Canal Networks
Interconnected artificial waterways for irrigation, drainage, flood control, and transport across managed agricultural landscapes.
Core metadata
- ID: canal_networks
- Era: Ancient
- First known date: -3000 (century)
- Region: Global / multiple regions
- Review status: source_checked
- Maturity: established
Prerequisites
- Basic Geometry and Surveying (basic_geometry_and_surveying)
- Irrigation (irrigation)
- Labor Specialization (labor_specialization)
- Masonry (masonry)
Dependents
- Canal Lock Gates (canal_lock_gates)
- Geology (geology)
- Water Management Guilds (water_management_guilds)
Fields
Field lanes
- Transportation & Logistics: Maritime & Ports
- Civil Engineering & Built Environment: Transport Infrastructure
Node sources
- Canals and inland waterways (Encyclopaedia Britannica, 2026, textbook) • Supports: node, maturity
- Identifying the preserved network of irrigation canals in the Eridu region, southern Mesopotamia (Antiquity / Cambridge University Press, 2025, review) • Supports: node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 4
- Average edge confidence: 70%
- Prerequisite sources: 6
- expert_inference: 4
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Irrigation (irrigation) | enabling | 68% | expert_inference | Irrigation provides a capability that enables this technology without being the only possible path. |
|
| Basic Geometry and Surveying (basic_geometry_and_surveying) | historical_predecessor | 75% | expert_inference | Basic Geometry and Surveying is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
| Labor Specialization (labor_specialization) | enabling | 68% | expert_inference | Labor Specialization provides a capability that enables this technology without being the only possible path. |
|
| Masonry (masonry) | enabling | 68% | expert_inference | Masonry provides a capability that enables this technology without being the only possible path. |
|
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