MIME type: image/jpeg) [ edit ] Summary Description English: Arriva Shires & Essex bus 5447 (reg. W447 XKX), a 2000 Dennis Trident 2 double-decker with Alexander ALX400 bodywork, pictured on Mill Bridge in Hertford , Hertfordshire . Date 28 March 2011 ( 2011-03-28 ) Source Crop of File:Mill Bridge, Hertford -