Tseung Kwan O line the morning peak period, the Tseung Kwan O line uses 15 trains to maintain a frequency of 2.5 minutes betweem Tsemg Kwan O and North Point. The Tseung Kwan O line is the first MTR line with no tracks on viaducts. It was the only line with tracks completely in tunnels until the completion of LOHAS Park station, near which there are two short sections that are not in tunnels. The stations of Yau Tong, Po Lam and LOHAS Park are at ground level, but are completely shielded to minimise noise to the surrounding development. The rest of the line
B & O Railroad Viaduct B & O Railroad Viaduct B & O Railroad Viaduct is a registered historic structure in Bellaire, Ohio, listed in the National Register on June 22, 1976. The B&O Railroad's first bridge across the Ohio River, built in 1857, served a rail line through Parkersburg, West Virginia. But the growing center of Chicago, Illinois, made a span between Benwood, West Virginia, and Bellaire more desirable. In 1865, the B&O obtained the Central Ohio Railroad and later the Sandusky, Mansfield & Newark Railroad. These acquisitions linked Bellaire to the port of Sandusky on the shore of Lake Erie, and thence to