Buildings needed: Workshop
Pick a crafting port to map sources.
| Coal | 60 | 81 ports produce it | — | 240 | 60 | |||
| Iron Ore | 80 | 76 ports produce it | — | 4,960 | 80 |
Pooled across the plan, rounded up to whole crafts.
| Inputs (total) | |||||||
|---|---|---|---|---|---|---|---|
| 1 | Iron Knees | 1 | 1 | 80× Iron Ore, 60× Coal | Workshop | 10 |