A similar thing may have occurred here as the vehicle had not yet moved.
Doubt it, harry,
AFAIK the rule in the UK (and I paraphrase) is that you should be below the limit when reporting for duty for an aviation related function...so at any point at or after "report" if found above the limit you will be in p***, e.g during briefing, on the bus to the aircraft, doing the walkround...etc.
deefer
an extremely unsatisfactory situation for the pilot especially
Agreed.