Underground Delays
Area - track to Line - Northern - Records
| Line | Date | Time | Delay | Station | Cause | Area | |
| #1 | Northern | 3-Mar-96 | 0717 | 71 | Kennington | major track power failure | power track |
| #2 | Northern | 17-Mar-96 | 1102 | 210 | Kennington | track power supply failure | power track |
| #3 | Northern | 22-Mar-96 | 1410 | 80 | Tooting Bec | track failure | track |
| #4 | Northern | 24-Mar-96 | 1106 | 29 | Golders Green | signal and points failure | signal track |
| #5 | Northern | 25-Mar-96 | 0627 | 153 | Tooting Bec | track and current supply problems | track power |