Underground Delays
Area - signal to Line - Piccadilly - Records
| Line | Date | Time | Delay | Acc Delay | Station | Cause | Area | Equip | H/E | |
| #1 | Piccadilly | 5-Mar-96 | 0853 | 6 | 30 | South Harrow | signal failure | signal | ||
| #2 | Piccadilly | 8-Mar-96 | 1321 | 7 | 15 | Holloway Road | signal failure | signal | ||
| #3 | Piccadilly | 9-Mar-96 | 2100 | 20 | 30 | Oakwood | signal failure | signal | ||
| #4 | Piccadilly | 13-Mar-96 | 1120 | 10 | 20 | Arnos Grove | wrong signal given | signal | yes | |
| #5 | Piccadilly | 14-Mar-96 | 1616 | 12 | 30 | Arnos | loss of computer control | signal | computer | |
| #6 | Piccadilly | 25-Mar-96 | 0559 | 19 | 25 | Arnos Grove | signal operators error | signal | yes | |
| #7 | Piccadilly | 25-Mar-96 | 1716 | 139 | Arnos Grove | combination of stalled strain and signal error | train signal | |||
| #8 | Piccadilly | 26-Mar-96 | 0958 | 15 | 25 | Wood Green | computer control failure | signal | computer | |