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Second arch over South Wales Railway at Peniel Green

A Grade II Listed Building in Llansamlet, Swansea

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Latitude: 51.661 / 51°39'39"N

Longitude: -3.8781 / 3°52'41"W

OS Eastings: 270190

OS Northings: 197470

OS Grid: SS701974

Mapcode National: GBR GZ.PC5D

Mapcode Global: VH4K4.QJM1

Entry Name: Second arch over South Wales Railway at Peniel Green

Listing Date: 16 January 2004

Last Amended: 16 January 2004

Grade: II

Source: Cadw

Source ID: 82383

Building Class: Transport

Location: Crossing the South Wales Railway some 400m E of Llansamlet station. This arch is the second one from the NW as the railway curves S.

County: Swansea

Town: Swansea

Community: Llansamlet

Community: Llansamlet

Locality: Peniel Green

Built-Up Area: Swansea

Traditional County: Glamorgan

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One of four hump-backed flying arches built over railway line and intended to stabilise the cutting banks where slips had occured shortly after the line opened in 1850. The line was engineered by I. K. Brunel for the South Wales Railway. The arches are shown on the 1885 OS map.


One of four broad stone arches of rubble stone with cut stone voussoirs to segmental arches. Arches are some 12m wide and approximately 20 to 25m long. Arches are weighted on top with copper slag and provided with retaining walls on each side holding back earth.

Reasons for Listing

Included for its special historic interest as one of four unusual engineering structures, probably by I. K. Brunel, the renowned Victorian engineer.

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