Bridge (No.98) over Montgomeryshire Canal is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 5 April 1993. Bridge.

Bridge (No.98) over Montgomeryshire Canal

WRENN ID
high-floor-shade
Grade
II
Local Planning Authority
Powys
Constituency
Montgomeryshire and Glyndwr MP: Steve Witherden (Lab)
Country
Wales
Date first listed
5 April 1993
Type
Bridge
Address
Bridge (No.98) over Montgomeryshire Canal, Pentreheylin, Llandysilio
OS grid reference
SJ 256 193
Coordinates
52.76642, -3.1039
Source
Cadw listing

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

Description

This is a simple bridge over the Montgomeryshire Canal, built with a trabeated structure featuring "fish-bellied" cast iron girders and slate infill. The bridge has plain concrete decking and replacement wooden handrails. The abutments are made of plain red brick, which sweep outward and have stone cappings. There is also stonework along the edge of the towpath.

Local climate

Bridge (No.98) over Montgomeryshire Canal receives an average of 850 mm of rain a year. This makes it wetter than 58% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 66% of listed buildings.

It experiences an average of 41 freeze-thaw cycles a year, more than 78% of listed buildings. Of these, 22 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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  • Radon risk assessment
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Nearby listed buildings

  1. Pentreheylin Bridge (No.97) over The Montgomeryshire Canal Grade II 146 m
  2. Former Salt Warehouse at Newbridge Grade II 213 m
  3. Aqueduct carrying Montgomeryshire Canal over River Vyrnwy Grade II* 370 m
  4. Road Bridge over River Vyrnwy Grade II 409 m
  5. Three-Arch Aqueduct over Vyrnwy Flood Plain (Southern Arches) New Bridge Vyrnwy Grade II 476 m
  6. Barn to East of Bryn Mawr Grade II 600 m
  7. Cowsheds, Granary & Milking Parlour (Old Stables) at Bryn Mawr Grade II 604 m
  8. Bryn Mawr Grade II 627 m
  9. Four-Arch Aqueduct over Vyrnwy Flood Plain (Northern Arches) New Bridge Vyrnwy Grade II 709 m
  10. Pentref Grade II 765 m