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T-404 over Little Buffalo Creek

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

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

T-404 over Little Buffalo Creek in Union 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 2015, making it 10 years old at the 2025 inventory.
It carries about 65 vehicles a day (traffic count year 2023).
Its listed owner is a town or township highway agency.
It is one of 86 of the 164 inventoried bridges in Union County rated good (52.4%); 7 (4.3%) 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 multiple box beam
Length	about 41 ft
Location	4 Mi W of New Columbia
NBI structure number	000000000052719
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SR0015 over Buffalo Creek	1930	21,561	Fair
US 15 NB and SB over Trib Susquehanna River	2002	17,555	Good
US Tr 15 over over Winfield Creek	1930	17,492	Fair
SR 15 Nbl & Sbl over over White Deer Creek	1963	17,258	Good
SR 0015 (tr 15) over over S.R. 1010	1963	17,101	Fair
I-80 WB over over US 15 NB & SB	1962	16,130	Good