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Careg Fawr (Arch)

A Grade II Listed Building in Brithdir and Llanfachreth, Gwynedd

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Latitude: 52.782 / 52°46'55"N

Longitude: -3.8395 / 3°50'22"W

OS Eastings: 276029

OS Northings: 322078

OS Grid: SH760220

Mapcode National: GBR 62.XXG9

Mapcode Global: WH56H.ZBVL

Entry Name: Careg Fawr (Arch)

Listing Date: 26 May 1995

Last Amended: 26 May 1995

Grade: II

Source: Cadw

Source ID: 16024

Building Class: Gardens, Parks and Urban Spaces

Location: Spanning an unclassified road leading S from Llanfachreth village towards the A 494; approximately 2km from Llanfachreth village.

County: Gwynedd

Community: Brithdir and Llanfachreth (Brithdir a Llanfachreth)

Community: Brithdir and Llanfachreth

Locality: Llanfachreth

Traditional County: Merionethshire

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Monolithic vernacular arch built c.1820 by Sir Robert Williames Vaughan of Nannau, Bart. as an estate feature, apparently to relieve unemployment.


Large rubble-built arch with irregular, flat slate-stone lintel (apparently carried from Harlech). Sloped buttressing to all save the inner sides of the supporting piers with plain string courses in 3 tiers, returned around the sides. Rubble finial to NW side, its complementary one missing.

Reasons for Listing

An unusual and eccentric early C19 folly in a commanding position. One of a series of picturesque Nannau estate structures.

Other nearby listed buildings

  • II Ty'n-y-Llwyn
    Located on the roadside to the SW of a lane leading from Llanfachreth village to the Careg Fawr; abo
  • II Bryn Blew
    Situated on an elevated site some 750m SE of Llanfachreth village and about 200m NE of the Careg Faw
  • II Barn at Cae'r March
    Immediately to the W of Cae'r March.
  • II* Cae'r March
    Situated in a marshy hollow approximately 1km SE of Llanfachreth village and 250m S of the Careg Faw
  • II Gallt-y-Carw
    Located approximately 1km SE of Llanfachreth village, to the W of the Careg Fawr lane; accessed via
  • II Adjoining Graveyard Walls to the NE of Bethel Chapel
    Located immediately opposite the Bethel chapel and former minister's house with its SE side facing t
  • II Former Stable Block at Bethel Chapel
    Located immediately opposite the Bethel chapel and former minister's house with its SE side facing t
  • II Bethel Chapel
    Located at the end of a short lane running SE towards the Afon y Llan opposite the church of St. Mac

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