ft) diameter crossover machine holed through in the Andes Mountains of Chile in the last quarter of 2021. The XRE TBM bored a 3.3km (2.1-mile) long tunnel for Chile’s Los Condores Hydroelectric Power Project (HEPP) and project owner Enel.
Despite challenging mixed ground and fault zones, a Robbins TBM achieved advance rates of up to 605.8m in one month on the Los Condores Hydroelectric Power Project in Chile
A dedicated team, including three Robbins Field Service personnel, guided the machine to breakthrough in conditions including tuff, sandstone, breccia, and conglomerate with sections of high-pressure water...
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