Levers, Sledges, and Timber Slipways
Practical heavy-load moving aids: timber levers, beams, sledges, planks, and slipways used to quarry, shift, or erect large stones before wheeled transport.
Core metadata
- ID: levers_and_rollers
- Era: Ancient
- First known date: -9600 (century)
- Region: Upper Mesopotamia / Göbekli Tepe for early monumental stone-working; broader sledge and slipway analogues are later and cross-cultural
- Review status: source_checked
- Maturity: N/A
Prerequisites
Dependents
Fields
Field lanes
- Mechanical Engineering: Foundations & Measurement
Node sources
- Göbekli Tepe (UNESCO World Heritage Centre, 2018, official_agency) • Supports: node, maturity
- How did they do it? Making and moving monoliths at Göbekli Tepe (Göbekli Tepe Research Project / German Archaeological Institute, 2016, official_agency) • Supports: node, maturity, edge
- Roll Me a Great Stone: A Brief Historiography of Megalithic Construction and the Genesis of the Roller Hypothesis (Oxford Journal of Archaeology / UCL Discovery, 2018, review) • Supports: node, maturity, edge
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 2
- Average edge confidence: 71%
- Prerequisite sources: 3
- review: 2
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Basic Woodworking (woodworking_basic) | enabling | 78% | review | The scoped technology depends on shaping and deploying timber beams, wedges, sledges, planks, or slipway elements; the Göbekli Tepe project describes probable wooden beams/wedges for quarry extraction, and Harris reviews timber sledge/slipway methods as better-attested than rolling logs. |
|
| Basic Rope Making (basic_rope_making) | enabling | 64% | review | Large-stone sledge and slipway transport is normally hauled or controlled with cordage, but the exact rigging is context-dependent; this is an enabling edge rather than a hard requirement for every lever or timber beam use. |
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