ANN ARBOR, Mich. (AP) — A Kansas-based company says it has a deal to buy the short line Michigan rail company Ann Arbor Railroad Inc.

Pittsburg, Kan.-based Watco Companies LLC says the deal awaits approval from the Surface Transportation Board, which is expected in late January or early February.

The Ann Arbor Railroad serves southeastern Michigan and the Toledo, Ohio, areas, mainly shipping auto and other manufacturing goods. It operates 50 miles of track between Ann Arbor and Toledo and has Toledo-area terminals serving General Motors Co., Chrysler and Ford Motor Co.