Third Avenue is an important two-way avenue in Brooklyn, stretching from Flatbush Avenue in Downtown Brooklyn

Downtown Brooklyn

Downtown Brooklyn is the third largest central business district in New York City , and is located in the northwestern section of the borough of Brooklyn...

 to the foot of the Verrazano Narrows Bridge at Shore Road in Bay Ridge

Bay Ridge, Brooklyn

Bay Ridge is a neighborhood in the southwest corner of the New York City borough of Brooklyn, USA. It is bounded by Sunset Park on the north, Seventh Avenue and Dyker Heights on the east, The Narrows Strait, which partially houses the Belt Parkway, on the west and 86th Street and Fort Hamilton on...

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Route description

Upon leaving Downtown Brooklyn, 3rd Avenue provides two lanes through the mixed-use area. A one-way, southbound buffered bike lane stretches from Dean Street

Dean Street

Dean Street is a street in Soho, London, England, running between Oxford Street to the north and Shaftesbury Avenue to the south.-Historical figures:The street has a rich history. In 1764 a young Mozart gave a recital at 21 Dean Street...

 to 15th Street. At 3rd Street, the northbound side gains one more lane till 15th Street where the bike lane is replaced by a second lane for southbound traffic. At Prospect Avenue, 3rd Avenue runs directly under the Brooklyn Queens Expressway, Gowanus Expressway and Prospect Expressway interchange and becomes a six-lane arterial boulevard running under the Gowanus Expressway viaduct. Just south of 54th Street, 3rd Avenue grows to ten-lanes, with six express lanes and four local lanes. The center six-lanes curve westbound and follow the Gowanus Expressway while the local lanes turn into two-lanes after 64th Street and retain this characteristic until the road ends at Shore Road.