<Tr> <Td> Kosciuszko Bridge </Td> <Td> 1939 </Td> <Td> 1,835 </Td> <Td> 6,020 </Td> <Td> 6 lanes of I ‐ 278 </Td> <Td> Replacement in construction </Td> </Tr> <Tr> <Td> Pulaski Bridge </Td> <Td> 1954 </Td> <Td> 860 </Td> <Td> 2,820 </Td> <Td> 6 lanes of McGuinness Boulevard </Td> <Td> Drawbridge </Td> </Tr> <Tr> <Td> J.J. Byrne Memorial Bridge </Td> <Td> </Td> <Td> 55 </Td> <Td> 180 </Td> <Td> 4 lanes of Greenpoint Avenue </Td> <Td> a.k.a. Greenpoint Avenue Bridge Drawbridge </Td> </Tr> <Tr> <Td> Grand Street Bridge </Td> <Td> 1903 </Td> <Td> 69.2 </Td> <Td> 227 </Td> <Td> 1 lane of Grand Avenue </Td> <Td> Swing bridge; one - lane bridge </Td> </Tr>

How many bridges are there in new york city