Riyadh Metro yellow, green and purple lines (lines 4, 5, 6), built by FCC, officially inaugurated
READ MOREThe Riyadh Metro network, including its yellow, green and purple lines (also known as lines 4, 5 and 6) designed and built by the FAST consortium (led by FCC and with support from Samsung C&T, Alstom, Freyssinet Saudi Arabia, Atkins, Typsa and Setec), was officially inaugurated today.