Steering and Alignment System
AssemblyLaser theodolite, inclinometer, and steering pads that measure and correct jacking machine position to maintain design tunnel line and grade. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Steering and Alignment System
4 top-level lines as of r126032| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Laser Total Station | pipe-jacking-machine-total-station | 1× | 1 | · | part |
| 2 | Digital Inclinometer | pipe-jacking-machine-inclinometer | 1× | 1 | · | part |
| 3 | Survey Target Reflectors | pipe-jacking-machine-target-reflectors | 1× | 1 | · | part |
| 4 | Steerable Jacking Pads | pipe-jacking-machine-steering-pads | 1× | 1 | · | part |