Smart Motorway gantry sign
A gantry structure spanning the motorway with electronic signals, blue signs showing a "tiger tail lane drop" where the left lane exits, the right hand two lanes continue ahead and the second lane from the left can go in either direction, and the following text.
Exit destinations: M23 Brighton, Gatwick [Airport symbol]; Croydon .
Forward destinations: (M11), Maidstone (M20); Dartford Crossing, Westerham M25 .
Junction number: 7.
Change Route: M23 Croydon & Gatwick
Exit here for the delights of rural Sussex, the buzz of Brighton and holidays from Gatwick airport.
And Croydon too. You can go to Croydon if you want.