With the arrival of the 66's the Calvert - Bath/Bristol Binliiner service was one of the classes first rostered workings, but on 24/11/99 66004 fialed at Westerleigh, substitute power for 4C13 on 25/11/99 was Heavyweight 37/8 37892 'Ripple Lane' whhich is seen heading towards Bath as it leaves Box Middle Hill Tunnel. ©John Chalcraft/www.railphotoprints.co.uk