Chalfont Viaduct
The Chalfont Viaduct (also known as the Misbourne Viaduct) is the first of two five-arch brick railway viaducts on the Chiltern Main Line in south-east England. It is located between Gerrards Cross and Denham Golf Club stations. The M25 motorway passes beneath it between junctions 16 and 17 at Gerrards Cross near Chalfont St Peter, from where the bridge gets its name. The bridge is known as Chalfont No. 1 Viaduct; the longer Chalfont No. 2 Viaduct is a short distance to the west and spans the A413.
Chalfont Viaduct | |
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Chalfont Viaduct seen from the M25 (in 2009) | |
Coordinates | 51.58231°N 0.53458°W |
OS grid reference | TQ 01633 88067 |
Carries | Chiltern Main Line |
Crosses | M25 Motorway |
Locale | Gerrards Cross |
Official name | Chalfont No. 1 Viaduct |
Other name(s) | Misbourne Viaduct |
Named for | The Chalfonts (Chalfont St Giles, Chalfont St Peter, Little Chalfont) |
Owner | Network Rail |
Characteristics | |
Design | Arch |
Material | Blue/black engineering brick |
Total length | 104 metres (114 yd) |
Height | 12.5 metres (41 ft) |
No. of spans | 5, each 15.5 metres (51 ft) wide |
Rail characteristics | |
No. of tracks | 2 |
Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge |
History | |
Designer | James Charles Inglis, R.C. Sikes |
Construction start | 1902 |
Construction end | 1906 |
Location | |
The bridge is noted as a local landmark because for many years it bore a graffiti slogan, "give peas a chance" painted in large white letters on the south-facing parapet.
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