7714 leaving Bridgenorth on the @SevernValleyRailway A Collett 5700 class GWR pannier tank, 7714 is currently owned by the SVR Pannier Tank Fund. The 5700 class was designed by Charles Collett for the GWR in the late 1920s to replace an ageing fleet of Victorian engines. Collett’s versatile design was highly successful and more 5700 pannier tanks were built than any other GWR engine; 863 locomotives were out-shopped between 1929 and 1950, of which only 16 survive. Designed primarily for light go