Crane & Lifting Devices

Mechanical advantage systems using levers, pulleys, and winches for heavy construction.

Core metadata

ID: crane_lifting_devices
Era: Classical
First known date: -550 (century)
Region: Archaic Greece
Review status: source_checked
Maturity: N/A

Prerequisites

Dependents

Fields

None.

Node sources

Rise of the Greek Crane (Archaeology Magazine, 2019, review) • Supports: node

Prerequisite edge evidence

Edge/source evidence summary:

Prerequisite edges: 6
Average edge confidence: 70%
Prerequisite sources: 6
expert_inference: 6

Prerequisite	Type	Confidence	Evidence level	Note	Sources
Classical Monumental Construction (construction)	enabling	68%	expert_inference	Construction provides a capability that enables this technology without being the only possible path.	Overview: Greek Temples (Reed College Greek and Latin Archaeological Museum, 2026, museum) • Supports: edge
Wheel and Axle (wheel_and_axle)	enabling	68%	expert_inference	Wheel and Axle provides a capability that enables this technology without being the only possible path.	Wheel (Encyclopaedia Britannica, 2026, textbook) • Supports: edge
Basic Woodworking (woodworking_basic)	historical_predecessor	75%	expert_inference	Basic Woodworking is an earlier historical predecessor or foundation, not a one-to-one engineering dependency.	The wooden artifacts from Schöningen's Spear Horizon and their place in human evolution (Proceedings of the National Academy of Sciences, 2024, primary_paper) • Supports: edge
Iron Working (iron_working)	enabling	68%	expert_inference	Iron Working provides a capability that enables this technology without being the only possible path.	5,000 years old Egyptian iron beads made from hammered meteoritic iron (Journal of Archaeological Science, 2013, primary_paper) • Supports: edge
Basic Rope Making (basic_rope_making)	historical_predecessor	75%	expert_inference	Basic Rope Making is an earlier historical predecessor or foundation, not a one-to-one engineering dependency.	Direct evidence of Neanderthal fibre technology and its cognitive and behavioral implications (Scientific Reports, 2020, primary_paper) • Supports: edge
Classical Simple Machines and Hoisting Aids (levers_pulleys_ramps)	enabling	68%	expert_inference	Levers, Pulleys, and Ramps provides a capability that enables this technology without being the only possible path.	Simple Machine (Encyclopaedia Britannica, 2026, textbook) • Supports: edge

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