Clay Pipe Drainage
Fired clay pipes and channels for moving stormwater, wastewater, and seepage away from buildings and streets.
Core metadata
- ID: clay_pipe_drainage
- Era: Ancient
- First known date: -2600 (century)
- Region: Global / multiple regions
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Fired Bricks & Early Kilns (fired_bricks_early_kilns)
- Pottery Wheel (pottery_wheel)
- Sewers and Drainage (sewers_and_drainage)
Dependents
- None.
Fields
- None.
Node sources
- Sewerage System (Encyclopaedia Britannica, 2026, textbook) • Supports: edge, node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 3
- Average edge confidence: 70%
- Prerequisite sources: 2
- expert_inference: 3
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Fired Bricks & Early Kilns (fired_bricks_early_kilns) | historical_predecessor | 75% | expert_inference | Fired Bricks & Early Kilns is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. | No sources recorded. |
| Sewers and Drainage (sewers_and_drainage) | enabling | 68% | expert_inference | Sewers and Drainage provides a capability that enables this technology without being the only possible path. |
|
| Pottery Wheel (pottery_wheel) | enabling | 68% | expert_inference | Pottery Wheel provides a capability that enables this technology without being the only possible path. |
|
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