Bridge conditions in Delaware County, Pennsylvania 389 inventoried bridges · 43 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions 2025 National Bridge Inventory, FHWA Compiled August 20, 2026
About one in 9 bridges in Delaware County is rated in poor condition: 43 of 389 on the federal inventory, one of the higher shares in Pennsylvania.
43 of the 389 bridges in Delaware County, Pennsylvania, are rated in poor condition (11.1%) in the 2025 National Bridge Inventory, as of August 20, 2026 .97 bridges (24.9%) are rated good and 249 (64.0%) fair.
The median Delaware County bridge was built in 1973 .
The busiest poor-rated bridge is Interstate 95(SB) over US 322 EB & Ramp A (built 1967), carrying about 117,917 vehicles a day.
Good 24.9% · Fair 64.0% · Poor 11.1% of 389 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 Interstate 95(SB) over US 322 EB & Ramp A 1967 117,917 Poor Wanamaker Avenue over I-95 and Ramps 1975 45,201 Poor Media By-pass over Ridley Ck.rd;ridley Ck. 1959 34,005 Poor Conchester Highway over CSX Railroad 1949 32,167 Poor E. Lancaster Ave over Branch Browns Run 1960 31,662 Poor State Road over Darby Creek 1950 29,754 Poor Marshall Road over Cobbs Creek 1964 28,224 Poor Township Line Road over Cobbs Creek 1934 27,899 Poor Sproul Road over US-1 Bypass 1977 23,771 Poor New Middletown Rd over Septa 1949 23,431 Poor Middletown Road over Baltimore Pike 1935 19,170 Poor Industrial Highway over Conrail;little Crum Crk. 1948 18,945 Poor Chester Pike over Crum Creek 1926 18,095 Poor Chichester Avenue over Interstate 95 1967 16,959 Poor Chichester Avenue over CSX Railroad 1941 16,499 Poor Victory Avenue over Septa (p&w) Route 100 1931 13,750 Poor Victory Avenue over Cobbs Creek 1937 13,750 Poor Chester Pike over Darby Creek 1931 13,380 Poor Providence Road over Darby Creek 1923 13,028 Poor Pennell Road over Septa 1963 11,407 Poor Conestoga Road over Ithan Creek 1930 10,128 Poor Concord Road over Chester Creek / 3694-j10 1898 9,019 Poor Meeting House Road over Branch Naamans Creek 1916 8,790 Poor Providence Road over Septa (west Chester R3) 1928 8,427 Poor Meetinghouse Road over Marcus Hook Creek/3806a7 1928 6,717 Poor West 9TH Street over Marcus Hook Creek 1941 6,603 Poor Engle Street over Interstate 95;BETHEL Rd. 1968 6,206 Poor Manchester Avenue over Septa 1895 4,918 Poor Glen Mills Road over Chester Creek 1933 3,875 Poor South Avenue over Muckinipattis Creek 1927 3,779 Poor Sellers Avenue over Amtrak Main Line 1904 3,659 Poor Bethel Road over Branch Marcus Hook Creek 1926 3,190 Poor Pine Street over Darby Creek 1921 1,971 Poor Hilldale Road over Darby Creek 1928 1,554 Poor Crum Lynne Road over CSX Transportation 1947 1,437 Poor Sixth St over Chester Creek 1963 1,000 Poor Briarwood Road over Darby Creek 1970 750 Poor Academy Avenue over Muckinipattis Creek 1932 500 Poor W Colonial Dr over Spring Run 1975 400 Poor Paper Mill Road over Whiskey Run 1965 200 Poor Station Road over Chester Creek 1914 188 Poor Hibbs Avenue over Muckinipattis Creek 1950 140 Poor Folcroft Avenue over Amtrak (main Line) 1918 – Poor
Busiest bridges in the county Bridge Built Vehicles/day Condition Interstate 95 over Ridley Creek & Sun Drive 1965 218,717 Fair Interstate 95 over Bullens Lane (turnback) 1975 218,717 Fair Interstate 95 over Darby Creek 1975 161,622 Fair Interstate 95 over Ramp E &ramp F to Barry 1977 135,104 Fair Interstate 95 over Septa (not Active) 1964 135,104 Fair Interstate 95 over Kerlin Street 1964 135,104 Fair Interstate 95 over Chester Creek 1965 135,104 Fair Interstate 95(NB) over Ramp A to Highland Ave. 1966 134,238 Good Interstate 95(SB) over US 322 EB & Ramp A 1967 117,917 Poor Interstate 95 over Naamans Creek 1968 109,830 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 .