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HER:  Glamorgan Gwent 00604s (None)
NMR:  ST 18 SE 3 (307793)
SM:  GM097
NGR:  ST15228276
X:  315220  Y:  182760  (OSGB36)
Small, isolated, oval, univallate hillslope fort located on a spur above the Afon Taff. Steep surrounding slopes on S, E and W sides, slightly less on N. Measures c. 60m N-S by 38m with internal area 0.2ha. Site slopes at c. 1 in 4 to SW. Bank and ditch, c. 12m wide and to 1.5m high. Bank externally revetted on upper side with large blocks. Possible counterscarp, or maybe just debris from nearby quarry. Original entrance simple gap on SE. Possible hut site, c. 7.5m diameter, in middle and possible quarry scoop in SW. Wooded with small scrub clearings. Minimal investigations, undated.
Citizen Science:  ✗
Reliability of Data:  Confirmed
Reliability of Interpretation:  Confirmed
X:  -358873  Y:  6716893  (EPSG: 3857)
Longitude:  -3.2238083909892112  Latitude:  51.53730504688936  (EPSG:4326)
Country:  Wales
Current County or Unitary Authority:  Cardiff
Historic County:  Glamorgan
Current Parish/Community/Council/Townland:  Rhiwbina
Fair condition.
| Extant   | ✓ |
| Cropmark   | ✗ |
| Likely Destroyed   | ✗ |
Wooded with small scrub clearings.
| Woodland   | ✓ |
| Commercial Forestry Plantation   | ✗ |
| Parkland   | ✗ |
| Pasture (Grazing)   | ✗ |
| Arable   | ✗ |
| Scrub/Bracken   | ✓ |
| Bare Outcrop   | ✗ |
| Heather/Moorland   | ✗ |
| Heath   | ✗ |
| Built-up   | ✗ |
| Coastal Grassland   | ✗ |
| Other   | ✗ |
Small, isolated, oval, univallate hillslope site located on a spur above the Afon Taff. Steep surrounding slopes on S, E and W sides, slightly less on N.
| Contour Fort   | ✗ |
| Partial Contour Fort   | ✗ |
| Promontory Fort   | ✗ |
| Hillslope Fort   | ✓ |
| Level Terrain Fort   | ✗ |
| Marsh Fort   | ✗ |
| Multiple Enclosure Fort   | ✗ |
| Hilltop   | ✗ |
| Coastal Promontory   | ✗ |
| Inland Promontory   | ✗ |
| Valley Bottom   | ✗ |
| Knoll/Hillock/Outcrop   | ✗ |
| Ridge   | ✗ |
| Cliff/Plateau-edge/Scarp   | ✗ |
| Hillslope   | ✓ |
| Lowland   | ✗ |
| Spur   | ✗ |
Dominant Topographic Feature:  Spur
| North   | ✗ |
| Northeast   | ✗ |
| East   | ✗ |
| Southeast   | ✗ |
| South   | ✗ |
| Southwest   | ✓ |
| West   | ✗ |
| Northwest   | ✗ |
| Level   | ✗ |
Altitude:  160.0m
N/A
None
Reliability:  D - None
| Pre 1200BC   | ✗ |
| 1200BC - 800BC   | ✗ |
| 800BC - 400BC   | ✗ |
| 400BC - AD50   | ✗ |
| AD50 - AD400   | ✗ |
| AD400 - AD 800   | ✗ |
| Post AD800   | ✗ |
| Unknown   | ✓ |
| Pre Hillfort:   | None |
| Post Hillfort:   | None |
RCAHMW investigation 1967. GGAT 63 Romano-British SE Wales Settlement Survey, 2001. GGAT Prehistoric defended enclosures in Glamorgan survey 2005.
| Other (1967):   | RCAHMW investigation. |
| Other (2001):   | GGAT survey. |
| Other (2005):   | GGAT Prehistoric defended enclosures in Glamorgan survey 2005. |
Possible hut site, c. 7.5m diameter, in middle and possible quarry scoop in SW.
Stream 0.25km outside fort.
| None   | ✓ |
| Spring   | ✗ |
| Stream   | ✗ |
| Pool   | ✗ |
| Flush   | ✗ |
| Well   | ✗ |
| Other   | ✗ |
Possible hut site, c. 7.5m diameter, in middle and possible quarry scoop in SW.
| No Known Features   | ✗ |
| Round Stone Structures   | ✗ |
| Rectangular Stone Structures   | ✗ |
| Curvilinear Platforms   | ✗ |
| Other Roundhouse Evidence   | ✓ |
| Pits   | ✗ |
| Quarry Hollows   | ✓ |
| Other   | ✗ |
None
| No Known Excavation   | ✓ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Geophysics   | ✓ |
| Pits   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Finds   | ✓ |
| Pottery   | ✗ |
| Metal   | ✗ |
| Metalworking   | ✗ |
| Human Bones   | ✗ |
| Animal Bones   | ✗ |
| Lithics   | ✗ |
| Environmental   | ✗ |
| Other   | ✗ |
None
| APs Not Checked   | ✓ |
| None   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roads/Tracks   | ✗ |
| Other   | ✗ |
Original entrance simple gap on SE.
| 1:   | None |
| 2:   | None |
Guard Chambers:  ✗
Chevaux de Frise:  ✗
| 1. Simple Gap (South east):   | None |
Bank and ditch, c. 12m wide and to 1.5m high. Bank externally revetted on upper side with large blocks. Possible counterscarp, or maybe just debris from nearby quarry.
| Area 1:   | 0.2ha. |
| Total:   | 0.2ha. |
Total Footprint Area:  Noneha.
None
| ✗   | None |
| ✓   | None |
| NE Quadrant:   | 1 |
| SE Quadrant:   | 1 |
| SW Quadrant:   | 1 |
| NW Quadrant:   | 1 |
| Total:   | 1 |
| Partial Univallate   | ✗ |
| Univallate   | ✓ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
| Unknown   | ✗ |
| Partial Univallate   | ✗ |
| Univallate   | ✗ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
Bank externally revetted on upper side with large blocks. Possible counterscarp, or maybe just debris from nearby quarry.
| None   | ✗ |
| Earthen Bank   | ✗ |
| Stone Wall   | ✓ |
| Rubble   | ✗ |
| Wall-walk   | ✗ |
| Evidence of Timber   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✓ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| Other   | ✗ |
None
| None   | ✗ |
| Earthen Bank   | ✗ |
| Stone Wall   | ✗ |
| Murus Duplex   | ✗ |
| Timber-framed   | ✗ |
| Timber-laced   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✗ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| No Known Excavation   | ✓ |
| Other   | ✗ |
| ✗   | None |
| ✓   | None |
Number of Ditches:  1
| ✗   | None |
Gerrard, C., Wiggins, H., and Evans, E. 2006. Prehistoric defended enclosures in Glamorgan with recommendations for fieldwork: Year 3 Report, GGAT Report No. 2006/089, Project No. GGAT78, Swansea: GGAT.
RCAHMW 1976. An inventory of the ancient monuments in Glamorgan, Vol I: Pre-Norman, Part II The Iron Age and the Roman occupation, No. 663, Cardiff: HMSO.
Savory, H.N. 1949. List of hill-forts and other earthworks in Wales, Bull Board Celtic Stud, 13, 160.
Atlas of Hillforts:
Wikidata:
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
Document Version 1.1