| Lion Rock Tunnel | 2014 | 2015 |
| Breakdowns | 231 | 139 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 52 | 42 |
| Others | 1 | 0 |
| Total | 284 | 181 |
| Aberdeen Tunnel | 2014 | 2015 |
| Breakdowns | 188 | 140 |
| Fires | 1 | 0 |
| Out of petrol | 1 | 0 |
| Flat tyres | 56 | 45 |
| Others | 0 | 0 |
| Total | 246 | 185 |
| Kai Tak Tunnel | 2014 | 2015 |
| Breakdowns | 130 | 94 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 46 | 27 |
| Others | 0 | 0 |
| Total | 176 | 121 |
| Shing Mun Tunnels | 2014 | 2015 |
| Breakdowns | 196 | 185 |
| Fires | 1 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 37 | 27 |
| Others | 0 | 0 |
| Total | 234 | 212 |
| Tseung Kwan O Tunnel | 2014 | 2015 |
| Breakdowns | 172 | 146 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 16 | 25 |
| Others | 0 | 0 |
| Total | 188 | 171 |
| Cross-Harbour Tunnel | 2014 | 2015 |
| Breakdowns | 741 | 671 |
| Fires | 0 | 0 |
| Out of petrol | 1 | 0 |
| Flat tyres | 122 | 149 |
| Others | 0 | 0 |
| Total | 864 | 820 |
| Eastern Harbour Crossing | 2014 | 2015 |
| Breakdowns | 365 | 331 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 130 | 119 |
| Others | 12 | 18 |
| Total | 507 | 468 |
| Western Harbour Crossing | 2014 | 2015 |
| Breakdowns | 127 | 143 |
| Fires | 1 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 63 | 56 |
| Others | 0 | 0 |
| Total | 191 | 199 |
| Tate's Cairn Tunnel | 2014 | 2015 |
| Breakdowns | 330 | 312 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 155 | 139 |
| Others | 1 | 2 |
| Total | 486 | 453 |
| Tai Lam Tunnel | 2014 | 2015 |
| Breakdowns | 688 | 576 |
| Fires | 1 | 4 |
| Out of petrol | 0 | 0 |
| Flat tyres | 370 | 324 |
| Others | 2 | 11 |
| Total | 1,061 | 915 |
| Cheung Tsing Tunnel | 2014 | 2015 |
| Breakdowns | 46 | 46 |
| Fires | 1 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 15 | 31 |
| Others | 0 | 0 |
| Total | 62 | 77 |
| Tsing Ma Control Area (excluding Cheung Tsing Tunnel) | 2014 | 2015 |
| Breakdowns | 621 | 473 |
| Fires | 3 | 1 |
| Out of petrol | 0 | 0 |
| Flat tyres | 218 | 174 |
| Others | 95 | 76 |
| Total | 937 | 724 |
| Discovery Bay Tunnel | 2014 | 2015 |
| Breakdowns | 7 | 15 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 0 | 0 |
| Others | 0 | 0 |
| Total | 7 | 15 |
| Eagle’s Nest’s Tunnel | 2014 | 2015 |
| Breakdowns | 24 | 42 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 19 | 17 |
| Others | 0 | 0 |
| Total | 43 | 59 |
| Sha Tin Heights Tunnel | 2014 | 2015 |
| Breakdowns | 22 | 12 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 2 | 4 |
| Others | 0 | 0 |
| Total | 24 | 16 |
| Tai Wai Tunnel | 2014 | 2015 |
| Breakdowns | 2 | 5 |
| Fires | 0 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 2 | 4 |
| Others | 0 | 0 |
| Total | 4 | 9 |
| Nam Wan Tunnel | 2014 | 2015 |
| Breakdowns | 12 | 15 |
| Fires | 1 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 5 | 8 |
| Others | 0 | 0 |
| Total | 18 | 23 |
| Tsing Sha Control Area (excluding Eagle's Nest Tunnel, Sha Tin Heights Tunnel, Tai Wai Tunnel and Nam Wan Tunnel) | 2014 | 2015 |
| Breakdowns | 349 | 326 |
| Fires | 1 | 0 |
| Out of petrol | 0 | 0 |
| Flat tyres | 138 | 202 |
| Others | 0 | 0 |
| Total | 488 | 528 |