The 59-metre-high dam occupies a 600-acre site.
Project seeks to ease shortage of houses for military officers.
Beijing has cut financing for Belt and Road Initiative projects.
The Lanet military airstrip will be converted into a civilian airport.
Chinese firm CJIC was awarded the contract mid last year.
Likoni Cable Express to be built under a public-private partnership.
The crews are on the ground mobilising resources and machinery.
The gigantic bridge is located south of the Sea of Marmara in Turkey.
The railway will link the Red Sea and Mediterranean coasts.
The project aims to ease traffic jam on the two roads.