The Government Says

A1 sliproad at dishforth, north yorkshire to close for two weeks

Closure to allow major drainage work for A1 upgrade scheme.

http://nds.coi.gov.uk/detail.aspx?NewsAreaId=2&ReleaseID=407108&SubjectId=2

seen at 11:45, 29 September in Public Health Observatories of England News - national.