Terpene October 14, 2016October 24, 2016 thcscience_admin Transport portalEngineering portalThis category is for canals which opened in the year 1812. 18071808180918101811181218131814181518161817 1760s1770s1780s1790s1800s1810s1820s1830s1840s1850s1860s Pages in category "Canals opened in 1812" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. A Aberdare CanalC Canal de la Charente à la SeudreK Kłodnica CanalM Monmouthshire and Brecon Canal