Tail Seal Assembly
AssemblyElastomer and metal ring system at shield rear that prevents slurry escape during segment installation. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Tail Seal Assembly
3 top-level lines as of r157697| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Tail Brush (Wiper) | slurry-tbm-tail-brush | 1× | 1 | · | part |
| 2 | O-Ring Set | oring-set | 3× | 3 | · | part |
| 3 | Backup Ring Seals | slurry-tbm-backup-rings | 1× | 1 | · | part |