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Traux Bridge TR348 over Harmon Creek

Washington County, Pennsylvania · rated Poor in the 2025 National Bridge Inventory

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

Traux Bridge TR348 over Harmon Creek in Washington County, Pennsylvania, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1964 and reconstructed in 2014, making it 61 years old at the 2025 inventory.
It carries about 60 vehicles a day (traffic count year 1990).
Its listed owner is the county highway agency.
It is one of 76 of the 655 inventoried bridges in Washington County rated poor (11.6%); 76 (11.6%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Continuous steel girder and floorbeam
Length	about 32 ft
Location	300 South of Tr-319
NBI structure number	000000000035303
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
SR 0070 over 0088 0906 2 R/R Mon	1951	58,141	Fair
SR 0070 over Catfish Creek	1960	49,280	Fair
SR 0070 over Chartiers Creek	1960	46,613	Fair
SR 0070 EB & WB over 8011(under) 8011 (over)	2015	40,868	Good
SR 0070 over Chartiers Creek	1957	32,380	Good
SR 0070 over North Br. Pigeon Creek	1956	31,684	Fair