How

So hopw long does a One barnet procurement take to assess? If you are Barnet Council there are two answers.

If you are part of the One Barnet team and you are employing a contractor to assess the relevant information it takes eight to ten weeks as a full time job.  They have just appointed a contractor for ten weeks according to their website

http://barnet.moderngov.co.uk/documents/s6573/1861%20-%20Appointment%20of%20Evaluator%20for%20DRS%20Procure.pdf

Apoointment of Evaluator for DRS Procurement

If you are a councillor on a scrutiny commitee, according to the Leader of the Council, Richard Cornelius a few hours of "giuided reading" of the 8,000 page contract is ample.
You can hear him defend this by clicking this link and advancing to 1.04.10

http://www.bbc.co.uk/iplayer/episode/p010grlf/Drivetime_with_Eddie_Nestor_Councillor_Richard_Cornelius_and_prisoner_votes/

"You can bet your bottom dollar that if this plan works, you will see this in a council near you"