(28 Feb 2014, 8:13 pm)northtynelinks2 wrote Would 6116 and 6117 at Percy Main not allow 2 Olympians to be Withdrawn as I would say Percy Main should be at the top of the list for Olympian Withdrawls.
No, as the B9TLs replaced 4911 (1), 5250, 5253/54 and 5273 (4), 5255-60 (6) and 5331/33-38 (7) = 18 vehicles.
17 vehicles replaced 18 because they are newer vehicles and should be more reliable.