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List Entry Summary

This building is listed under the Planning (Listed Buildings and Conservation Areas) Act 1990 as amended for its special architectural or historic interest.


List Entry Number: 1137633



The building may lie within the boundary of more than one authority.

District: Cornwall
District Type: Unitary Authority
Parish: St. Pinnock

National Park: Not applicable to this List entry.

Grade: II

Date first listed: 30-Apr-1985

Date of most recent amendment: Not applicable to this List entry.

Legacy System Information

The contents of this record have been generated from a legacy data system.

Legacy System: LBS

UID: 60601

Asset Groupings

This List entry does not comprise part of an Asset Grouping. Asset Groupings are not part of the official record but are added later for information.

List Entry Description

Summary of Building

Legacy Record - This information may be included in the List Entry Details.

Reasons for Designation

Legacy Record - This information may be included in the List Entry Details.


Legacy Record - This information may be included in the List Entry Details.



4/100 St Pinnock Viaduct -

- II Railway Viaduct, 1854-5 by I K Brunel. Heightened in 1882. 7 piers of roughly dressed, coursed slatestone from Westwood quarry. At 60 foot approx. centres. Each consisting of 8 buttresses with weatherings rising to form 5 stages with pointed openings piercing the 4 upper stages. Batter of about 1 in 100. In 1882 the piers were heightened with a slightly cruder, tapering, sixth stage and iron girders were used to replace Brunel's timber trestles. The 2 track railroad of 1882 and later carried on rivetted plate steel girders with steel guardrails and refuges to the north side. 633 feet in length and 151 feet in height, the tallest viaduct in Cornwall. One of a series of viaducts in quick succession on Brunel's Plymouth to Truro GWR line, opened in 1859. A Todd & P Laws Industrial Archaeology of Cornwall, 1972 A Pugsley (ed) The Works of I K Brunel 1980 R J Woodfin The Cornwall Railway 1972

Listing NGR: SX1980162658

Selected Sources

Books and journals
Pugsley, A, The Works of Isambard Kingdom Brunel, (1980)
Todd, , Laws, , Industrial Archaeology of Cornwall, (1972)
Woodfin, R J , The Cornwall Railway, (1972)


National Grid Reference: SX 17774 64625

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This copy shows the entry on 02-Apr-2020 at 07:56:58.