Executive handling website says 15 mins.
At a constant 76 miles per hour you can do the distance in 15 mins.
With 30 mph, 40 mph and 50 mph camera controlled speed limits 30 mins is the quickest you can legally do it.
Bing Maps quote 29 Minutes and Google maps quote 30 minutes without traffic. I won't even bother quoting what the with traffic times are
