Atlas of Hillforts of Britain and Ireland

WA1505 Rhiwderin Camp, Monmouthshire

LiDAR 1m DTM Hillshade

LiDAR 1m DTM Hillshade

Satellite Imagery

Satellite Imagery

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HER:  Glamorgan Gwent 00039g (None)

NMR:  ST 28 NE 1 (94880)

SM:  MM066

NGR:  ST26408773

X:  326400  Y:  187730  (OSGB36)

Summary

Small contour hillfort located on a low isolated knoll of c. 80m (NE-SW) by 60m immediately above the Ebbw River to NE. Moderate surrounding slopes. Natural scarp appears to have been embanked but little can now be seen except for inner scarp rising to c. 0.3m on S. No visible ditch. Improved pasture. Almost destroyed. On 1st Ed. OS map (1883) where circuit showed well. Minimal investigations, undated.

Status

Citizen Science:  ✗

Reliability of Data:  Confirmed

Reliability of Interpretation:  Confirmed

Location

X:  -341048  Y:  6725174  (EPSG: 3857)

Longitude:  -3.063683932343395  Latitude:  51.58355584775178  (EPSG:4326)

Country:  Wales

Current County or Unitary Authority:  Newport

Historic County:  Monmouthshire

Current Parish/Community/Council/Townland:  Graig

Monument Condition

Almost destroyed. Surrounded by development except the NW and rising ground.

Condition:
Extant   ✓
Cropmark   ✗
Likely Destroyed   ✓

Land Use

Improved pasture and hedge line.

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

Small contour hillfort located on a low isolated knoll immediately above the Ebbw River to NE. Moderate surrounding slopes.

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:  Small hillock

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

Altitude:  60.0m

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

On 1st Ed. OS map (1883). GGAT Prehistoric defended enclosures in Glamorgan survey 2005.

Investigations:
1st Identified Map Depiction (1883):   OS map.
Other (2005):   GGAT Prehistoric defended enclosures in Glamorgan survey.

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

Cannot be determined.

Total Number of Breaks Through Ramparts:  
0:   None

Number of Possible Original Entrances:  
2:   None

Guard Chambers:  ✗

Chevaux de Frise:  ✗

Entrances:No related records

Enclosing Works

Natural scarp appears to have been embanked but little can now be seen except fpr inner scarp risies to c. 0.3m on S. No visible ditch.

Enclosed Area:
Area 1:   0.38ha.
Total:   0.38ha.

Total Footprint Area:  Noneha.

Ramparts

None

Multi-period Enclosure System:
✗   Estimate from 1902 Six inch.

Ramparts Form a Continuous Circuit:
✗   Estimated quadrants

Number of Ramparts:  
NE Quadrant:   0
SE Quadrant:   1
SW Quadrant:   1
NW Quadrant:   0
Total:   1

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:
✗   No visible ditch

Number of Ditches:  0

Annex:
✗   None

References

Savory, H.N. 1950. List of Hill-forts and other earthworks in Wales. II Monmouthshire, Bull Board Celtic Stud, 13, 235.



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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