During the second half of XIX century there were several plans to build railway in Ottoman Empire. Some of these plans were to be realized in the Balkans. Because Ottoman Empire did not had a technical possibilities to build this infrastructure by herself. started the negotiations with different European funds. https://www.ngetikin.com/special-pick-MVP4-Moisture-Vapor-Protection-Anti-Fracture-and-Noise-Reduction-Membrane-special-save/