St Pinnock Viaduct

SX 16 SE ST PINNOCK

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