Pillbox at North West Corner of Garston Lock, at Su 656708 is a Grade II listed building in the West Berkshire local planning authority area, England. First listed on 6 December 1990. A C20 Military structure.

Pillbox at North West Corner of Garston Lock, at Su 656708

WRENN ID
buried-lantern-wax
Grade
II
Local Planning Authority
West Berkshire
Constituency
Reading West and Mid Berkshire MP: Olivia Bailey (Lab)
Country
England
Date first listed
6 December 1990
Type
Military structure
Address
Pillbox at North West Corner of Garston Lock, at Su 656708, Theale
OS grid reference
SU 655 707
Coordinates
51.43202, -1.05814
Source
Historic England listing

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

Description

This is an anti-tank pillbox located at the north-west corner of Garston Lock, built in 1940 as part of the War Office design. It is a Type FW3/28 and was constructed to defend the lock, forming one of a pair. The structure is rectangular and made of concrete, featuring permanent brick shuttering. It is part of the Southern Command's GHQ Line Blue, which was established for the defense of the UK.

Local climate

Pillbox at North West Corner of Garston Lock, at Su 656708 receives an average of 740 mm of rain a year. This makes it drier than 74% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 64% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 58% of listed buildings. Of these, 13 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
  • Flood risk assessment
  • 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. Garston Lock at Su 656708 Grade II* 15 m
  2. Pillbox at South East Corner of Garston Lock, at Su 656708 Grade II 34 m
  3. Sheffield Lock at Su 648706 Grade II 746 m
  4. Beansheaf Farmhouse Grade II 887 m
  5. Shenfield Millhouse Grade II 968 m
  6. The Chestnuts Grade II 1.2 km
  7. 49, High Street Grade II 1.3 km
  8. 58, 58a, and 58b, High Street Grade II 1.3 km
  9. Lukers Grade II 1.3 km
  10. Melrose Cottage Grade II 1.3 km