List of bridges documented by the Historic American Engineering Record in Pennsylvania
Bridges

List of bridges documented by the Historic American Engineering Record in Pennsylvania

Section Title: Bridges
Table Section Text: None

Survey No.	Name (as assigned by HAER)	Built	Documented	Carries	Crosses	Location	County	Coordinates

NY-66	New York, Ontario & Western Railroad, Delaware River Bridge (demolished)	1971	Former New York, Ontario and Western Railway	Delaware River	Buckingham Township, Pennsylvania, and Hancock, New York	Wayne County, Pennsylvania, and Delaware County, New York	41°57′16″N 75°17′56″W / 41.95444°N 75.29889°W

NY-79	Lordville Suspension Bridge (replaced)	1971	SR 1023 (Lordville Road)	Delaware River	Equinunk, Pennsylvania, and Lordville, New York	Wayne County, Pennsylvania, and Delaware County, New York	41°52′04″N 75°12′50″W / 41.86778°N 75.21389°W

PA-1	Delaware Aqueduct	1847	1969	Former Delaware and Hudson Canal	Delaware River	Lackawaxen, Pennsylvania, and Minisink Ford, New York	Pike County, Pennsylvania, and Sullivan County, New York	41°28′57″N 74°59′04″W / 41.48250°N 74.98444°W

PA-2	Smithfield Street Bridge	1883	1974	Smithfield Street	Monongahela River	Pittsburgh	Allegheny	40°26′05″N 80°00′08″W / 40.43472°N 80.00222°W

PA-3	Brady Street Bridge (replaced)	1896	1973	South 22nd Street	Monongahela River	Pittsburgh	Allegheny	40°26′00″N 79°58′25″W / 40.43333°N 79.97361°W

PA-4	North Side Point Bridge (demolished)	1915	1973	Allegheny River	Pittsburgh	Allegheny	40°26′37″N 80°00′46″W / 40.44361°N 80.01278°W

PA-5	Point Bridge (demolished)	1927	1973	Monongahela River	Pittsburgh	Allegheny	40°26′27″N 80°00′52″W / 40.44083°N 80.01444°W

PA-6	Erie Railway, Delaware Division, Bridge 189.46	1848	1971	New York, Susquehanna and Western Railway	Starrucca Creek	Lanesboro	Susquehanna	41°57′46″N 75°35′00″W / 41.96278°N 75.58333°W

PA-7	Erie Railway, Bradford Division, Bridge 27.66 (ruin)	1882	1971	Kinzua Creek	Mount Jewett	McKean	41°45′45″N 78°35′19″W / 41.76250°N 78.58861°W

PA-15	Dingman's Ferry Bridge	1900	1971	SR 2019 and CR 560	Delaware River	Dingmans Ferry and Sandyston Township	Pike County, Pennsylvania and Sussex County, New Jersey	41°13′12″N 74°51′33″W / 41.22000°N 74.85917°W

PA-16	Erie Railway, Delaware Division, Bridge 190.13	1930	1971	Norfolk Southern Railway	PA 171 (South Main Street)	Lanesboro	Susquehanna	41°57′16″N 75°35′09″W / 41.95444°N 75.58583°W

PA-17	Erie Railway, Delaware Division, Culvert 190.21	1930	1971	Norfolk Southern Railway	Canawacta Creek	Lanesboro	Susquehanna	41°57′15″N 75°35′11″W / 41.95417°N 75.58639°W

PA-18	Erie Railway, Cascade Bridge (replaced by embankment)	1971	Norfolk Southern Railway	Cascade Creek	Lanesboro	Susquehanna	41°59′24″N 75°35′31″W / 41.99000°N 75.59194°W

PA-19	Mead Avenue Bridge	1872	1971	Mead Avenue	French Creek	Meadville	Crawford	41°38′16″N 80°09′45″W / 41.63778°N 80.16250°W

PA-22	Pennsylvania Railroad, Allegheny River Bridge	1971	Western New York & Pennsylvania Railroad	Allegheny River	Oil City and Cranberry Township	Venango	41°25′21″N 79°41′52″W / 41.42250°N 79.69778°W

PA-23	Erie Railway, Delaware River Bridge	1971	Central New York Railroad	Delaware River	Millrift, Pennsylvania and Deerpark, New York	Pike County, Pennsylvania, and Orange County, New York	41°24′23″N 74°44′29″W / 41.40639°N 74.74139°W

PA-24	Erie Railway, Delaware Division, Bridge 110.54	1894	2000	Central New York Railroad	Lackawaxen River	Lackawaxen	Pike	41°29′13″N 74°59′21″W / 41.48694°N 74.98917°W

PA-27	Erie Railway, Diverging French Creek Bridges	1971	Western New York & Pennsylvania Railroad	French Creek	Cambridge Springs	Crawford	41°49′55″N 79°58′41″W / 41.83194°N 79.97806°W

PA-28	Erie Railway, Parallel French Creek Bridges	1971	Western New York & Pennsylvania Railroad	French Creek	Cambridge Springs	Crawford	41°48′18″N 80°02′22″W / 41.80500°N 80.03944°W

PA-31	Delaware River Bridge	1904	1970	Delaware Road	Delaware River	Riegelsville, Pennsylvania, and Riegelsville, New Jersey	Bucks County, Pennsylvania, and Warren County, New Jersey	40°35′39″N 75°11′27″W / 40.59417°N 75.19083°W

PA-34	Pennsylvania Railroad, Erie Railway Bridge	1970	Former Pennsylvania Railroad	Erie Railway	Corry	Erie	41°53′59″N 79°43′13″W / 41.89972°N 79.72028°W

PA-35	Falls Bridge	1895	1999	Schuylkill River	Philadelphia	Philadelphia	40°00′30″N 75°11′54″W / 40.00833°N 75.19833°W

PA-36	Philadelphia and Reading Railroad, Wissahickon Creek Viaduct	1882	2000	SEPTA Manayunk/Norristown Line	Wissahickon Creek	Philadelphia	Philadelphia	40°00′56″N 75°12′23″W / 40.01556°N 75.20639°W

PA-37	Connecting Railway, Schuylkill River Bridge	1867	2000	Amtrak Northeast Corridor, etc.	Schuylkill River	Philadelphia	Philadelphia	39°58′35″N 75°11′38″W / 39.97639°N 75.19389°W

PA-38	Pennsylvania Railroad, West Philadelphia Elevated	1903	2000	CSX Harrisburg Subdivision	Market Street, etc.	Philadelphia	Philadelphia	39°57′18″N 75°11′07″W / 39.95500°N 75.18528°W

PA-39	Philadelphia and Reading Railroad, Schuylkill River Viaduct	1856	2000	CSX Trenton Subdivision	Schuylkill River	Philadelphia	Philadelphia	40°00′23″N 75°11′34″W / 40.00639°N 75.19278°W

PA-43	Erie Railway, Shohola Creek Bridge	1971	Central New York Railroad	Shohola Creek	Shohola Township	Pike	41°28′20″N 74°54′46″W / 41.47222°N 74.91278°W

PA-53	Sewickley Bridge (replaced)	1911	1978	SR 4025	Ohio River	Sewickley and Moon Township	Allegheny	40°31′59″N 80°11′16″W / 40.53306°N 80.18778°W

PA-54	West Marshall Street Bridge (replaced)	1854	1979	Marshall Street	Stony Creek	Norristown	Montgomery	40°07′07″N 75°20′46″W / 40.11861°N 75.34611°W

PA-55	Reading-Halls Station Bridge	1846	1984	Private road	Former Philadelphia and Reading Railroad	Muncy	Lycoming	41°14′09″N 76°49′57″W / 41.23583°N 76.83250°W

PA-60	Speicher Bridge (replaced)	1878	1983	Old Church Road	Tulpehocken Creek	Penn and North Heidelberg townships	Berks	40°24′21″N 76°04′50″W / 40.40583°N 76.08056°W

PA-63	Erie Railway, Meadville Division, Bridge 33.14	1891	1999	Former Erie Railway	Oil Creek	Oil City	Venango	41°25′57″N 79°42′34″W / 41.43250°N 79.70944°W

PA-67	Gross Covered Bridge (relocated)	1878	1981	TR 574	Middle Creek	Beaver Springs	Snyder	40°44′49″N 77°12′42″W / 40.74694°N 77.21167°W

PA-68	Kuhn's Fording Bridge (demolished)	1897	1982	Kuhn Fording Road	Conewago Creek	East Berlin	Adams	39°55′29″N 76°59′40″W / 39.92472°N 76.99444°W

PA-72	Dunlap's Creek Bridge	1839	1984	Market Street	Dunlap's Creek	Brownsville	Fayette	40°01′18″N 79°53′17″W / 40.02167°N 79.88806°W

PA-83	College Avenue Bridge (replaced)	1914	1987	PA 58	Little Shenango River	Greenville	Mercer	41°24′34″N 80°23′04″W / 41.40944°N 80.38444°W

PA-84	Main Street Bridge (replaced)	1847	1986	Main Street	French Creek	Phoenixville	Chester	40°08′09″N 75°30′59″W / 40.13583°N 75.51639°W

PA-86	Callowhill Street Bridge (demolished)	1875	1988	Callowhill Street	Schuylkill River	Philadelphia	Philadelphia	39°57′52″N 75°11′00″W / 39.96444°N 75.18333°W

PA-87	Tunkhannock Viaduct	1915	1985	Former Delaware, Lackawanna and Western Railroad	Tunkhannock Creek	Nicholson	Wyoming	41°37′20″N 75°46′38″W / 41.62222°N 75.77722°W

PA-88	Christiana Borough Bridge (replaced)	1895	1985	North Bridge Street	Former Pennsylvania Railroad	Christiana	Lancaster	39°57′26″N 75°59′50″W / 39.95722°N 75.99722°W

PA-90	Catawissa Bridge (replaced)	1898	1984	PA 42 (Main Street)	West Branch Susquehanna River	Catawissa	Columbia	40°57′15″N 76°28′05″W / 40.95417°N 76.46806°W

PA-91	Bridge Street Bridge (demolished)	1897	1985	Bridge Street	South Branch French Creek	Union City	Erie	41°53′50″N 79°50′07″W / 41.89722°N 79.83528°W

PA-92	Strawberry Mansion Bridge	1897	1999	Strawberry Mansion Drive	Schuylkill River	Philadelphia	Philadelphia	39°59′42″N 75°11′37″W / 39.99500°N 75.19361°W

PA-93	Old Mill Road Bridge	1870	1991	Old Mill Road	Saucon Creek	Hellertown	Northampton	40°33′41″N 75°20′53″W / 40.56139°N 75.34806°W

PA-96	West End-North Side Bridge (altered)	1932	1985	US 19	Ohio River	Pittsburgh	Allegheny	40°26′47″N 80°01′37″W / 40.44639°N 80.02694°W

PA-97	Smithton Bridge (replaced)	1900	1986	PA 981	Youghiogheny River	Smithton	Westmoreland	40°09′25″N 79°44′41″W / 40.15694°N 79.74472°W

PA-98	Washingtonville Bridge (demolished)	1887	1986	DeLong Road	Chillisquaque Creek	Derry Township	Montour	41°04′08″N 76°40′55″W / 41.06889°N 76.68194°W

PA-99	St. Anthony Street Bridge (replaced)	1889	1987	St. Anthony Street	Buffalo Creek	Lewisburg	Union	40°58′12″N 76°53′00″W / 40.97000°N 76.88333°W

PA-100	East Bloomsburg Bridge (replaced)	1894	1987	PA 487 (Ferry Road)	Susquehanna River	Bloomsburg and Catawissa Township	Columbia	40°59′33″N 76°26′21″W / 40.99250°N 76.43917°W

PA-101	Emlenton Bridge (replaced)	1883	1987	PA 38	Allegheny River	Emlenton	Venango and Clarion	41°10′33″N 79°42′29″W / 41.17583°N 79.70806°W

PA-102	Memorial Avenue Bridge (replaced)	1889	1986	Memorial Avenue	Lycoming Creek	Williamsport	Lycoming	41°14′41″N 77°02′53″W / 41.24472°N 77.04806°W

PA-105	South Street Bridge (replaced)	1925	1986	South Street	Former Pocono Northeast Railroad, etc.	Wilkes-Barre	Luzerne	41°14′23″N 75°53′6″W / 41.23972°N 75.88500°W

PA-112	Allentown Road Bridge (replaced)	1837	1987	Allentown Road	Skippack Creek	Franconia Township	Montgomery	40°17′19″N 75°20′19″W / 40.28861°N 75.33861°W

PA-116	Philadelphia and Reading Railroad, Skew Arch Bridge	1857	2000	Norfolk Southern Railway	North 6th Street	Reading	Berks	40°20′34″N 75°55′33″W / 40.34278°N 75.92583°W

PA-117	Philadelphia and Reading Railroad, Reading Depot Bridge	1975	Norfolk Southern Railway	North 6th Street	Reading	Berks	40°20′36″N 75°55′32″W / 40.34333°N 75.92556°W

PA-118	Philadelphia and Reading Railroad, Peacock's Lock Viaduct	1856	2000	Reading Blue Mountain and Northern Railroad	Schuylkill River	Reading	Berks	40°24′36″N 75°56′51″W / 40.41000°N 75.94750°W

PA-119	Philadelphia and Reading Railroad, Walnut Street Bridge	1975	Walnut Street	Norfolk Southern Railway	Reading	Berks	40°20′18″N 75°55′26″W / 40.33833°N 75.92389°W

PA-120	Philadelphia and Reading Railroad, Pedestrian Suspension Bridge (relocated)	1887	2000	Sixth Street	Former Philadelphia and Reading Railroad	Reading	Berks	40°19′28″N 75°55′34″W / 40.32444°N 75.92611°W

PA-123	Tank Farm Road Bridge (demolished)	1988	Tank Farm Road	Former Philadelphia and Reading Railroad	Emmaus	Lehigh	40°31′22″N 75°31′48″W / 40.52278°N 75.53000°W

PA-125	Walnut Lane Bridge	1950	1988	Walnut Lane	Lincoln Drive and Monoshone Creek	Philadelphia	Philadelphia	40°01′59″N 75°11′16″W / 40.03306°N 75.18778°W

PA-129	Dauberville Bridge (demolished)	1908	1988	Belleman's Church Road	Schuylkill River	Centre and Ontelaunee townships	Berks	40°27′25″N 75°58′37″W / 40.45694°N 75.97694°W

PA-130	Allenwood Bridge (replaced)	1895	1989	PA 44 (Bridge Avenue)	West Branch Susquehanna River	Delaware and Gregg townships	Northumberland and Union	41°06′28″N 76°53′25″W / 41.10778°N 76.89028°W

PA-131	Hill to Hill Bridge (rehabilitated)	1924	1988	PA 378 (Wyandotte Street)	Lehigh River	Bethlehem	Lehigh and Northampton	40°36′56″N 75°23′05″W / 40.61556°N 75.38472°W

PA-132-A	Delaware, Lackawanna and Western Railroad, Scranton Yards, Bridge 60	1908	1989	Former Delaware, Lackawanna and Western Railroad	Lackawanna River, etc.	Scranton	Lackawanna	41°24′40″N 75°40′23″W / 41.41111°N 75.67306°W

PA-132-H	Delaware, Lackawanna and Western Railroad, Scranton Yards, Washington Avenue Bridge	1908	1989	Former Delaware, Lackawanna and Western Railroad	Lackawanna River, etc.	Scranton	Lackawanna	41°24′22″N 75°39′57″W / 41.40611°N 75.66583°W

PA-132-J	Delaware, Lackawanna and Western Railroad, Scranton Yards, Cedar Avenue Bridge	1908	1989	Former Delaware, Lackawanna and Western Railroad	Lackawanna River, etc.	Scranton	Lackawanna	41°24′20″N 75°39′50″W / 41.40556°N 75.66389°W

PA-135	Brown Street Bridge (replaced)	1899	1989	Brown Street	Oil Creek	Titusville	Crawford	41°37′26″N 79°39′55″W / 41.62389°N 79.66528°W

PA-141	Freemansburg-Steel City Bridge (replaced)	1896	1979	Main Street	Lehigh River	Freemansburg	Northampton	40°37′20″N 75°20′03″W / 40.62222°N 75.33417°W

PA-144	Lehigh Canal, Monocacy Creek Aqueduct (ruin)	1829	1979	Lehigh Canal	Monocacy Creek	Bethlehem	Northampton	40°36′59″N 75°22′50″W / 40.61639°N 75.38056°W

PA-173	Sanderson Avenue Bridge (replaced)	1904	1989	Sanderson Avenue	Lackawanna River	Scranton	Lackawanna	41°26′05″N 75°38′48″W / 41.43472°N 75.64667°W

PA-178	Lehigh Canal, Aquashicola Creek Aqueduct (demolished)	1979	Lehigh Canal	Aquashicola Creek	Lower Towamensing Township	Carbon	40°47′33″N 75°36′45″W / 40.79250°N 75.61250°W

PA-179	Bodines Bridge (replaced)	1890	SR 1006	Lycoming Creek	Lewis Township	Lycoming	41°05′38″N 76°48′11″W / 41.09389°N 76.80306°W

PA-191	Wilson Shute Bridge (replaced)	1889	1990	SR 2008 (Wilson Chutes Road)	French Creek	Meadville	Crawford	41°35′21″N 80°09′01″W / 41.58917°N 80.15028°W

PA-193	Bucks County Bridge No. 313 (replaced)	1875	1993	Letchworth Avenue	Delaware Division Canal	Yardley	Bucks	40°14′19″N 74°49′52″W / 40.23861°N 74.83111°W

PA-195	Lindbergh Bridge (rehabilitated)	1928	1991	Marple Avenue	Darby Creek	Clifton Heights	Delaware	39°56′01″N 75°17′24″W / 39.93361°N 75.29000°W

PA-196	Dougal Truss Bridge	1990	LR 920 (Gobbler's Way)	Pennsylvania Canal (Delaware Division)	Point Pleasant	Bucks	40°25′25″N 75°03′55″W / 40.42361°N 75.06528°W

PA-197	Cabin Run Covered Bridge	1871	1990	Schlentz Hill Road	Cabin Run	Point Pleasant	Bucks

PA-198	Loux Covered Bridge	1874	1990	Carversville-Wisner Road	Cabin Run	Bedminster and Plumstead townships	Bucks	40°25′23″N 75°7′40″W / 40.42306°N 75.12778°W

PA-205	Stewartstown Railroad Bridge	1870	1991	Valley Road	Stewartstown Railroad	Stewartstown	York	39°45′19″N 76°36′34″W / 39.75528°N 76.60944°W

PA-206	Walnut Street Bridge (relocated)	1860	1991	Walnut Street	Saucon Creek	Hellertown	Northampton	40°34′21″N 75°20′37″W / 40.57250°N 75.34361°W

PA-207	Haupt Truss Bridge	1854	1986	Railroaders Memorial Museum	Altoona	Blair	40°30′50″N 78°23′57″W / 40.51389°N 78.39917°W

PA-208	Hares Hill Road Bridge	1869	1991	SR 1045 (Hares Hill Road)	French Creek	Kimberton	Chester	40°08′28″N 75°34′04″W / 40.14111°N 75.56778°W

PA-209	Henszey's Wrought-Iron Arch Bridge (demolished)	1869	1991	SR 4036 (Kings Road)	Ontelaunee Creek	Lynn Township	Lehigh	40°39′17″N 75°50′44″W / 40.65472°N 75.84556°W

PA-210	Scarlets Mill Bridge	1881	1991	Horseshoe Trail	Former Philadelphia and Reading Railroad	Scarlets Mill	Berks

PA-211	Rush's Mill Bridge	1869	1991	Plum Creek	Sinking Spring	Berks

PA-215	Brevard Bridge (replaced)	1913	1991	Ullom Road	Westland Run	Export	Washington	40°15′44″N 80°16′02″W / 40.26222°N 80.26722°W

PA-217	Coraopolis Bridge (replaced)	1892	1990	Grand Avenue	Ohio River back channel	Coraopolis	Allegheny	40°30′58″N 80°09′07″W / 40.51611°N 80.15194°W

PA-223	York County Bridge No. 29 (replaced)	1913	1991	Norris Road	Orson Run	Airville	York	39°47′19″N 76°23′54″W / 39.78861°N 76.39833°W

PA-225	Mercer County Bridge No. 2631 (replaced)	1894	1991	Cribbs Road	Pine Run	Mercer	Mercer	41°11′30″N 80°11′15″W / 41.19167°N 80.18750°W

PA-233	Fifficktown Bridge (replaced)	1910	1987	Oak Street	Little Conemaugh River	South Fork	Cambria	40°22′11″N 78°47′09″W / 40.36972°N 78.78583°W

PA-236	Birmingham Bridge	1898	1987	Little Juniata River	Tyrone	Blair	40°38′57″N 78°11′56″W / 40.64917°N 78.19889°W

PA-239	Skew Arch Bridge, Spanning Incline No. 6 of Allegheny Portage Railroad	1833	1987	Old US 22	Incline No. 6 of Allegheny Portage Railroad	Cresson	Cambria	40°27′11″N 78°32′34″W / 40.45306°N 78.54278°W

PA-246	Stone Creek Bridge I	1850	1987	Former Pennsylvania Railroad	Standing Stone Creek	Huntingdon	Huntingdon	40°28′53″N 78°00′15″W / 40.48139°N 78.00417°W

PA-247	Stone Creek Bridge II	1891	1987	Former Pennsylvania Railroad	Standing Stone Creek	Huntingdon	Huntingdon	40°28′51″N 78°00′16″W / 40.48083°N 78.00444°W

PA-248	Corbin Bridge	1937	1987	Corbin Road	Raystown Branch Juniata River	Juniata Township	Huntingdon	40°27′17″N 77°58′59″W / 40.45472°N 77.98306°W

PA-262	Ernest Mines Railroad Bridge	1987	McKee Run	Ernest	Indiana

PA-266	Mahoning Creek Trestle	1899	1987	Former Buffalo, Rochester and Pittsburgh Railway	Mahoning Creek	West Mahoning Township	Indiana	40°53′16″N 79°12′28″W / 40.88778°N 79.20778°W

PA-267	Pennsylvania Railroad, East Tunnel Viaduct	1907	1987	Former Pennsylvania Railroad	Conemaugh River	Conemaugh Township	Indiana	40°27′41″N 79°21′44″W / 40.46139°N 79.36222°W

PA-268	Pennsylvania Railroad, West Tunnel Viaduct	1907	1987	Former Pennsylvania Railroad	Conemaugh River	Conemaugh Township	Indiana	40°27′42″N 79°22′03″W / 40.46167°N 79.36750°W

PA-275	York County Bridge No. 101	1915	1993	TR 578 (Blymire Hollow Road)	Blymire Creek	Winterstown	York	39°49′00″N 76°37′49″W / 39.81667°N 76.63028°W

PA-276	York County Bridge No. 149 (replaced)	1913	TR 370 (Pentland Road)	East Branch Codorus Creek	Jefferson	York

PA-277-A	Monongahela Connecting Railroad, Y Trestle	1899	Pittsburgh	Allegheny

PA-277-B	Monongahela Connecting Railroad, Main Bridge (rehabilitated)	1904	South 29th Street	Monongahela River	Pittsburgh	Allegheny	40°25′42″N 79°57′38″W / 40.42833°N 79.96056°W

PA-277-C	Monongahela Connecting Railroad, Hot Metal Bridge (rehabilitated)	1900	Great Allegheny Passage	Monongahela River	Pittsburgh	Allegheny	40°25′42″N 79°57′39″W / 40.42833°N 79.96083°W

PA-284	Penns Creek Bridge (replaced)	1874	SR 1014 (Mill Road)	Penns Creek	Monroe and Penn townships	Snyder	40°49′31″N 76°52′22″W / 40.82528°N 76.87278°W

PA-300	Conrail Port Perry Bridge	1904	1994	Former Pennsylvania Railroad, Port Perry Branch	Monongahela River	North Versailles Township and Duquense	Allegheny	40°23′14″N 79°51′05″W / 40.38722°N 79.85139°W

PA-307	Core Creek County Bridge (replaced)	1875	Core Creek	Newtown	Bucks

PA-308	Montgomery County Bridge No. 221 (replaced)	1896	Metz Road	Towamencin Creek	Towamencin Township	Montgomery	40°13′44″N 75°21′48″W / 40.22889°N 75.36333°W

PA-309	Gulph Creek Stone Arch Bridge	1789	Old Gulph Road	Gulph Creek	King of Prussia	Montgomery	40°03′42″N 75°20′29″W / 40.06167°N 75.34139°W

PA-310	Perkiomen Stone Arch Bridge	1799	Ridge Pike	Perkiomen Creek	Collegeville	Montgomery	40°11′03″N 75°26′54″W / 40.18417°N 75.44833°W

PA-311	Skippack Stone Arch Bridge	1792	Germantown Pike	Skippack Creek	Lower Providence Township	Montgomery	40°10′49″N 75°25′18″W / 40.18028°N 75.42167°W

PA-341	Dubbs Bridge (replaced)	1830	SR 2031 (Spinnerstown Road)	Hosensack Creek	Lower Milford Township	Lehigh	40°28′15″N 75°28′00″W / 40.47083°N 75.46667°W

PA-342	Market Street Bridge	1929	Market Street	North Branch of Susquehanna River	Wilkes-Barre	Luzerne	41°14′58″N 75°53′07″W / 41.24944°N 75.88528°W

PA-344	Pennsylvania Railroad, Loyalhanna Creek Bridge	1901	1991	Former Pennsylvania Railroad	Loyalhanna Creek	Latrobe	Westmoreland	40°18′54″N 79°23′22″W / 40.31500°N 79.38944°W

PA-350	Felten's Mill Covered Bridge	1892	1991	Loyalhanna Creek	East Providence Township	Bedford	39°58′23″N 78°17′19″W / 39.97306°N 78.28861°W

PA-153	Jackson's Mill Covered Bridge	1886	1991	TR 412	Brush Creek	East Providence Township	Bedford	39°58′16″N 78°16′18″W / 39.97111°N 78.27167°W

PA-356	Bedford County Bridge No. 4	1889	1991	TR 655	Yellow Creek	Hopewell	Bedford

PA-357	Bedford County Bridge No. 32 (replaced)	1882	1991	TR 350 (Schellsburg Street)	Wills Creek	Hyndman	Bedford	39°49′29″N 78°43′23″W / 39.82472°N 78.72306°W

PA-358	North Hyndman Bridge	1916	1991	Former Baltimore and Ohio Railroad	Wills Creek	Hyndman	Bedford	39°49′27″N 78°43′15″W / 39.82417°N 78.72083°W

PA-361	Raystown Covered Bridge	1892	1991	TR 418	Raystown Branch Juniata River	Manns Choice	Bedford	40°00′34″N 78°38′55″W / 40.00944°N 78.64861°W

PA-371	Salisbury Junction Viaduct	1911	1992	Former Western Maryland Railway	Casselman River and US 219	Meyersdale	Somerset	39°50′03″N 79°02′44″W / 39.83417°N 79.04556°W

PA-373	Wills Creek Bollman Bridge (relocated)	1871	1991	Great Allegheny Passage	Scratch Hill Road	Meyersdale	Somerset	39°49′06″N 78°59′41″W / 39.81833°N 78.99472°W

PA-383	Bell Avenue Bridge (replaced)	1880	1995	Former Pittsburgh, Cincinnati, Chicago and St. Louis Railroad	Bell Avenue	Carnegie	Allegheny	40°24′55″N 80°05′00″W / 40.41528°N 80.08333°W

PA-388	Oakland Avenue Viaduct (replaced)	1936	South Oakland Avenue	US 62 and Pine Run	Sharon	Mercer	41°13′52″N 80°29′58″W / 41.23111°N 80.49944°W

PA-402	Runk Bridge	1898	1986	Aughwick Creek Road	Aughwick Creek	Shirleysburg	Huntingdon	40°16′40″N 77°53′14″W / 40.27778°N 77.88722°W

PA-403	Augwick Creek Bridge	1986	Former East Broad Top Railroad	Aughwick Creek	Shirley Township	Huntingdon	40°16′40″N 77°53′14″W / 40.27778°N 77.88722°W

PA-406	Horner Street Bridge	1917	1992	Horner Street	Stonycreek River	Johnstown	Cambria	40°18′19″N 78°54′41″W / 40.30528°N 78.91139°W

PA-407	Ackerly Creek Bridge (replaced)	1904	1995	SR 4011 (South Turnpike Road)	Ackerly Creek	Dalton	Lackawanna	41°31′44″N 75°44′07″W / 41.52889°N 75.73528°W

PA-408	Centennial Bridge (demolished)	1876	1996	SR 2030 (Station Avenue)	Laurel Run (Saucon Creek)	Center Valley	Lehigh	40°31′43″N 75°23′30″W / 40.52861°N 75.39167°W

PA-412	Walnut Street Bridge	1890	1996	SR 3034 (Walnut Street)	Susquehanna River	Harrisburg	Dauphin	40°15′27″N 76°53′10″W / 40.25750°N 76.88611°W

PA-415	Chester County Bridge No. 225 (replaced)	1907	1996	Hopewell Road	Tweed Creek	Oxford	Chester	39°46′45″N 76°01′04″W / 39.77917°N 76.01778°W

PA-418	Plunketts Creek Bridge No. 3 (destroyed)	1875	1996	SR 1005	Plunketts Creek	Plunketts Creek Township	Lycoming	41°24′32″N 76°48′10″W / 41.40889°N 76.80278°W

PA-419	York County Bridge No. 150 (replaced)	1915	1995	TR 370 (Pentland Road)	Codorus Creek	Jefferson	York	39°48′03″N 76°51′45″W / 39.80083°N 76.86250°W

PA-421	County Bridge No. 14 (replaced)	1896	1997	TR 493 (Spencer Road)	Tioga River	Mansfield	Tioga	41°46′55″N 77°04′17″W / 41.78194°N 77.07139°W

PA-425	Lynn Avenue Bridge	1928	1997	Lynn Avenue	Former Philadelphia, Bethlehem and New England Railroad	Bethlehem	Northampton	40°36′39″N 75°20′58″W / 40.61083°N 75.34944°W

PA-428	Knight Bridge (replaced)	1893	1996	TR 413	Catawissa Creek	Mainville	Columbia	40°57′48″N 76°22′21″W / 40.96333°N 76.37250°W

PA-431	Mount Pocono Bridge	1922	Fairview Avenue	Former Delaware, Lackawanna and Western Railroad	Mount Pocono	Monroe	41°06′52″N 75°22′03″W / 41.11444°N 75.36750°W

PA-435	Bridge over Little Pine Creek (replaced)	1915	1997	SR 1026	Little Pine Creek	Jonestown	Columbia	41°09′08″N 76°17′42″W / 41.15222°N 76.29500°W

PA-443	West Penn Bridge, Pennsylvania Railroad (rehabilitated)	1890	Three Rivers Heritage Trail	Allegheny River back channel	Pittsburgh	Allegheny	40°27′37″N 79°58′54″W / 40.46028°N 79.98167°W

PA-444	Castle Garden Bridge (replaced)	1901	TR 343	Sinnemahoning Creek	Driftwood	Cameron	41°20′01″N 78°08′09″W / 41.33361°N 78.13583°W

PA-445	McKee's Rocks Bridge	1931	1997	SR 3014 (Chartiers Avenue)	Ohio River	McKees Rocks and Pittsburgh	Allegheny	40°28′37″N 80°02′56″W / 40.47694°N 80.04889°W

PA-446	George Westinghouse Bridge	1932	1997	US 30 (Lincoln Highway)	Turtle Creek	East Pittsburgh and North Versailles Township	Allegheny	40°23′38″N 79°50′16″W / 40.39389°N 79.83778°W

PA-447	Washington Crossing Bridge	1924	1997	SR 2124 (40th Street)	Allegheny River	Pittsburgh and Millvale	Allegheny	40°28′22″N 79°58′07″W / 40.47278°N 79.96861°W

PA-448	Liberty Bridge	1928	1997	SR 3069	Monongahela River	Pittsburgh	Allegheny	40°25′58″N 79°59′48″W / 40.43278°N 79.99667°W

PA-449	Narrows Bridge	1935	1997	US 30 (Lincoln Highway)	Raystown Branch Juniata River	Snake Spring Township	Bedford	40°00′52″N 78°29′19″W / 40.01444°N 78.48861°W

PA-450	S Bridge	1919	1997	SR 3061	Tulpehocken Creek	Womelsdorf	Berks	40°22′24″N 76°13′6″W / 40.37333°N 76.21833°W

PA-451	Campbell's Bridge (replaced)	1907	1997	SR 4027 (Allentown Road)	Unami Creek	Milford Square	Bucks	40°25′42″N 75°23′48″W / 40.42833°N 75.39667°W

PA-452	Allegheny Portage Railroad, Lilly Culvert	1832	1997	PA 53	Burgoon Run	Lilly	Cambria	40°25′26″N 78°37′8″W / 40.42389°N 78.61889°W

PA-453	Allegheny Portage Railroad, Bens Creek Culvert	1832	1997	PA 53	Bens Creek	Portage Township	Cambria	40°24′8″N 78°38′24″W / 40.40222°N 78.64000°W

PA-454	Inclined Plane Bridge	1890	1997	SR 3022 spur	Stonycreek River	Johnstown	Cambria	40°19′33″N 78°55′33″W / 40.32583°N 78.92583°W

PA-455	Market Street Bridge	1928	1997	SR 3012 (Market Street)	East channel of Susquehanna River	Harrisburg	Dauphin	40°15′24″N 76°53′5″W / 40.25667°N 76.88472°W

PA-456	Soldiers' & Sailors' Memorial Bridge	1930	1997	SR 3014 (State Street)	Paxton Creek and PA 230 (Cameron Street)	Harrisburg	Dauphin	40°16′0″N 76°52′42″W / 40.26667°N 76.87833°W

PA-457	Maclay's Mill Twin Bridge (East & West)	1827	1997	SR 4018 (Maclay's Mill Road)	Conodoguinet Creek and mill race	Lurgan and Southampton townships	Franklin	40°5′49″N 77°34′13″W / 40.09694°N 77.57028°W

PA-458	McConnell's Mill Bridge	1875	1997	TR 415 (McConnell's Mill Road)	Slippery Rock Creek	Slippery Rock Township	Lawrence	40°57′10″N 80°10′13″W / 40.95278°N 80.17028°W

PA-459	South Eighth Street Viaduct	1913	1997	SR 2055 (Eighth Street)	Little Lehigh Creek	Allentown	Lehigh	40°35′47″N 75°28′16″W / 40.59639°N 75.47111°W

PA-460	Upper Bridge at Slate Run	1890	1997	PA 414	Pine Creek	Brown Township	Lycoming	41°29′11″N 77°29′50″W / 41.48639°N 77.49722°W

PA-461	Lower Bridge at English Center	1891	1999	SR 4001	Pine Creek	English Center	Lycoming	41°26′05″N 77°17′21″W / 41.43472°N 77.28917°W

PA-462	Waterville Bridge (relocated)	1891	1997	Appalachian Trail	Swatara Creek	Green Point	Lebanon	40°28′49″N 76°31′55″W / 40.48028°N 76.53194°W

PA-463	Brick Arch Culvert over Master Street	1902	1997	US 13 (Thirty-third Street)	Master Street	Philadelphia	Philadelphia	39°58′42″N 75°11′22″W / 39.97833°N 75.18944°W

PA-464	Henry Avenue Bridge	1931	1997	SR 4001 (Henry Avenue)	Wissahickon Creek and Lincoln Drive	Philadelphia	Philadelphia	40°01′27″N 75°11′46″W / 40.02417°N 75.19611°W

PA-465	Pennypack Creek Bridge	1697	1997	US 13 (Frankford Avenue)	Pennypack Creek	Philadelphia	Philadelphia	40°03′53″N 74°58′53″W / 40.06472°N 74.98139°W

PA-466	Pithole Stone Arch Bridge	1898	1997	SR 1004 (Eagle Rock Road)	Pithole Creek	Pithole	Venango	41°29′13″N 79°35′43″W / 41.48694°N 79.59528°W

PA-467	Charleroi-Monessen Bridge (demolished)	1907	1997	SR 2018	Monongahela River	North Charleroi and Monessen	Washington and Westmoreland	40°09′06″N 79°54′15″W / 40.15167°N 79.90417°W

PA-468	Nicholson Township Lenticular Bridge	1881	1997	SR 1029	Tunkhannock Creek	Nicholson Township	Wyoming	41°36′17″N 75°49′22″W / 41.60472°N 75.82278°W

PA-469	Kralltown Road Bridge (replaced)	1884	1997	SR 4017 (Kralltown Road)	Bermudian Creek	Kralltown	York	40°00′31″N 76°57′46″W / 40.00861°N 76.96278°W

PA-470	Kellams Bridge	1890	1997	SR 1018 (Kellam Bridge Road)	Delaware River	Stalker, Pennsylvania, and Hankins, New York	Wayne County, Pennsylvania, and Sullivan County, New York	41°49′24″N 75°06′49″W / 41.82333°N 75.11361°W

PA-471	Frankford Avenue Bridge over Poquessing Creek	1904	1997	US 13 (Frankford Avenue)	Poquessing Creek	Pennsylvania	Philadelphia	40°03′54″N 74°58′52″W / 40.06500°N 74.98111°W

PA-472	Old Brownsville Bridge	1914	1997	SR 2067	Monongahela River	Brownsville and West Brownsville	Fayette and Washington	40°01′21″N 80°09′45″W / 40.02250°N 80.16250°W

PA-473	Columbia–Wrightsville Bridge	1930	1997	PA 462 (Lincoln Highway)	Susquehanna River	Columbia and Wrightsville	Lancaster and York	40°01′44″N 76°31′01″W / 40.02889°N 76.51694°W

PA-474	Coverts Crossing Bridge (replaced)	1887	1997	TR 372 (Covert Road)	Mahoning River	New Castle	Lawrence	40°59′49″N 80°24′51″W / 40.99694°N 80.41417°W

PA-477	Fayette County Bridge No. 103 (replaced)	1903	1998	TR 364	Jacobs Creek	Masontown	Fayette

PA-478	Structural Study of Pennsylvania Historic Bridges	1997	Structural analyses of Campbell's Bridge, Upper Bridge at Slate Run, and Frankford Avenue Bridge over Poquessing Creek	Harrisburg	Dauphin

PA-479	Breslau Bridge (demolished)	1914	1998	Hanover Street	North Branch Susquehanna River	Plymouth	Luzerne	41°14′15″N 75°56′37″W / 41.23750°N 75.94361°W

PA-480	Parryville Bridge (replaced)	1933	1998	SR 2008 (Centre Street)	Pohopoco Creek	Parryville	Carbon	40°49′03″N 75°40′22″W / 40.81750°N 75.67278°W

PA-486	Little Conewago Creek Bridge	1919	1999	US 30 (Lincoln Highway)	South Branch of Conewago Creek	New Oxford	Adams	39°51′42″N 77°04′26″W / 39.86167°N 77.07389°W

PA-487	Davis Avenue Bridge (demolished)	1899	1999	Davis Avenue	Woods Run Avenue	Pittsburgh	Allegheny	40°28′54″N 80°01′32″W / 40.48167°N 80.02556°W

PA-488	Larimer Avenue Bridge	1912	1999	Larimer Avenue	PA 8 (Washington Boulevard)	Pittsburgh	Allegheny	40°28′02″N 79°54′33″W / 40.46722°N 79.90917°W

PA-489	Schenley Park Bridge over Panther Hollow	1896	1999	Panther Hollow Road	Panther Hollow	Pittsburgh	Allegheny	40°26′13″N 79°56′48″W / 40.43694°N 79.94667°W

PA-490-A	Three Sisters Bridges, Sixth Street Bridge	1928	1999	Sixth Street	Allegheny River	Pittsburgh	Allegheny	40°26′44″N 80°00′12″W / 40.44556°N 80.00333°W

PA-490-B	Three Sisters Bridges, Seventh Street Bridge	1926	1999	Seventh Street	Allegheny River	Pittsburgh	Allegheny	40°26′46″N 80°00′05″W / 40.44611°N 80.00139°W

PA-490-C	Three Sisters Bridges, Ninth Street Bridge	1926	1999	Ninth Street	Allegheny River	Pittsburgh	Allegheny	40°26′48″N 79°59′59″W / 40.44667°N 79.99972°W

PA-491	Pleasantville Covered Bridge	1852	1999	SR 1030 (Covered Bridge Road)	Manatawny Creek	Oley Township	Berks	40°22′44″N 75°44′21″W / 40.37889°N 75.73917°W

PA-492	Gay Street Bridge (replaced)	1926	1999	PA 113 (Gay Street)	French Creek	Phoenixville	Chester	40°08′07″N 75°31′07″W / 40.13528°N 75.51861°W

PA-493-B	Phoenix Iron Company, French Creek Bridge	1999	Schuylkill River Trail	French Creek	Phoenixville	Chester	40°08′08″N 75°31′03″W / 40.13556°N 75.51750°W

PA-494	Franklin Street Bridge	1939	1999	PA 8 (Franklin Street)	Oil Creek	Titusville	Crawford	41°37′22″N 79°40′24″W / 41.62278°N 79.67333°W

PA-495	Pine Creek Bridge (abandoned)	1876	1999	TR 993 (Messerall Road)	Pine Creek	Titusville	Crawford	41°37′20″N 79°38′10″W / 41.62222°N 79.63611°W

PA-496	Wiconisco Canal Aqueduct No. 3	1840	1999	PA 147 (River Road)	Powell Creek	Halifax	Dauphin	40°24′35″N 76°59′03″W / 40.40972°N 76.98417°W

PA-497	Mulberry Street Viaduct	1909	1999	SR 3012 (Mulberry Street)	Paxton Creek and PA 230 (Cameron Street)	Harrisburg	Dauphin	40°15′40″N 76°52′30″W / 40.26111°N 76.87500°W

PA-498	Harrison Avenue Bridge	1922	1999	SR 6011 (Harrison Avenue)	Roaring Brook	Scranton	Lackawanna	41°24′00″N 75°39′05″W / 41.40000°N 75.65139°W

PA-499	Pond Creek Bridge	1938	1999	SR 2016 (Bear Lake Road)	Pond Creek	Thornhurst	Lackawanna	41°13′01″N 75°37′07″W / 41.21694°N 75.61861°W

PA-500	Big Conestoga Creek Bridge No. 12	1917	1999	SR 1010 (Farmersville Road)	Conestoga River	Brownstown	Lancaster	40°07′40″N 76°11′59″W / 40.12778°N 76.19972°W

PA-501	Mill Creek Bridge	1885	1999	SR 2004 (River Street)	Mill Creek	Wilkes-Barre	Luzerne	41°15′37″N 75°52′03″W / 41.26028°N 75.86750°W

PA-502	Northampton Street Bridge	1896	1999	Northampton Street	Delaware River	Easton, Pennsylvania, and Phillipsburg, New Jersey	Northampton County, Pennsylvania, and Warren County, New Jersey	40°41′29″N 75°12′14″W / 40.69139°N 75.20389°W

PA-503	University Avenue Bridge	1933	1999	SR 3003 (University Avenue)	Schuylkill River	Philadelphia	Philadelphia	39°56′30″N 75°11′52″W / 39.94167°N 75.19778°W

PA-504	Walnut Lane Bridge	1908	1999	SR 4013 (Walnut Lane)	Wissahickon Creek	Philadelphia	Philadelphia	40°01′56″N 75°11′59″W / 40.03222°N 75.19972°W

PA-508	Bessemer and Lake Erie Railroad, Allegheny River Bridge	1918	2000	Bessemer and Lake Erie Railroad	Allegheny River	Oakmont	Allegheny	40°32′15″N 79°49′15″W / 40.53750°N 79.82083°W

PA-509	Ohio Connecting Railway, Brunot's Island Bridge	1890	2000	Norfolk Southern Railway	Ohio River and Brunot Island	Pittsburgh	Allegheny	40°27′46″N 80°02′34″W / 40.46278°N 80.04278°W

PA-510	Beaver Bridge	1910	2000	CSX Transportation	Ohio River	Beaver	Beaver	40°41′34″N 80°17′27″W / 40.69278°N 80.29083°W

PA-511	Pittsburgh, Fort Wayne and Chicago Railway, Beaver River Bridge	1926	2000	Norfolk Southern Railway	Beaver River	New Brighton	Beaver	40°44′23″N 80°19′10″W / 40.73972°N 80.31944°W

PA-512	Morrisville–Trenton Railroad Bridge	1903	2000	Amtrak Northeast Corridor, etc.	Delaware River	Morrisville, Pennsylvania, and Trenton, New Jersey	Bucks County, Pennsylvania, and Mercer County, New Jersey	40°12′30″N 74°46′02″W / 40.20833°N 74.76722°W

PA-513	West Trenton Railroad Bridge	1913	2000	SEPTA West Trenton Line	Delaware River	Yardley, Pennsylvania, and Ewing Township, New Jersey	Bucks County, Pennsylvania, and Mercer County, New Jersey	40°14′30″N 74°49′27″W / 40.24167°N 74.82417°W

PA-517	Stone Bridge (Johnstown, Pennsylvania)	1888	2000	Norfolk Southern Railway	Conemaugh River	Johnstown	Cambria	40°19′57″N 78°55′30″W / 40.33250°N 78.92500°W

PA-518	Brandywine Valley Viaduct	1904	2000	Former Pennsylvania Railroad Philadelphia and Thorndale Branch	Brandywine River and US 322	Downingtown	Chester	39°59′42″N 75°41′57″W / 39.99500°N 75.69917°W

PA-519	French Creek Trestle	1892	2000	Former Pennsylvania Railroad Schuylkill Branch	French Creek	Phoenixville	Chester	40°08′04″N 75°31′35″W / 40.13444°N 75.52639°W

PA-521	Pickering Creek Trestle	1883	2000	Former Pennsylvania Railroad Schuylkill Branch	Pickering Creek and PA 29	Pickering	Chester	40°06′22″N 75°31′49″W / 40.10611°N 75.53028°W

PA-522	Whitford Bridge	1905	2000	Former Pennsylvania Railroad Philadelphia and Thorndale Branch	SEPTA Paoli/Thorndale Line	Whitford (Exton)	Chester	40°00′53″N 75°38′19″W / 40.01472°N 75.63861°W

PA-523	Philadelphia and Reading Railroad, Susquehanna River Bridge	1924	2000	Norfolk Southern Railway	Susquehanna River	Harrisburg	Dauphin	40°14′57″N 76°52′58″W / 40.24917°N 76.88278°W

PA-524	Rockville Bridge	1902	2000	Amtrak Keystone Service	Susquehanna River	Rockville	Dauphin	40°20′00″N 76°54′37″W / 40.33333°N 76.91028°W

PA-525	Chester Creek Bridge	1907	2000	Former Chester and Delaware River Railroad	Chester Creek	Chester	Delaware	39°50′38″N 75°21′34″W / 39.84389°N 75.35944°W

PA-526	Darby River Bridge	1918	2000	Former Philadelphia, Baltimore and Washington Railroad	Darby Creek	Eddystone	Delaware	39°51′54″N 75°18′48″W / 39.86500°N 75.31333°W

PA-527	Elk Creek Trestle	1902	2000	Former New York, Chicago and St. Louis Railroad	Elk Creek	Lake City	Erie	42°00′13″N 80°20′56″W / 42.00361°N 80.34889°W

PA-528	New Geneva Bridge	1913	2000	Former Monongahela Railroad	Monongahela River	Nicholson Township	Fayette and Greene	39°46′52″N 79°56′05″W / 39.78111°N 79.93472°W

PA-529	Mount Union Bridge	1906	2000	Former Pennsylvania Railroad	Juniata River	Mount Union	Huntingdon and Mifflin	40°23′02″N 77°52′24″W / 40.38389°N 77.87333°W

PA-530	Conestoga Creek Viaduct	1888	2000	Amtrak Keystone Service	Conestoga River	Lancaster	Lancaster	40°03′00″N 76°16′41″W / 40.05000°N 76.27806°W

PA-531	Safe Harbor Trestle	1905	2000	Former Atglen and Susquehanna Railroad	Conestoga River	Safe Harbor	Lancaster	39°55′31″N 76°23′03″W / 39.92528°N 76.38417°W

PA-532	Beaver River Bridge	1897	2000	Former Pittsburgh, Youngstown and Ashtabula Railroad	Beaver River	Wampum	Lawrence	40°53′15″N 80°20′03″W / 40.88750°N 80.33417°W

PA-533	Allegheny River Bridge	1900	2000	Former Western New York and Pennsylvania Railway	Allegheny River	Eldred	McKean	41°54′06″N 78°23′06″W / 41.90167°N 78.38500°W

PA-534	Granville Bridge	1905	2000	Former Pennsylvania Railroad	Juniata River	Lewistown	Mifflin	40°34′25″N 77°35′19″W / 40.57361°N 77.58861°W

PA-535	Bridgeport Bridge	1912	2000	SEPTA Norristown High Speed Line	Schuylkill River	Bridgeport	Montgomery	40°06′38″N 75°20′47″W / 40.11056°N 75.34639°W

PA-536	Mill Creek Bridge	1863	2000	Former Philadelphia and Reading Railroad	Mill Creek	Gladwyne	Montgomery	40°02′42″N 75°15′23″W / 40.04500°N 75.25639°W

PA-537	Manatawny Creek Bridge	1847	2000	Former Philadelphia and Reading Railroad	Manatawny Creek	Pottstown	Montgomery	40°14′46″N 75°39′25″W / 40.24611°N 75.65694°W

PA-538	Trenton Cutoff	1891	2000	Norfolk Southern Railway	Schuylkill River	Swedesburg	Montgomery	40°06′10″N 75°19′30″W / 40.10278°N 75.32500°W

PA-540	Lehigh River Bridge	1899	2000	Former Easton and Northern Railroad	Lehigh River	Easton	Northampton	40°41′03″N 75°13′10″W / 40.68417°N 75.21944°W

PA-541	Delaware River Viaduct	1911	2000	Former Delaware, Lackawanna and Western Railroad Lackawanna Cut-Off	Delaware River	Portland, Pennsylvania, and Columbia, New Jersey	Northampton County, Pennsylvania, and Warren County, New Jersey	40°56′15″N 75°06′21″W / 40.93750°N 75.10583°W

PA-542	Lehigh River Bridge at Easton	1899	2000	Former Central Railroad of New Jersey	Lehigh River	Easton	Northampton	40°41′13″N 75°12′32″W / 40.68694°N 75.20889°W

PA-543	Lehigh Valley Railroad, Delaware River Bridge	1866	2000	Former Lehigh Valley Railroad	Delaware River	Easton, Pennsylvania, and Phillipsburg, New Jersey	Northampton County, Pennsylvania, and Warren County, New Jersey	40°41′20″N 75°12′11″W / 40.68889°N 75.20306°W

PA-544	Martins Creek Bridge	1896	2000	Former Bangor and Portland Railway	Martins Creek	Martins Creek	Northampton	40°46′40″N 75°10′33″W / 40.77778°N 75.17583°W

PA-545	Delair Bridge	1889	2000	New Jersey Transit Atlantic City Line, etc.	Delaware River	Philadelphia, Pennsylvania, and Pennsauken Township, New Jersey	Philadelphia County, Pennsylvania, and Camden County, New Jersey	39°58′57″N 75°04′09″W / 39.98250°N 75.06917°W

PA-546	52nd Street Bridge	1902	2000	SEPTA Cynwyd Line	SEPTA Paoli/Thorndale Line	Philadelphia	Philadelphia	39°58′44″N 75°13′41″W / 39.97889°N 75.22806°W

PA-547	Gray's Ferry Bridge	1902	2000	Former Philadelphia, Wilmington and Baltimore Railroad	Schuylkill River	Philadelphia	Philadelphia	39°56′28″N 75°12′18″W / 39.94111°N 75.20500°W

PA-548	Island Road Bridge	1913	2000	Former Philadelphia, Baltimore and Washington Railroad	Island Road	Philadelphia	Philadelphia	39°54′56″N 75°14′42″W / 39.91556°N 75.24500°W

PA-549	25th Street Elevated	1928	2000	CSX Harrisburg Subdivision	S. 25th Street	Philadelphia	Philadelphia	39°55′54″N 75°11′13″W / 39.93167°N 75.18694°W

PA-550	Connecting Railway, Reading Railroad Overpass	1867	2000	Amtrak Northeast Corridor, etc.	CSX Trenton Subdivision	Philadelphia	Philadelphia	39°58′40″N 75°11′31″W / 39.97778°N 75.19194°W

PA-551	Manayunk Bridge	1918	2000	Former Cynwyd Line	Schuylkill River and Schuylkill Expressway	Philadelphia	Philadelphia	40°01′31″N 75°13′35″W / 40.02528°N 75.22639°W

PA-552	Philadelphia and Reading Railroad, Mule Bridge	1889	2000	Schuylkill River	Philadelphia	Philadelphia	40°01′19″N 75°13′10″W / 40.02194°N 75.21944°W

PA-553	Philadelphia and Reading Railroad, Bridge at West Falls	1890	2000	CSX Trenton Subdivision	Schuylkill River	Philadelphia	Philadelphia	40°00′23″N 75°11′33″W / 40.00639°N 75.19250°W

PA-554	Selinsgrove Bridge	1892	2000	Norfolk Southern Railway	Susquehanna River	Selinsgrove	Snyder	40°48′05″N 76°50′44″W / 40.80139°N 76.84556°W

PA-555	Pennsylvania Railroad, Brilliant Cut-Off, South Wye	1903	2000	Former Pennsylvania Railroad	Lincoln Avenue	Pittsburgh	Allegheny	40°27′44″N 79°54′18″W / 40.46222°N 79.90500°W

PA-556	West Brownsville Junction Bridge	1912	2000	Former Pennsylvania Railroad	Monongahela River	West Brownsville	Washington	40°02′02″N 79°52′35″W / 40.03389°N 79.87639°W

PA-579	Elk Park Road Bridge	1927	2001	Elk Park Road	Elk Creek	Lake City	Erie	42°00′23″N 80°21′12″W / 42.00639°N 80.35333°W

PA-580	Fallston Bridge	1884	2001	Front Street	Beaver River	Fallston	Beaver	40°43′39″N 80°18′36″W / 40.72750°N 80.31000°W

PA-586	Pine Grove Bridge	1884	2002	Ashville Road and Forge Road	East Branch Octoraro Creek	Pine Grove and Oxford	Lancaster and Chester	39°47′37″N 76°02′41″W / 39.79361°N 76.04472°W

PA-587	Dreibelbis Station Bridge	1869	2002	TR 745 (Balthaser Road)	Maiden Creek	Lenhartsville	Berks	40°33′17″N 75°52′48″W / 40.55472°N 75.88000°W

PA-588	Uhlerstown Bridge	1856	2002	Uhlerstown Hill Road	Delaware Canal	Tinicum Township	Bucks	40°31′32″N 75°04′23″W / 40.52556°N 75.07306°W

PA-589	Weaverland Bridge	1916	2002	TR 894 (Quarry Road)	Conestoga River	Weaverland	Lancaster	40°08′16″N 76°03′34″W / 40.13778°N 76.05944°W

PA-590	Mowersville Road Bridge (demolished)	1897	2002	TR 644 (Mowersville Road)	Paxton Run	Mowersville	Franklin	40°06′56″N 77°35′04″W / 40.11556°N 77.58444°W

PA-591	Yeakle Mill Bridge	1888	2002	SR 3026 (Mill Road)	Little Cove Creek	Warren Township	Franklin	39°44′03″N 78°02′11″W / 39.73417°N 78.03639°W

PA-612	South High Street Bridge	1889	2003	South High Street	Little Juniata River	Duncannon	Perry	40°23′23″N 77°01′55″W / 40.38972°N 77.03194°W

PA-613	Ross Fording Bridge	1885	2003	SR 3052 (Ross Fording Road)	Octoraro Creek	Sadsburyville	Chester	39°52′58″N 75°59′30″W / 39.88278°N 75.99167°W

PA-614	Pine Creek Bridge	1889	2003	SR 3003 (River Road)	Pine Creek	Jersey Shore	Lycoming	41°10′51″N 77°16′44″W / 41.18083°N 77.27889°W

PA-615	Slates' Mill Bridge	1885	2003	TR 439	South Branch Tunkhannock Creek	Benton Township	Lackawanna	41°33′29″N 75°43′08″W / 41.55806°N 75.71889°W

PA-616	Peevy Road Bridge	1880	2003	Peevy Road	Perkiomen Creek	East Greenville	Montgomery	40°24′52″N 75°31′26″W / 40.41444°N 75.52389°W

PA-617	Canal Road Bridge	1900	2003	Canal Road	Delaware Division Canal	Williams Township	Northampton	40°38′10″N 75°11′34″W / 40.63611°N 75.19278°W

PA-618	Johnston Street Bridge	1890	2003	Johnston Street	Salt Lick Creek	New Milford	Susquehanna	41°52′51″N 75°43′49″W / 41.88083°N 75.73028°W

PA-619	Morris Run Bridge	1908	2003	TR 417 (Rickerts Road)	Little Juniata River	Hilltown Township	Bucks	40°22′1″N 75°13′13″W / 40.36694°N 75.22028°W

PA-620	River Road Bridge	1898	2003	River Road	Spring Creek	Spring Creek Township	Elk	41°24′02″N 78°55′58″W / 41.40056°N 78.93278°W

PA-622	Kidd's Mill Bridge	1868	2003	TR 653 (Kidd's Mill Road)	Shenango River	Greenville	Mercer	41°21′13″N 80°23′52″W / 41.35361°N 80.39778°W

PA-623	Mean's Ford Bridge	1869	2003	Stump Road	Tohickon Creek	Ralph Stover State Park	Bucks	40°26′06″N 75°05′50″W / 40.43500°N 75.09722°W

PA-624	Academia Bridge	1902	2003	Bypassed TR 334 (Mill Hill Road)	Tuscarora Creek	Spruce Hill and Beale townships	Juniata	40°29′37″N 77°28′21″W / 40.49361°N 77.47250°W

PA-625	Six Penny Bridge	1907	2003	School Street	Sixpenny Creek	Union Township	Berks	40°15′27″N 75°46′13″W / 40.25750°N 75.77028°W

PA-626	Williams Road Bridge	1912	2003	TR 627 (Williams Road)	Sugar Creek Middle Branch	Plum Township	Venango	41°34′16″N 79°51′38″W / 41.57111°N 79.86056°W

PA-627	Center Street Bridge	1896	2003	Center Street	Conneaut Creek	Conneautville	Crawford	41°45′23″N 80°22′15″W / 41.75639°N 80.37083°W

PA-628	Monastery Road Bridge	1896	2003	Monastery Road	Former Pennsylvania Railroad	Lloydsville	Westmoreland	40°18′18″N 79°24′15″W / 40.30500°N 79.40417°W

PA-629	Keggereis Ford Bridge	1907	2003	SR 4006 (Stone Bridge Road)	West Branch Conococheague Creek	Metal Township	Franklin	40°07′16″N 77°46′39″W / 40.12111°N 77.77750°W

PA-630	Big Chickies Bridge	1916	2003	Auction Road	Chiques Creek	Lancaster Junction	Lancaster	40°7′51″N 76°24′21″W / 40.13083°N 76.40583°W

PA-631	Roaring Creek Bridge	1913	2003	SR 2005	Roaring Creek	Slabtown Junction	Columbia	40°54′27″N 76°24′44″W / 40.90750°N 76.41222°W

PA-633	Seitzville Road Bridge	1910	2003	Seitzville Road	South Branch Codorus Creek	Seven Valleys	York	39°49′46″N 76°45′40″W / 39.82944°N 76.76111°W

PA-638	King's Bridge	1806	2005	Bypassed PA 653	Laurel Hill Creek	Middlecreek Township	Somerset	39°56′15″N 79°16′17″W / 39.93750°N 79.27139°W

PA-645	Structural Study of Smith Trusses	2012	Structural analyses of Kidd's Mill Bridge, etc.	Greenville	Mercer

Sentence(s)

The Salisbury Junction Viaduct of Meyersdale has been documented by the Historic American Engineering Record.

final_sentence: The Salisbury Junction Viaduct of Meyersdale has been documented by the Historic American Engineering Record.