(02 Feb 2014, 11:11 pm)Dan wrote Thanks above! Nice to have positive comments on the photographs I upload - makes the '14 hour shifts' worth it!
Indeed they have a 'chip' or card of some sort, so the barrier opens automatically. All vehicles (including ancillary) have them. Did look like the gate found the vans harder to detect though - had to go forwards and backwards a bit.
eezypeazy (I think - forgive me if it was someone else) mentioned it a few pages ago in regards to the Toon Link B7RLEs being VOR.
Thought it was ANPR cameras? Not as successful as everyone thought at the Airport last summer, lost count of the amount of times I had to buzz them...!