| Llanwnda | 4 | Access to railway formation and bridge works | Work No. 1 (part) |
| 5 | New access track to be constructed on landowner’s own land | Work No. 1a |
| Betws Garmon | 4 | Access to railway formation | Work No. 1 (part) |
| 5 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 6 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 7 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 8 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 9 | Access for works | Work No. 1 (part) |
| 10 | Existing accommodation over bridge to be rebuilt in altered position | Work No. 1d |
| 11 | Existing accommodation over bridge to be rebuilt in altered position | Work No. 1d |
| 13 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 14 | Existing bridge to be rebuilt and access to highway used | Work No. 1 (part) |
| 15 | Existing bridge to be rebuilt and new access track to be made on landowner’s own land | Work No. 1c |
| 16 | New access track to be made on landowner’s own land | Work No. 1c |
| 17 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 18 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 19 | New access track to be made on landowner’s own land | Work No. 1e |
| 20 | New access track to be made on landowner’s own land | Work No. 1e |
| 22 | Temporary work site | Work No. 1 (part) |
| 23 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 24 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 25 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 26 | Existing bridge to be rebuilt | Work No. 1 (part) |
| 29 | Access route and drainage works | Work No. 1 (part) |
| 30 | Drainage works | Work No. 1 (part) |
| 31 | For access and bridleway diversion | Work No. 1 (part) |
| 31A | Access for bridge to be repaired | Work No. 1 (part) |
| 31B | Access for bridge to be repaired | Work No. 1 (part) |
| 31C | Access for bridge to be repaired | Work No. 1 (part) |
| 31D | Access for bridge to be repaired | Work No. 1 (part) |
| 31E | Access for bridge to be repaired | Work No. 1 (part) |
| 32 | Public footpath to be diverted | Work No. 1 (part) |
| Beddgelert | 2 | Public bridleway to be diverted | Work No. 2 (part) |
| 2A | For access | Work No. 2 (part) |
| 2B | For footpath to be created between car park and station by easement over landowner’s own land | Work No. 2 (part) |
| 15 | Construction of access track | Work No. 2a |
| 20 | Existing bridge to be rebuilt | Work No. 2 (part) |
| 21 | New access track to be created on landowner’s own land | Work No. 2b |
| 22 | Existing bridge to be rebuilt | Work No. 2 (part) |
| Llanfrothen | 2 | Existing bridge to be rebuilt | Work No. 2 (part) |
| 3 | Existing bridge to be rebuilt | Work No. 2 (part) |
| Dolbenmaen | 2 | Level crossing to be rebuilt | Level crossing No. 4 |
| Porthmadog | 3 | Occupation and public bridleway crossing to be rebuilt | Work No. 2 (part) |
| 5 | Level crossing to be rebuilt | Work No. 2 (part) |
| 6 | Pottery entrance to be reformed | Work No. 2 (part) |
| 7 | For traffic signals to be installed | Level crossing No. 5 |
| 15 | For bridge works | Work No. 3 (part) |
| 16 | For railway track, road reconstruction, traffic signals to be installed and for widening of the Cob | Level crossing No. 6 |
| 17 | For railway track, road reconstruction and traffic signals to be installed | Level crossing No. 6 |
| 18 | Station improvements on own land | Work No. 3 (part) |
| 19 | For widening of the Cob | Work No. 3 (part) |