Both CSX Transportation and Amtrak mainlines run through the county. After WW2, Japanese railroads favored multiple unit type trains, even on its mainlines. Many of the mainlines were operated by the Belgian State Railways. Two railroad mainlines pass through Havre de Grace. Most of these concern the revitalization and modernization projects of the mainlines in Luzon. More experienced regional carrier pilots moved to higher paying mainlines. TRA operated single-track sections on busy mainlines until 1998. Taipei is Taiwan's capital and ultimate destination for TRA's mainlines. It included both the Underground and mainlines. By 1927 a series of bridge renewals had taken place on the Great Western mainlines. The IRT therefore named their services for these mainlines rather than their branches. Points on mainlines in Western Australia are not equipped with leading position light signalling. Three mainlines form a complete circle around the island. Many more examples can still be seen in action today on the mainlines.