Bridge 101 over the Brecknock & Abergavenny Canal is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 27 July 2000. Bridge.

Bridge 101 over the Brecknock & Abergavenny Canal

WRENN ID
crooked-step-thyme
Grade
II
Local Planning Authority
Brecon Beacons National Park
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
27 July 2000
Type
Bridge
Address
Bridge 101 over the Brecknock & Abergavenny Canal, Gilwern, Llanelly, Monmouthshire
OS grid reference
SO 256 143
Coordinates
51.82269, -3.07969
Source
Cadw listing

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

Description

Bridge 101 over the Brecknock & Abergavenny Canal is constructed from rubble sandstone. It features a semi-elliptical arch made of stone voussoirs and has a projecting keystone. The bridge has a humped parapet that flares out to square piers, with rubble copings on top.

Local climate

Bridge 101 over the Brecknock & Abergavenny Canal sits in a wetter-than-average part of the UK, with an average of 1,040 mm of rain a year. This makes it wetter than 83% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 75% of listed buildings.

It experiences an average of 48 freeze-thaw cycles a year, more than 89% of listed buildings. Of these, 24 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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  1. Bridge 102 over the Brecknock & Abergavenny Canal Grade II 365 m
  2. Llanwenarth House Grade II* 412 m
  3. Llanwenarth Bridge (Canal Bridge No 99) Grade II 603 m
  4. The Old House at Pentre Farm Grade II 671 m
  5. Signpost at junction of by-roads to east of Twyn Allws Grade II 690 m
  6. Embanked aqueduct over road to W of Parish Church (including attached flights of steps &road tunnel) Grade II 863 m
  7. Dry Dock to W of embanked Aqueduct Grade II 943 m
  8. Canal Drain to W of embanked Aqueduct Grade II 949 m
  9. Embanked Aqueduct SW of Govilon ( including Wall & Gate-piers to W ) Grade II 954 m
  10. Tramroad Bridge Grade II 1.0 km