Ammonoosuc River Bridge
Through truss bridge over Ammonoosuc River on NH 142 in Bethlehem
Open to traffic
Built 1928 by the American Bridge Company; rehabilitated 1998
Baker River Bridge
Through truss bridge over Baker River on US 3 in Plymouth
Open to traffic
Built 1930
Baker River Bridge
Bypassed through truss bridge over Baker River on Wentworth Village Road in Wentworth
Open to Pedestrians
Built 1909
Bath/Haverhill Covered Bridge
Covered bridge over Ammonoosuc River on NH 135.
Closed to all traffic
Built 1827; rehabilitated 1973
Beebe River Bridge
Concrete arch bridge over Beebe River on NH 175 in Campton
Open to traffic
Built 1934
Blair Covered Bridge
Covered bridge over Pemigewasset River on Blair Road in Campton
Open to traffic
Built 1869; Restored 1977
Borough Road Bridge
Concrete arch bridge over Smith River on Borough Road in Hill
Open to traffic
Built 1930
Brackett Brook Bridge
Concrete arch bridge over Brackett Brook on NH 25A in Orford
Open to traffic
Built 1929; rehabilitated 1980
Brook Road Bridge
Concrete arch bridge over Mill Brook on Brook Road in Landaff
Open to traffic
Built 1928
Brook Road Bridge
Concrete arch bridge over Mill Brook on Brook Road in Landaff
Open to traffic
Built 1928
Brook Road Bridge
Concrete arch bridge over Mill Brook on Brook Road in Landaff
Open to traffic
Built 1928
Bump's Intervale Bridge
Covered bridge over Beebe River on Bump's Intervale in Campton
Open to traffic
Built 1877; rehabilitated 1972
Bypassed Ammonoosuc River Bridge
Bypassed through truss bridge over Ammonoosuc River on former U.S. 302 (NH 10)
Closed to all traffic
Built 1928 by the American Bridge Co.; Bypassed by new bridge in 1983
Bypassed Historic Bridge
Through truss bridge over Wild Ammonoosuc River on Bypassed Historic in Bath
Closed to all traffic
Built 1928; rehabilitated 1936
Central Street Bridge
Through truss bridge over Pemigewasset River on Central Street in Bristol
Closed to all traffic
Built 1928; rehabilitated 1976
Connecticut River Bridge
Steel through arch bridge over Connecticut River on US 302 in Haverhill
Open to traffic
Built 1928; rehabilitated 2003
Connecticut River Bridge
Through truss bridge over Connecticut River on US 4 in Lebanon
Open to traffic
Built 1936; rehabilitated 1976
Connecticut River Bridge
Steel through arch bridge over Connecticut River on NH 25A in Orford
Open to traffic
Built 1937; rehabilitated 2002
Connecticut River Bridge
Through truss bridge over Connecticut River on NH 25 in Piermont
Open to traffic
Built 1929; rehabilitated 1993
Crane Hill Road Bridge
Through truss bridge over Gale River on Crane Hill Road in Sugar Hill
Open to traffic
Built 1928; rehabilitated 1960
Cross Road Bridge
Wooden bridge over Rocky Branch on Cross Road in Wentworth
Open to traffic
Built 1920; rehabilitated 1994
East Thetford Road Bridge
Through truss bridge over Connecticut River on East Thetford Road in Lyme
Open to traffic
Built 1937
Gale Chandler Road Bridge
Concrete arch bridge over Mill Brook on Gale Chandler Road in Landaff
Open to traffic
Built 1922
Glen Road Bridge
Stone arch bridge over Glen Road on BMRR in Lebanon
Open to traffic
Built 1901
Glove Hollow Brook Bridge
Concrete arch bridge over Glove Hollow Brook on US 3/NH 25 in Plymouth
Open to traffic
Built 1900; rehabilitated 1970
Great Hollow Road Bridge
Stone arch bridge over Mink Brook on Great Hollow Road in Hanover
Open to traffic
Built 1901
Hammond Hill Road Bridge
Wooden bridge over Woodman Brook on Hammond Hill Road in Bridgewater
Open to traffic
Built 1930; rehabilitated 1975
Harvard Brook Bridge
Concrete arch bridge over Harvard Brook on US 3 in Lincoln
Open to traffic
Built 1930; rehabilitated 2002
Hoxie Brook Bridge
Wooden bridge over Hoxie Brook
Open to traffic
Built 1935
Hurd Hill Road Bridge
Concrete arch bridge over Ogontz Brook on Hurd Hill Road in Lyman
Open to traffic
Built 1963
Lost River Bridge
Concrete arch bridge over Lost River on US 3 in Woodstock
Open to traffic
Built 1931
Lyman Road Bridge
Concrete arch bridge over Mill Brook on Lyman Road in Lisbon
Open to traffic
Built 1928; rehabilitated 1982
Lyman Road Bridge
Concrete arch bridge over Young Brook on Lyman Road in Lisbon
Open to traffic
Built 1928; rehabilitated 1984
Mad River Bridge
Concrete arch bridge over Mad River on NH 175 in Campton
Open to traffic
Built 1927
McIndoe Falls Bridge
Through truss bridge over Connecticut River on Monroe Road in Monroe
Open to traffic
Built 1930 by the American Bridge Co.; Rehabilitated 2006
Mill Street Bridge
Wooden bridge over Abandoned NHRR on Mill Street in Haverhill
Open to traffic
Built 1940
Millbrook Road Bridge
Wooden bridge over Mill Brook on Millbrook Road in Grafton
Open to traffic
Built 1938
Monroe - Barnet Bridge
Through truss bridge over Connecticut River on Barnet Road in Monroe
Open to traffic
Built 1937; rehabilitated 2000
Oliverian Brook Bridge
Concrete arch bridge over Oliverian Brook on NH 10 in Haverhill
Open to traffic
Built 1937; rehabilitated 1972
Pearl Lake Road Bridge
Concrete arch bridge over Pearl Lake Brook on Pearl Lake Road in Lisbon
Open to traffic
Built 1928
Pemigewasset River Bridge
Deck truss bridge over Pemigewasset River on US 3 in Ashland
Open to traffic
Built 1937; rehabilitated 1987
Pemigewasset River Bridge
Pony truss bridge over Pemigewasset River on NH 175A in Holderness
Open to traffic
Built 1934
Pemigewasset River Bridge
Steel through arch bridge over Pemigewasset River on NH 175 in Woodstock
Open to traffic
Built 1939
Porter Road Bridge
Covered bridge over Wild Ammonoosuc River on Porter Road in Bath
Open to traffic
Built 1849; rehabilitated 1999
Prospect Street Bridge
Truss bridge over Ammonoosuc River on Prospect Street in Bethlehem
Open to traffic
Built 1928 by the American Bridge Company
Quincy Road Bridge
Concrete arch bridge over an unnamed brook on Quincy Road in Rumney
Open to traffic
Built 1928; rehabilitated 1977
Redington Street Bridge
Through truss bridge over Ammonoosuc River on Redington Street in Littleton
Open to traffic
Built 1928
River Road Bridge
Covered bridge over Clay Brook on River Road in Lyme
Open to traffic
Built 1885; rehabilitated 1970
Saunders Hill Road Bridge
Through truss bridge over Baker River on Saunders Hill Road in Wentworth
Open to traffic
Built 1928; rehabilitated 1960
Smith Bridge Road Bridge
Covered bridge over Baker River on Smith Bridge Road in Plymouth
Open to traffic
Built 1850; rehabilitated 2001
Smith River Bridge
Concrete arch bridge over Smith River on NH 3A in Bristol
Open to traffic
Built 1940
Smith River Bridge
Slab bridge over Smith River on Old Nh 3a
Open to traffic
Built 1999
Stinson Lake Road Bridge
Concrete arch bridge over Stinson Brook on Stinson Lake Road in Rumney
Open to traffic
Built 1927; rehabilitated 1968
Tinkerville Road Bridge
Concrete arch bridge over Patten Brook on Tinkerville Road in Lyman
Open to traffic
Built 1928; rehabilitated 1977
West Bath Road Bridge
Covered bridge over Ammonoosuc River on West Bath Road in Bath
Open to traffic
Built 1832; rehabilitated 1987