Dual Contracts - IRT Lines

IRT Lines

The following lines were built under the Dual Contracts for the IRT:

• Astoria Line and Flushing Line
• Broadway – Seventh Avenue Line south of Times Square – 42nd Street, including the Brooklyn Branch
• Lexington Avenue Line north of Grand Central – 42nd Street
• Jerome Avenue Line
• Ninth Avenue Line from 155th Street to the Jerome Avenue Line
• Pelham Line
• White Plains Road Line north of 177th Street (present-day Tremont Avenue)
• Eastern Parkway Line beyond Atlantic Avenue
• Nostrand Avenue Line
• New Lots Line

The following lines were rebuilt with extra tracks:

• Ninth Avenue Line from 125th Street to 155th Street (one new track)