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SR 61 over over Lt. Shamokin CR.

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

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

SR 61 over over Lt. Shamokin CR. in Northumberland 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 6 (satisfactory condition) on the 0-9 scale.
It was built in 1988, making it 37 years old at the 2025 inventory.
It carries about 6,812 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 151 of the 298 inventoried bridges in Northumberland County rated fair (50.7%); 20 (6.7%) 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	Prestressed concrete multiple box beam
Length	about 97 ft
Location	Village of Hamilton
NBI structure number	000000000029005
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SR 61 over Susquehanna River	1986	20,080	Good
SR 61 over over Shamokin CR.	1926	17,574	Fair
I-80 WB over SR405& WB Susquehanna R.	1962	16,130	Fair
SR 80 Wbl over Norfolk Southern RR	2001	16,130	Good
I-80 EB over SR405 & W Br Susquehanna	1962	16,007	Fair
SR 80 Ebl over Norfolk Southern RR	2002	16,007	Good