§ 343-l. Portion of the state highway system to be designated as the "Don and Tony DeMatteo Parkway". All that portion of the state highway system in the city of Yonkers constituting the Cross County Parkway beginning at the intersection of the Cross County Parkway and the Saw Mill River Parkway in Yonkers and continuing easterly along the Cross County Parkway to the eastern boundary line of Yonkers shall be designated and known as the "Don and Tony DeMatteo Parkway".