| Description | This sub-series consists of bridge plans and surveys, including:
- list of county bridges and bridge roads [1746-1875]
- John Carr's Bridge Book: plans and elevations of county bridges [n.d. c.1805]
- drawings, plans and reports on various county bridges [1832]
- survey of county bridges [c. 1836]
- plans of various county bridges with elevations and specifications including Cut Bridge, Boroughbridge, Old Bridge near Aysgarth and Aysgarth Bridge, Monkend Bridge, Richmond Bridge, Stockton Bridge and Stainsby Beck Bridge on the Thornaby-Middlesborough road [n.d. 18th century-1880]. |