The Marembá Railway Tunnel, belongs to Vitória a Minas Railroad (EFVM) located in Caetés (MG) between the km 42+620,00 (Costa Lacerda tunnel entrance) and km 44+732,84 (Capitão Eduardo tunnel entrance), the tunnel has an extension approximately of 2,1 km, while the railway in its total has 664km and your trains can reach 70 km/h.

CJC developed the enhanced recovery project to NATM tunnel in this railway, indicating solutions to the reinforcement project improvement and its interventions.

Sources:http://www.vale.com/brasil/PT/business/logistics/railways/Passenger-Train-Vitoria-Minas/Paginas/default.aspx ; http://viatrolebus.com.br/2016/12/trem-de-passageiros-volta-a-operar-entre-vitoria-e-belo-horizonte/