Corduff Bog Trackway C (Corduff–Eglish Late Bronze Age Causeway)
Corduff Trackway C · Eglish Bog Causeway · Monaghan Bog Track 3
Late Bronze Age (Roscommon horizon)·Irish dryland-bog community·🇮🇪 County Monaghan, Eglish townland, Corduff Bog E margin Co. Monaghan–Lough Egish, Ireland
About
About Corduff Bog Trackway C (Corduff–Eglish Late Bronze Age Causeway)
Late Bronze Age plank causeway (82 m asl) on eastern margin of Corduff (Eglish) raised bog, County Monaghan, Ireland—third trackway in Corduff cluster (A 1981: brushwood, B 1994: hurdle). 8 m intervals, pegged with hazel rods; excavated 2008 by UCD Irish Archaeological Wetland Unit. Dropped between drumlin pasture island and bog esker crossing, aligned to Eglish rath. Pollen shows track laid across Eriophorum fen before Sphagnum raised bog inception—fen-to-bog hydroseral transition dated by stratigraphy (fen peat 1120 BCE).
5 m of track).
Why it mattersFen-to-raised-bog hydroseral transition capture; third Corduff typology (plank vs brush/hurdle).
Open questions
Mysteries & theories
Mysteries
- 01Causeway vs boardwalk function at fen stage
Theories
- 01Eriophorum vs Sphagnum dating cross-check
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- c.1148-1120 BCE (dendro)
- Period
- Late Bronze Age (Roscommon horizon)
- Culture
- Irish dryland-bog community
- Builders
- Monaghan fen-edge farmers
- Purpose
- Drumlin pasture–esker causeway across fen before raised bog; seasonal drove route to Eglish rath
- Abandoned
- c.1100 BCE (buried by raised bog)
- Rediscovered
- 2008 Corduff C UCD IAWU excavation
- Excavation
- Excavated
2008
UCD IAWU excavates 82 m oak plank Track C 1.4 m wide dendro 1148 BCE
On the ground
Structures & features
54.0800° N · 6.8200° E · 82 m · 2 mapped features
Corduff Track C Plank Run (42 m)
trackwayCentral 42-m longitudinal oak plank run 2.2-3.1 m boards on sleepers
54.0810° N · 6.8190° ECorduff Fen Peat Contact
stratigraphyBasal fen peat 1120 BCE under Sphagnum raise sealing track
54.0790° N · 6.8210° E
Gallery