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SR 79 SB over over Walnut Creek

Erie County, Pennsylvania · rated Good in the 2025 National Bridge Inventory

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

SR 79 SB over over Walnut Creek in Erie County, Pennsylvania, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2001, making it 24 years old at the 2025 inventory.
It carries about 14,025 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 167 of the 444 inventoried bridges in Erie County rated good (37.6%); 42 (9.5%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 94 ft
Location	Mill Creek Township
NBI structure number	000000000041230
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.

Bridge	Built	Vehicles/day	Condition
SR 90 Eb/wb over over Walnut Creek	1959	36,476	Fair
SR 90 Eb/wb over over Four Mile Creek	1959	35,843	Fair
SR 19 Peach St over over Walnut Creek	1950	31,986	Fair
SR 90 WB over over SR 0019 Peach St	1996	22,023	Good
SR 90 WB over over T-558 Old French Rd	1996	22,023	Good
SR 90 Eb/wb over over Twelvemile Creek	1959	21,995	Fair