TfL Ref: 0275-1718
Thank you for your request received by Transport for London (TfL) on 9 May 2017 asking for information about the average speed camera system on the A13 (East London).
Your request has been considered in accordance with the requirements of the Freedom of Information (FOI) Act and our information access policy.
Unfortunately we do not hold the information you have requested.
The official measured distances on the A13 will be on each calibration certificate which are held by the Metropolitan Police Service.
You may wish to contact them using the following link: https://www.met.police.uk/accessing-information/.
I am sorry we cannot assist you on this occasion.
Please see the attached information sheet for details of your right to appeal.
Yours sincerely
Sara Thomas
FOI Case Management Team
General Counsel
Transport for London