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Bridge conditions in Chester County, Pennsylvania

682 inventoried bridges · 90 rated poor · 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Chester County has 90 bridges rated poor out of 682 inventoried, a 13.2% share that puts it well above the national rate of about 7%.

90 of the 682 bridges in Chester County, Pennsylvania, are rated in poor condition (13.2%) in the 2025 National Bridge Inventory, as of August 20, 2026.
175 bridges (25.7%) are rated good and 417 (61.1%) fair.
The median Chester County bridge was built in 1966.
The busiest poor-rated bridge is Route 30 By-pass over Creek Rd Brandywine Ck. (built 1961), carrying about 69,924 vehicles a day.

Good 25.7% · Fair 61.1% · Poor 13.2% of 682 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
Route 30 By-pass over Creek Rd Brandywine Ck.	1961	69,924	Poor
Pottstown Pike over Valley Creek	1954	36,125	Poor
Route 30 By-pass over West Br Brandywine Creek	1963	30,490	Poor
Pennsylvania Ave. over White Clay Creek	1927	18,776	Poor
Lancaster Avenue over East Br. Brandywine Ck.	1921	18,163	Poor
Boot Road over US Route 202	1968	17,834	Poor
US-1 Bypass (NB) over Mill Road (t-432)	1965	16,272	Poor
Lincoln Highway over W Br Brandywine Creek	1914	16,027	Poor
US-1(NB) over Guernsey Road	1967	14,635	Poor
US-1(SB) over Guernsey Road	1967	14,067	Poor
Gap-newport Pike over US-1 By-pass	1965	14,054	Poor
Downingtown Pike over Valley Creek	1929	12,126	Poor
Manor Avenue over Beaver Creek	1934	11,422	Poor
Street Road over Pocopson Creek	1937	11,166	Poor
Boot Road over Amtrak	1964	10,406	Poor
Lenape Road over Branch Plum Run	1988	9,670	Poor
Limestone Road over US-1 By-pass	1968	9,650	Poor
Conestoga Road over Branch Pickering Creek	1938	7,540	Poor
Lincoln Highway over Buck Run	1927	7,192	Poor
Valley Road over Buck Run	1914	6,935	Poor
Old Baltimore Pike over Br.of East Br.white Clay	1937	6,672	Poor
Waterloo Road over Darby Creek	1908	5,415	Poor
Airport Road over Route 30 By-pass	1961	5,411	Poor
Newark Road over East Branch Big Elk Crk	1922	5,026	Poor
Kings Highway over W. Br. Brandywine Creek	1935	4,970	Poor
Doe Run Road over Doe Run	1932	4,881	Poor
Manor Road over East Br Brandywine Creek	1950	3,807	Poor
Spring City Road over Stony Run	1958	3,554	Poor
West Bridge Street over Stoney Run Creek	1950	3,497	Poor
Seven Stars Road over French Creek	1856	2,994	Poor
Doe Run Road over Buck Run	1926	2,896	Poor
Creek Road over Branch Brandywine Creek	1935	2,802	Poor
Octorara Road over Buck Run	1940	2,800	Poor
Newark Road over Muddy Run	1932	2,551	Poor
Northbrook Road over W. Br. Brandywine Creek	1953	2,249	Poor
Broad Run Road over Broad Run Creek	1931	2,049	Poor
Fairview Road over Marsh Creek	1939	1,995	Poor
Edges Mill Road over Branch Beaver Creek	1974	1,979	Poor
Harveys Bridge Rd over W. Br. Brandywine Creek	1926	1,897	Poor
Mill Road (T540) over Valley Creek	1867	1,831	Poor
Birch Street over East Branch Red Clay CR.	1926	1,777	Poor
Harmony Hill Road over Valley Creek	1918	1,492	Poor
Township Road over W. Branch Big Elk Creek	1924	1,431	Poor
Allerton Road over E Br of Brandywine Creek	1905	1,361	Poor
Pusey Mill Road over E. Branch Big Elk Creek	1921	1,154	Poor
North Reeds Road over E Br Brandywine Creek	1939	1,146	Poor
Ellis Woods Road over Pigeon Creek	1950	910	Poor
Wagontown Road over Railroad Wilmington Br.	1916	833	Poor
Wagontown Road over West Br of Brandywine CR	1918	833	Poor
Water Works Road over Rock Run	1973	833	Poor
Skelp Level Road over Nsrc (track Removed)	1927	750	Poor
Strickersville Rd. over Big Elk Creek	1938	725	Poor
Creek ROAD(T542) over Pickering Creek	1879	719	Poor
Art School Road over Branch Pickering Creek	1920	695	Poor
Art School Road over Branch Pickering Creek	1920	695	Poor
Cambridge Road over Honey Brk.w.br.brandywin	1910	668	Poor
N. Pennock Br. Rd over West Br.white Clay Creek	1931	644	Poor
Compass Road over Buck Run	1930	600	Poor
Warwick Furnace Rd over South Br. French Creek	1889	565	Poor
Street Road over Leech Run	1924	562	Poor
Frog Hollow Road over Branch of Buck Run	1930	560	Poor
Gen.lafayette Blvd over Radley Creek	1982	500	Poor
Garrett Mill Road over Ridley Creek	1930	500	Poor
Prizer Road (T513) over Beaver Run	1977	500	Poor
Forest Manor Road over E. Branch Big Elk Creek	1931	499	Poor
Birch Run Road over Birch Run	1923	432	Poor
Hickory Hill Road over Little Elk Creek	1889	427	Poor
Old Schuylkill Rd over Pigeon Creek	1804	406	Poor
French Creek Road over French Creek	1928	321	Poor
West Cedarville Rd over Eckers Run	1929	316	Poor
Fulmer Rd. T-500 over Pigeon Creek	1930	300	Poor
Wyebrook Road over East Br Brandywine Creek	1888	290	Poor
Bryson Road over Knights Run	1900	250	Poor
Woodview Road over East Br White Clay CR	1968	250	Poor
Hilton Road over Middle Br. White Clay CR	1950	250	Poor
Woodview Road over E. Br. of White Clay CR	1972	250	Poor
Davis Road over Crum Creek	1956	224	Poor
Art School Road over Branch of Pickering Crk	1928	194	Poor
Kings Row Road over Big Elk Creek	1875	188	Poor
Homeville Road over Muddy Run	1952	178	Poor
Bertolet School Rd over French Creek	1905	171	Poor
Reisler Road over Jordan Run	1929	150	Poor
Ravine Road over Branch Valley Creek	1913	140	Poor
Denton Hollow Road over Pocopson Creek	1914	135	Poor
St Malachi Road over Doe Run	1914	103	Poor
Lions Head Road over Birch Run	1974	86	Poor
Valley Way (t-407) over South Br of French Creek	1913	73	Poor
Reedville Road over Branch Big Elk Creek	1963	70	Poor
East Bridge Street over Amtrak Railroad	1903	–	Poor
West Bridge Street over Amtrak	1903	–	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
West Chester Bypas over West Chester Pike	1954	150,692	Fair
West Chesterbypass over Paoli Pike (old US 202)	1954	150,692	Fair
US 202 over Valley Forge Road	1967	119,755	Fair
US 202 over West Valley Road	1967	119,755	Fair
US 202 over Ramps Q & R at 422	1966	95,416	Fair
U.S. 202 over Chester Valley Trail	2016	95,104	Good
U.S. 202 over Planebrook Road	2016	95,104	Good
US 202 By-pass over Little Valley Creek	1966	88,855	Fair
U.S. 202 over North Valley Road	2014	88,855	Good
202 By-pass Ramps over Branch Valley Creek	1967	85,474	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Pennsylvania: Pennsylvania bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.