Albertus Meyers Bridge
Open-spandrel arch bridge over Little Lehigh Creek on PA 2055 (8th Street) in Allentown
Open to traffic
Built 1913; rehabilitated 1973

Branch of Jordan Creek Bridge
Stone arch bridge over a branch of Jordan Creek on PA 4028
Open to traffic
Built 1887

Cementon Bridge
Through truss bridge over Lehigh River on PA 329 in Northampton
Open to traffic
Built 1933

Chestnut Street Bridge
Open-spandrel arch bridge over Lehigh River on Chestnut Street in Coplay
Open to traffic
Built 1930; rehabilitated 1958

Church Lane Bridge
Wooden bridge over Norfolk Southern Railroad on TR 469 (Church Lane) in Ancient Oaks
Open to traffic
Built ca. 1930

Cold Springs Bridge
Open-spandrel arch bridge over Spring Creek on PA 1027 (Second Street) in Cementon
Open to traffic
Built 1930

Frantz's Bridge
Stone arch bridge over Jordan Creek on Kistler Road (PA 4025)
Closed to all traffic
Built 1887

Hill to Hill Bridge
Concrete arch bridge over Lehigh River, etc., on PA 378 in Bethlehem
Open to traffic
Built 1924; rehabilitated 1990

Hokendauqua Bridge
Pony truss bridge over Abandoned Railroad on PA 1014 (Lehigh Street) in Hokendauqua
Open to traffic
Built 1908 by the Belmont Iron Works

Hollenbachs Bridge
Concrete arch bridge over Mill Creek on PA 4009
Open to traffic
Built 1912

Hosensack Creek Bridge
Stone arch bridge over Hosensack Creek on PA 2031
Open to traffic
Built ca. 1870

Jordan Creek Bridge
Through truss bridge over Jordan Creek on PA 4003
Open to traffic
Built 1929

Jordan Creek Bridge
Stone arch bridge over Jordan Creek on PA 4019
Open to traffic
Built 1832

Jordan Creek Bridge
Stone arch bridge over Jordan Creek on TR 654
Open to traffic
Built 1875; rehabilitated 1975

Kline's Bridge
Through truss bridge over Little Lehigh Creek on Park Drive in Allentown
Closed to all traffic
Built 1902; rehabilitated 1963

Lehigh River Gap Bridge
Deck truss bridge over Lehigh River on PA 873
Open to traffic
Built 1930; rehabilitated 1984

Lehigh Street Bridge
Deck truss bridge over Lehigh River on PA 1014 (Lehigh Street) in Hokendauqua
Open to traffic
Built 1908; rehabilitated 1947

Linden Street Bridge
Stone arch bridge over Jordan Creek on Linden Street in Allentown
Open to traffic
Built 1884; rehabilitated ca. 1950

Little Cedar Creek Bridge
Concrete arch bridge over Little Cedar Creek on PA 1002 in Allentown
Open to traffic
Built 1936

Little Lehigh Creek Bridge
Concrete arch bridge over Little Lehigh Creek on I-78 in Allentown
Open to traffic
Built 1958; rehabilitated 1988

Lyon Creek Bridge
Stone arch bridge over Lyon Creek on TR 634
Closed to all traffic
Built 1889

Ontelaunee Creek Bridge
Stone arch bridge over Ontelaunee Creek on TR 719 (Springhouse Road)
Open to traffic
Built 1834

Ontelaunee Creek Bridge
Stone arch bridge over Ontelaunee Creek on TR 720
Open to traffic
Built 1885

Overhill Road Bridge
Concrete arch bridge over Little Lehigh Creek on Overhill Road in Allentown
Open to traffic
Built 1931; rehabilitated 1984

Pine Street Bridge
Deck truss bridge over Lehigh River on Pine Street in Catasauqua
Open to traffic
Built 1952

Reading Road Bridge
Stone arch bridge over Cedar Creek on Reading Road in Allentown
Open to traffic
Built 1824; rehabilitated ca. 1980

Salisbury Church Bridge
Stone arch bridge over Little Lehigh Creek on Devonshire Road in Allentown
Open to traffic
Built 1870; rehabilitated 1963

Saucon Creek Bridge
Stone arch bridge over Saucon Creek on PA 2030
Closed to all traffic
Built 1876

Schlicher Covered Bridge
Covered bridge over Jordan Creek on Game Preserve Road (PA 4007)
Open to traffic
Built 1882; rehabilitated 1995

Schreibers Bridge
Stone arch bridge over Little Lehigh Creek on Lehigh Parkway East in Allentown
Open to traffic
Built 1828; rehabilitated ca. 1920

Tilghman Street Viaduct
Open-spandrel arch bridge over Lehigh River on Tilghman Street (PA 1002/Old US 22) in Allentown
Open to traffic
Built 1929; rehabilitated 1995

Trout Creek Bridge
Stone arch bridge over Trout Creek on PA 4018 (Main Street)
Open to traffic
Built 1881; rehabilitated 1941

Trout Creek Bridge
Stone arch bridge over Trout Creek on TR 851 (County Bridge Road)
Open to traffic
Built 1888