| 21. | Originally the station consisted of two island platforms with four tracks.
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| 22. | To the west of the station, lies an incomplete island platform.
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| 23. | It was proposed to construct an island platform with two tracks.
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| 24. | There are two tracks and an island platform at the station.
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| 25. | This underground station has two tracks and a center island platform.
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| 26. | Most stations have two tracks with an island platform between them.
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| 27. | In 1939 the original platform was converted to an island platform.
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| 28. | When the station opened, it consisted only of the island platform.
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| 29. | The new metro station has three tracks and two island platforms.
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| 30. | It has a single central island platform served by two tracks.
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