Park Junction Signal Box is a Grade II listed building in the Newport local planning authority area, Wales. First listed on 28 March 2014. Signal box. 1 related planning application.

Park Junction Signal Box

WRENN ID
watchful-remnant-lake
Grade
II
Local Planning Authority
Newport
Constituency
Newport West and Islwyn MP: Ruth Jones (Lab)
Country
Wales
Date first listed
28 March 2014
Type
Signal box
Address
Park Junction Signal Box, Gaer, NP20 3GY
OS grid reference
ST 294 862
Coordinates
51.57069, -3.01946
Source
Cadw listing

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

Description

Park Junction Signal Box is a long two-storey structure made of brick and timber boarding, featuring a continuously glazed gallery on the trackside elevation with small pane horizontally sliding sash windows. The building has a gabled slate roof with ridge ventilators, gable finials, and plain bargeboards.

The main (north) trackside elevation includes six blocked round-headed windows on the brick ground floor, with a glazed gallery above that has nine sliding sashes and two fixed windows. A sign reading 'PARK JUNCTION' is mounted on the cill of the gallery, with evidence of an earlier sign visible on the brickwork below. The eastern (entrance) elevation features timber steps leading up to a projecting timber boarded gabled entrance lobby, which has a part-glazed door and a six-light window. There is a former nine-light window to the right, and the brick ground floor has a boarded door. The western elevation is also brick at the ground floor, continuing the glazed gallery above with paired sliding sashes that have been replaced with uPVC. The ground floor also has a boarded gable. The gallery continues to the rear elevation, which has one sliding sash, two sliding sashes on the first floor, and three blocked round-headed openings on the ground floor. The blocked openings at ground floor level were formerly used for rods or wires to operate the points or signals for the tracks, which have now been removed.

Inside, the upper floor retains the operating floor with locking levers, a block shelf, bells, and a track layout plan. There is a later interlocking panel at the low end. The lower floor has an intact ten-lever frame from 1920 on a timber floor, and small pane windows survive in the south wall behind later blocking.

Local climate

Park Junction Signal Box receives an average of 930 mm of rain a year. This makes it wetter than 71% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 72% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more than 55% of listed buildings. Of these, 14 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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  • No EPC on record for this property
  • No sale records on file
  • Related listed building consents — 1 application
  • 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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