<Tr> <Th_colspan="2"> Major junctions </Th> </Tr> <Tr> <Th> West end: </Th> <Td> New Delhi </Td> </Tr> <Tr> <Th> </Th> <Td> List (show) <Ul> <Li> NH 1 in Delhi </Li> <Li> NH 8 in Delhi </Li> <Li> NH 10 in Delhi </Li> <Li> NH 24 in Delhi </Li> <Li> NH 3 in Agra </Li> <Li> NH 11 in Agra </Li> <Li> NH 93 in Agra </Li> <Li> NH 92 in Etawah </Li> <Li> NH 91A in Etawah </Li> <Li> NH 2A in Sikandra </Li> <Li> NH 25 in Kanpur </Li> <Li> NH 86 in Kanpur </Li> <Li> NH 91 in Kanpur </Li> <Li> NH - 2 in Fatehpur District </Li> <Li> NH - 28E in Fatehpur District </Li> <Li> NH 24B in Allahabad </Li> <Li> NH 27 in Allahabad </Li> <Li> NH 76 in Allahabad </Li> <Li> NH 96 in Allahabad </Li> <Li> NH 7 in Varanasi </Li> <Li> NH 29 in Varanasi </Li> <Li> NH 56 in Varanasi </Li> <Li> NH 97 in Saiyedraja </Li> <Li> NH 30 in Mohania </Li> <Li> NH 98 in Aurangabad </Li> <Li> NH 83 in Dobhi </Li> <Li> NH 31 in Barhi </Li> <Li> NH 33 in Barhi </Li> <Li> NH 100 in Bagodar </Li> <Li> NH 32 in Gobindpur </Li> <Li> NH 60 in Raniganj </Li> <Li> NH 6 in Kolkata </Li> <Li> NH 34 in Kolkata </Li> </Ul> </Td> </Tr> <Ul> <Li> NH 1 in Delhi </Li> <Li> NH 8 in Delhi </Li> <Li> NH 10 in Delhi </Li> <Li> NH 24 in Delhi </Li> <Li> NH 3 in Agra </Li> <Li> NH 11 in Agra </Li> <Li> NH 93 in Agra </Li> <Li> NH 92 in Etawah </Li> <Li> NH 91A in Etawah </Li> <Li> NH 2A in Sikandra </Li> <Li> NH 25 in Kanpur </Li> <Li> NH 86 in Kanpur </Li> <Li> NH 91 in Kanpur </Li> <Li> NH - 2 in Fatehpur District </Li> <Li> NH - 28E in Fatehpur District </Li> <Li> NH 24B in Allahabad </Li> <Li> NH 27 in Allahabad </Li> <Li> NH 76 in Allahabad </Li> <Li> NH 96 in Allahabad </Li> <Li> NH 7 in Varanasi </Li> <Li> NH 29 in Varanasi </Li> <Li> NH 56 in Varanasi </Li> <Li> NH 97 in Saiyedraja </Li> <Li> NH 30 in Mohania </Li> <Li> NH 98 in Aurangabad </Li> <Li> NH 83 in Dobhi </Li> <Li> NH 31 in Barhi </Li> <Li> NH 33 in Barhi </Li> <Li> NH 100 in Bagodar </Li> <Li> NH 32 in Gobindpur </Li> <Li> NH 60 in Raniganj </Li> <Li> NH 6 in Kolkata </Li> <Li> NH 34 in Kolkata </Li> </Ul>

When did work begin on the main highway from calcutta to delhi