US-3 Bridge[Map] Concrete tee beam bridge over Lake Shore Dr, B&M Railroad on US 3 Open to traffic Built 1947; rebuilt and severely modified in 19??
Weirs Channel Bridge (1833) 29-01-P01x[Map] 1833 Wooden covered bridge over Lake Winnipesaukee on Main St Replaced by a new bridge Replaced an 1804 covered bridge in order to create the clearence needed for the first ferry on the lake. The ferry "Belknap".
Weirs Channel Bridge (1883)[Map] 1883 Lost Lenticular through truss bridge over Lake Winnipesaukee on Mani St Replaced by a new bridge Replaced 1833 covered bridge. Approximate cost was 2000.00 dollars
Weirs Channel Bridge (1899)[Map] 1899 Lost Pratt through truss bridge over Lake Winnipesaukee on Main St Replaced by a new bridge Built to carry the Laconia trolley cars
Winnisquam Bridge (1916)[Map] Lost Warren pony truss with all verticals bridge over Lake Winnisquam on US Hwy 3 Replaced by a new bridge Built 1916