Negin Ofogh Niayesh Administrative-Commercial Complex and five-star hotel is under construction with 319,000 square meter area in Tehran. This complex has two towers with 40 floors.
Chabahar Naval Traffic Control Tower is 60m high including an administrative building.
Midook Copper Factory is located at 142 km north-west of Sarcheshmeh Copper complex in Kerman providence to provide copper concentrate.
Uma Oya Multipurpose Project is being implemented in the southeast of Sri Lanka. Uma Oya Headrace Tunnel, which is about 15,600 meters long, is the major part of the project.
This complex with 126,000 square meters area is located in one of the most crowded areas in Tehran, includes seven underground floors, with 30-meter depth from the ground level, and four storeys over the ground level.