sentences:  Cars would be sent crashing into barriers to see the effectiveness of the new barriers.Meanwhile, in October 1959, the state of New York announced that the Cross Westchester Expressway would be finished possibly eight months earlier than expected, with a slated completion date of December 1, 1960, although the contract for the Elmsford section would allow it to go until April 1961.However, in May 1960, the stretch of the Cross Westchester Expressway was announced to open between the Greenburgh–White Plains line and the New England Thruway in Rye in July.