Changes made by M25 Motorway and the A282 Trunk Road (Junctions 30 - 31, Clockwise) (Temporary 50 Miles Per Hour Speed Restriction) 2010
S.I. 2010/1748
No changes made by M25 Motorway and the A282 Trunk Road (Junctions 30 - 31, Clockwise) (Temporary 50 Miles Per Hour Speed Restriction) 2010 are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.