CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins89% CONFIDENCEOverall confidence: 89%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Happened as dated, per the source[1]: "opened on 31 August 1987 with 11 trains servicing 15 stations".The driverless Docklands Light Railway opens to passengers, giving London's redeveloping docklands a low-cost automated metro built largely on disused rail viaducts.
≈$98.7M
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