Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 126,799 pages of information and 199,892 images on early companies, their products and the people who designed and built them.
Old Bonar Bridge
Old Bonar Bridge consisted of two masonry arches of 50ft, and 60ft span with rises of 16ft. 8 in. and 20 ft respectively, and a main span of 150 ft. with 20 ft rise. The main span was a cast-iron arch, the lower member of which consisted of four open cast-iron ribs. The old bridge was commenced by Telford in 1811, and opened for traffic in November 1812, the total expenditure being about 13,000l.
New Bonar Bridge (1893)