serve vehicles of all types. The proposal was abandoned in the 1960s. Part of the expressway's planned route along the former right-of-way of the New York, Westchester and Boston Railway's line to White Plains was eventually used for the Heathcote Bypass in the mid-1960s. Major intersections Related route New York State Route 125 Bypass (NY 125 Bypass), also known as the Heathcote Bypass, is a bypass of a section of NY 125 along Weaver Street, Palmer Avenue, and Secor Road. The bypass was built on the roadbed of the former New York, Westchester and Boston Railway. The road travels below grade, passing Wilmont, Heathcote, and Mamaroneck roads. The road's terminals are at stoplight-controlled intersections with slip ramps for the southbound lanes, which allow complete southbound travel through the bypass without stopping. The route is co-designated, but not signed, as County Route 143. See also List of county routes in Westchester County, New York References External links 125 Mamaroneck, New York Transportation in New Rochelle, New York Transportation in Westchester County, New York