Four state-owned, multinational Chinese construction companies have been short-listed for a tender to construct an $80-million major cement factory in Ethiopia, at a time when China’s dominance in Africa’s construction industry is growing. The four—Sinoma International, CDI-Chengdu Cement Research Institute, Hefei Cement Research Institute and Northern Heavy Industries—now await a technical and financial evaluation of their engineering, procurement and construction tender documents for the construction of the Habesha Cement factory, which has a projected capacity of 1.2 million tones of cement per year. India’s Walchandnagar, synonymous with sugar production in Ethiopia, is the only other company that was prequalified for
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.