From the usual source ('The Captain' over on 'Travel South Yorkshire' forum), the current cascade state stands as followed:
IN SERVICE
Volvo B9TL 36259/60/1/2/4 (BG12 YJR/S/T/U/W)
Volvo B7RLE 69223/8 (MX56 AEN/V)
UNDER PREP
Volvo B9TL 36257/8/63 (BG12 YJO/P/V)
Volvo B7RLE 69222/6 (MX56 AEM/T)
WITHDRAWN
Volvo B7Ls (photos below)
60886
![[Image: 17982957289_a6dbb68896_b.jpg]](https://farm8.staticflickr.com/7770/17982957289_a6dbb68896_b.jpg)
60710
![[Image: 39587171105_6655a88c90_b.jpg]](https://farm5.staticflickr.com/4603/39587171105_6655a88c90_b.jpg)
60714
![[Image: 36773659970_56e646572e_b.jpg]](https://farm5.staticflickr.com/4400/36773659970_56e646572e_b.jpg)
60730
![[Image: 40440333622_04c65a8946_b.jpg]](https://farm5.staticflickr.com/4720/40440333622_04c65a8946_b.jpg)