Its status was downgraded to an A-road in 2000 when responsibility for trunk roads in Greater London was transferred from the Highways Agency to the Greater London Authority. Approximately halfway along the road's length a new junction was built to serve the Westfield London shopping development.
In 2000, the road designation was downgraded to an A-road when control over key roads in Greater London moved from the Highways Agency to the Greater London Authority. Approximately halfway along its length, a new junction was built for the Westfield London shopping center.