Locomotive Shed at Boston Lodge Railway Works is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 8 March 1994. House.

Locomotive Shed at Boston Lodge Railway Works

WRENN ID
sombre-thatch-mallow
Grade
II
Local Planning Authority
Gwynedd
Constituency
Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
Country
Wales
Date first listed
8 March 1994
Type
House
Address
Locomotive Shed at Boston Lodge Railway Works, Penrhyndeudraeth
OS grid reference
SH 585 379
Coordinates
52.92067, -4.10531
Source
Cadw listing

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

Description

The Locomotive Shed at Boston Lodge Railway Works is a building constructed from local slatey rubble, topped with a corrugated iron roof. The south gable end features coursed rubble, while the sides are made of uncoursed rubble. It has twinned square-headed entrances with boarded gates and an iron lintel. There is a modern lean-to on the west side. An embankment wall is located on the opposite side of the track. At the north end, the shed is attached to the weigh house.

Local climate

Locomotive Shed at Boston Lodge Railway Works sits in one of the wettest parts of the UK, with an average of 1,490 mm of rain a year. This makes it wetter than 98% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 97% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 60% 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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  • Radon risk assessment
  • 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. Former Weigh House at Boston Lodge Railway Works Grade II 23 m
  2. Former Manager's Office at Boston Lodge Railway Works Grade II 78 m
  3. Former Oil Store at Boston Lodge Railway Works Grade II 113 m
  4. Former Iron Foundry and Smithy at Boston Lodge Grade II 113 m
  5. Former Brass Foundry at Boston Lodge Railway Works Grade II 119 m
  6. Toll House at the E End of The Cob (Also Known as The Rebecca Tollgate) Grade II 120 m
  7. Boston Lodge Grade II 129 m
  8. Former Machine Shop at Boston Lodge Grade II 146 m
  9. Locker Room Block at Boston Lodge Grade II 147 m
  10. Former Erecting Shop at Boston Lodge Grade II 166 m