| 1 | 501 | West - 501B Queen Replacement Bus towards York | 07:07–07:38 | 8557 | observed | 62099020 |
| 2 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 07:40–08:09 | 8557 | observed | 99287020 |
| 3 | 501 | West - 501B Queen Replacement Bus towards York | 08:17–08:54 | 8557 | observed | 49497020 |
| 4 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 08:58–09:27 | 8557 | observed | 19821020 |
| 5 | 501 | West - 501B Queen Replacement Bus towards York | 09:39–10:16 | 8557 | observed | 66621020 |
| 6 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 10:18–10:51 | 8557 | observed | 49241020 |
| 7 | 501 | West - 501B Queen Replacement Bus towards York | 10:59–11:36 | 8557 | observed | 47793020 |
| 8 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 11:38–12:11 | 8557 | observed | 15973020 |
| 9 | 501 | West - 501B Queen Replacement Bus towards York | 12:19–12:56 | 8557 | observed | 37165020 |
| 10 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 12:58–13:31 | 8557 | observed | 4855020 |
| 11 | 501 | West - 501B Queen Replacement Bus towards York | 13:39–14:16 | 8557 | observed | 14394020 |
| 12 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 14:18–14:51 | 8557 | observed | 91907020 |
| 13 | 501 | West - 501B Queen Replacement Bus towards York | 14:59–15:36 | 8557 | observed | 101159020 |
| 14 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 15:38–16:15 | 8557 | observed | 21685020 |
| 15 | 501 | West - 501B Queen Replacement Bus towards York | 16:25–17:06 | 8557 | observed | 39413020 |
| 16 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 17:08–17:45 | 8557 | observed | 40158020 |
| 17 | 501 | West - 501B Queen Replacement Bus towards York | 17:56–18:37 | 8557 | observed | 34925020 |
| 18 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 18:39–19:16 | 8557 | observed | 52830020 |
| 19 | 501 | West - 501B Queen Replacement Bus towards York | 19:26–19:59 | 8557 | observed | 55228020 |
| 20 | 501 | East - 501B Queen Replacement Bus towards Kingston Rd | 20:01–20:32 | 8557 | observed | 27647020 |