Atlas of Hillforts of Britain and Ireland

WA1346 Trefnanney Gaer, Montgomeryshire

LiDAR 1m DTM Hillshade

LiDAR 1m DTM Hillshade

Satellite Imagery

Satellite Imagery

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HER:  Clwyd Powys 90 (None)

NMR:  SJ 21 NW 4 (306989)

SM:  None

NGR:  SJ2035515530

X:  320355  Y:  315530  (OSGB36)

Summary

Partial contour hillfort located on W end of ENE-WSW low ridge of Gaer Bank above headwaters of Holywell Brook to S, flowing into River Severn on NE near Meifod. Moderate to steep surrounding slopes, less along ridge to NE. Roughly oval in shape measures c. 96m E-W by 58m, with internal area c. 0.56ha. Defined by two ploughed-down banks to 1m high with medial ditch. Possible third bank and ditch each side of causewayed NE entrance. On 1st Ed. OS map (1886). Minimal investigations, undated.

Status

Citizen Science:  ✗

Reliability of Data:  Confirmed

Reliability of Interpretation:  Confirmed

Location

X:  -354100  Y:  6933486  (EPSG: 3857)

Longitude:  -3.1809325840124614  Latitude:  52.731498524926494  (EPSG:4326)

Country:  Wales

Current County or Unitary Authority:  Powys

Historic County:  Montgomeryshire

Current Parish/Community/Council/Townland:  Meifod

Monument Condition

Banks ploughed down to 1m high.

Condition:
Extant   ✓
Cropmark   ✗
Likely Destroyed   ✗

Land Use

Rough grazing.

Current Use:
Woodland   ✗
Commercial Forestry Plantation   ✗
Parkland   ✗
Pasture (Grazing)   ✓
Arable   ✗
Scrub/Bracken   ✗
Bare Outcrop   ✗
Heather/Moorland   ✗
Heath   ✗
Built-up   ✗
Coastal Grassland   ✗
Other   ✗

Landscape

Hillfort Type

Partial contour hillfort located on W end of ENE-WSW low ridge of Gaer Bank above headwaters of Holywell Brook to S, flowing into River Severn on NE. Moderate to steep surrounding slopes, less along ridge to NE.

Type:
Contour Fort   ✗
Partial Contour Fort   ✓
Promontory Fort   ✗
Hillslope Fort   ✗
Level Terrain Fort   ✗
Marsh Fort   ✗
Multiple Enclosure Fort   ✗

Topographic Position

Position:
Hilltop   ✗
Coastal Promontory   ✗
Inland Promontory   ✗
Valley Bottom   ✗
Knoll/Hillock/Outcrop   ✗
Ridge   ✓
Cliff/Plateau-edge/Scarp   ✗
Hillslope   ✗
Lowland   ✗
Spur   ✗

Dominant Topographic Feature:  Ridge

Aspect:
North   ✗
Northeast   ✗
East   ✗
Southeast   ✗
South   ✗
Southwest   ✓
West   ✗
Northwest   ✗
Level   ✗

Altitude:  122.0m

Boundary

N/A


Dating Evidence

None.

Reliability:  D - None

Principal Activity:
Pre 1200BC   ✗
1200BC - 800BC   ✗
800BC - 400BC   ✗
400BC - AD50   ✗
AD50 - AD400   ✗
AD400 - AD 800   ✗
Post AD800   ✗
Unknown   ✓

Other Activity:
Pre Hillfort:   None
Post Hillfort:   None

Evidence:No related records

Investigation History

CPAT Iron Age and Romano-British Settlement in the Upper Severn Valley research project 1988. On 1st Ed. OS map (1886). CPAT Montgomeryshire Small enclosures project 1990-97.

Investigations:
1st Identified Map Depiction (1886):   OS map.
Other (1988):   CPAT Iron Age and Romano-British Settlement in the Upper Severn Valley research project.
Other (None):   CPAT Montgomeryshire Small enclosures project.

Interior Features

None.

Water Source

None

Source:
None   ✓
Spring   ✗
Stream   ✗
Pool   ✗
Flush   ✗
Well   ✗
Other   ✗

Surface

None

Interior Features (Surface):
No Known Features   ✓
Round Stone Structures   ✗
Rectangular Stone Structures   ✗
Curvilinear Platforms   ✗
Other Roundhouse Evidence   ✗
Pits   ✗
Quarry Hollows   ✗
Other   ✗

Excavation

None

Interior Features (Excavation):
No Known Excavation   ✓
Pits   ✗
Postholes   ✗
Roundhouses   ✗
Rectangular Structures   ✗
Roads/Tracks   ✗
Quarry Hollows   ✗
Other   ✗
Nothing Found   ✗

Geophysics

None

Interior Features (Geophysics):
No Known Geophysics   ✓
Pits   ✗
Roundhouses   ✗
Rectangular Structures   ✗
Roads/Tracks   ✗
Quarry Hollows   ✗
Other   ✗
Nothing Found   ✗

Finds

None

Interior (Finds):
No Known Finds   ✓
Pottery   ✗
Metal   ✗
Metalworking   ✗
Human Bones   ✗
Animal Bones   ✗
Lithics   ✗
Environmental   ✗
Other   ✗

Aerial

None

Interior Features (Aerial):
APs Not Checked   ✓
None   ✗
Roundhouses   ✗
Rectangular Structures   ✗
Pits   ✗
Postholes   ✗
Roads/Tracks   ✗
Other   ✗

Entrances

Causewayed entrance 12m wide to NE. Substantial holloway from W passes to N of fort with a spur heading to an entrance on the W side - probably modern.

Total Number of Breaks Through Ramparts:  
1:   Substantial holloway from W passes to N of fort with a spur heading to an entrance on the W side - probably modern.

Number of Possible Original Entrances:  
2:   None

Guard Chambers:  ✗

Chevaux de Frise:  ✗

Entrances:
1. Simple Gap (North east):   Causewayed entrance.

Enclosing Works

Defined by two ploughed-down banks to 1m high with medial ditch. Possible third bank and ditch each side of causewayed entrance.

Enclosed Area:
Area 1:   0.56ha.
Total:   0.56ha.

Total Footprint Area:  Noneha.

Ramparts

None

Multi-period Enclosure System:
✗   None

Ramparts Form a Continuous Circuit:
✓   Third bank on NE possible only.

Number of Ramparts:  
NE Quadrant:   3
SE Quadrant:   2
SW Quadrant:   2
NW Quadrant:   2
Total:   3

Morphology

Current Morphology:
Partial Univallate   ✗
Univallate   ✗
Partial Bivallate   ✓
Bivallate   ✗
Partial Multivallate   ✓
Multivallate   ✗
Unknown   ✗

Detailed Morphology:
Partial Univallate   ✗
Univallate   ✗
Partial Bivallate   ✗
Bivallate   ✗
Partial Multivallate   ✗
Multivallate   ✗

Surface Evidence

None

Enclosing Works (Surface):
None   ✗
Earthen Bank   ✓
Stone Wall   ✗
Rubble   ✗
Wall-walk   ✗
Evidence of Timber   ✗
Vitrification   ✗
Other Burning   ✗
Palisade   ✗
Counter Scarp Bank   ✗
Berm   ✗
Unfinished   ✗
Other   ✗

Excavated Evidence

None

Enclosing Works (Excavation):
None   ✗
Earthen Bank   ✗
Stone Wall   ✗
Murus Duplex   ✗
Timber-framed   ✗
Timber-laced   ✗
Vitrification   ✗
Other Burning   ✗
Palisade   ✗
Counter Scarp Bank   ✗
Berm   ✗
Unfinished   ✗
No Known Excavation   ✓
Other   ✗

Other

Gang Working:
✗   None

Ditches:
✓   Two and possibly three ditches.

Number of Ditches:  3

Annex:
✗   None

References

Royal Commission on the Ancient and Historical Monuments and Constructions in Wales and Monmouthshire, 1911. An Inventory of the Ancient Monuments in Wales and Monmouthshire, I, County of Montgomery, London: HMSO.

Silvester, R.J. and Britnell, W.J. 1993. Montgomeryshire small enclosures project. Summary Report 1993, CPAT Report No 80, Welshpool, Clwyd-Powys Archaeological Trust.

Spurgeon, C.J. 1972. Enclosures of Iron Age type in the Upper Severn Basin, In Lynch, F. and Burgess, C. (eds.) 1972, Prehistoric man in Wales and the West, Bath: Adams and Dart.



Terms of Use

This work is licensed under CC BY-SA 4.0 and should be cited as:

Lock, Gary and Ralston, Ian. 2024. Atlas of Hillforts of Britain and Ireland. Available at: https://hillforts.arch.ox.ac.uk


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