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Chaff mill and carthouse at Cwmannog

A Grade II Listed Building in Trefriw, Conwy

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Latitude: 53.1514 / 53°9'4"N

Longitude: -3.8378 / 3°50'16"W

OS Eastings: 277196

OS Northings: 363159

OS Grid: SH771631

Mapcode National: GBR 62.5J72

Mapcode Global: WH65X.01RX

Plus Code: 9C5R5526+GV

Entry Name: Chaff mill and carthouse at Cwmannog

Listing Date: 30 May 1996

Last Amended: 30 May 1996

Grade: II

Source: Cadw

Source ID: 16934

Building Class: Industrial

Location: Located on the roadside 50m SW of Cwmannog farmhouse and set against a hill-slope to the rear.

County: Conwy

Town: Trefriw

Community: Trefriw

Community: Trefriw

Locality: Cwmannog

Traditional County: Caernarfonshire

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Late C18 or early C19 chaff mill and carthouse building. Of two adjoining sections, the 2-storey chaff mill, to the L, of rubble construction with old slated roof. The single-storey carthouse section is flush with this, though the roof is slightly stepped down; construction as before with small slates to roof and a boulder plinth. The mill section has a single square window opening to the centre with 2 similar windows flanking above, beneath the eaves; pegged wooden frames and internal boarded shutters. To the L a large, later C19 rubble buttress. Large overshot waterwheel to L gable end, of iron and timber construction. Central upper entrance with catslide dormer roof to rear; boarded door. Plain entrance to L on road-facing face of carthouse; large, plain cart entrance to R gable end.


2-bay roof to mill section with crude collar truss. Late C19/early C20 chaff cutter by Bamford in situ on upper floor operated by both mill wheel and manually.

Reasons for Listing

Included for group value with other listed items at Cwmannog.

Recommended Books

Other nearby listed buildings

  • II Barn to the W of Cwmannog
    Located immediately W of the farmhouse and sited with its NW gable into the slope of the hill.
  • II Cwmannog Farmhouse AKA Gymmannog
    Located 1.5 km W of Trefriw immediately to the N of the Trefriw-Llyn Geirionydd road, where it bridges the Afon Crafnant; set against the slope of a hill facing a random-cobbled enclosure.
  • II Pont -y- Pandy
    Spanning the Afon Crafnant immediately above the Fairy Falls at the western extremity of the town.
  • II Bron Edda
    Located at the SE edge of the town on a hillside, backing onto the Coed y Wern; at the end of a short lane leading S from the Pont-y-Pandy.
  • II The Old Rectory
    Located towards the SE edge of the town; occupying a commanding hillside position S of the Afon Crafnant, close to the old Trefriw woollen mills.
  • II Peniel Welsh Presbyterian Chapel
    Strikingly located in the centre of the town, set against the hillside above and to the SW of the parish church; raised up on a revetted and railed terrace with simple gates and gatepiers.
  • II Plas Coch
    On the street line in the town centre, just S of Llys Llewelyn and opposite the Trefriw Hall; set back slightly behind a low wall with simple C19 gates and iron railings.
  • II Llys Llewelyn
    Prominently sited in the town centre just S of the church of St. Mary; set back slightly from the road behind a low garden wall with simple spear-headed gates and railings.

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