Bridge over Neath Canal at Maes-gwyn is a Grade II listed building in the Neath Port Talbot local planning authority area, Wales. First listed on 30 January 2004. Bridge.

Bridge over Neath Canal at Maes-gwyn

WRENN ID
pitched-spire-cobweb
Grade
II
Local Planning Authority
Neath Port Talbot
Constituency
Neath and Swansea East MP: Carolyn Harris (Lab)
Country
Wales
Date first listed
30 January 2004
Type
Bridge
Address
Bridge over Neath Canal at Maes-gwyn, Glynneath
OS grid reference
SN 858 051
Coordinates
51.73312, -3.65503
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The bridge over the Neath Canal at Maes-gwyn is a canal bridge made of rubble stone. It features a single segmental arch constructed with tooled cut stone voussoirs. The bridge has a humped profile and is flanked by rubble stone parapets topped with thin cement coping that extends out to square piers.

Local climate

Bridge over Neath Canal at Maes-gwyn sits in one of the wettest parts of the UK, with an average of 1,340 mm of rain a year. This makes it wetter than 96% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 95% of listed buildings.

It experiences an average of 33 freeze-thaw cycles a year, fewer than 53% of listed buildings. Of these, 15 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Detailed attributes — period, style, materials, features
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  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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Nearby listed buildings

  1. Limekiln to SE of Maes-Gwyn Lock on Neath Canal Grade II 84 m
  2. Bridge at lock on Neath Canal N of Yscwrfa Bridge Grade II 673 m
  3. Aberpergwm Aqueduct over Neath Canal Grade II 912 m
  4. Aber-clwyd lock and overflow on Neath Canal Grade II 1.0 km
  5. Aber-clwyd bridge over Neath Canal Grade II 1.0 km
  6. Milestone on B4242 near Oak Lodge Grade II 1.3 km
  7. Aberpergwm House Grade II 1.5 km
  8. Gates across driveway at Aberpergwm House Grade II 1.5 km
  9. Church of Saint Cadoc Grade II* 1.6 km
  10. Memorial to Jane Williams in the churchyarde of the Church of Saint Cadoc Grade II 1.6 km