<Tr> <Td> Saraighat Bridge </Td> <Td> Brahmaputra River </Td> <Td> 1,300 </Td> <Td> 4,300 </Td> <Td> 1962 </Td> <Td> Rail - cum - road </Td> <Td> Assam </Td> <Td> Guwahati </Td> </Tr> <Tr> <Td> Prakasam Barrage </Td> <Td> Krishna River </Td> <Td> 1,224 </Td> <Td> 4,016 </Td> <Td> 1885 </Td> <Td> Road </Td> <Td> Andhra Pradesh </Td> <Td> Vijayawada </Td> </Tr> <Tr> <Td> Elgin Bridge (Barabanki) </Td> <Td> Ghaghra River </Td> <Td> 1,126.2 </Td> <Td> 3,695 </Td> <Td> 1896 </Td> <Td> Rail </Td> <Td> Uttar Pradesh </Td> <Td> Barabanki </Td> </Tr> <Tr> <Td> Ghagra Bridge (Road) </Td> <Td> Ghaghra River </Td> <Td> 1,100 </Td> <Td> 3,600 </Td> <Td>? </Td> <Td> Road </Td> <Td> Uttar Pradesh </Td> <Td> Barabanki </Td> </Tr>

Which is the largest road bridge in india