The M4 starts six miles west of central London where the A4 merges into the M4 on a raised flyover. (The A4 continues in its own right below the flyover.)
Junction 1 (restricted access): A205 South Circular, A406 North Circular, A315 Chiswick, A4.
... and was a notary of Gothic kings in Italy. At the time of Justinian, he was a Christian and possibly bishop of Croton. In approximately 580, he wrote "De origine ...