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SR 3102 Blair Road over over SR 8 N/S R.c.frame

Venango County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory

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

SR 3102 Blair Road over over SR 8 N/S R.c.frame in Venango County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1975, making it 50 years old at the 2025 inventory.
It carries about 90 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 92 of the 189 inventoried bridges in Venango County rated fair (48.7%); 27 (14.3%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 235 ft
Location	Irwin Township
NBI structure number	000000000033646
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SR 80 EB & WB over Scrubgrass Creek Trib.	1965	22,605	Fair
SR 80 Eb/wb over over S F Lt Scrubgrass C	1966	22,181	Fair
SR 80 Eb/wb over over Lt Scrubgrass Ck	1966	22,181	Fair
State Street over Allegh.river Wny&pa RR	1990	13,560	Fair
SR 80 WB over SR 38	1965	11,995	Fair
SR 62 Washington X over over Wnyp RR & French Ck	1951	11,341	Fair