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I-78 EB over US 22 WB

Hunterdon County, New Jersey · rated Fair in the 2025 National Bridge Inventory

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

I-78 EB over US 22 WB in Hunterdon County, New Jersey, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1968 and reconstructed in 1985, making it 57 years old at the 2025 inventory.
It carries about 661,439 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 272 of the 373 inventoried bridges in Hunterdon County rated fair (72.9%); 26 (7.0%) 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	Steel stringer or multi-beam girder
Length	about 70 ft
Location	0.96 Mile of Jct 78 & 31
NBI structure number	1018153
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Rte I-78 & Ramp R over Beaver Brook	1948	130,244	Fair
I-78 over Beaver Brook	1941	130,244	Poor
I-78 over Branch Rockaway Creek	1966	129,446	Fair
I-78 EB over Beaver Brook	1958	109,955	Fair
I-78 over Tunnel Road	1960	108,465	Fair
I-78 EB over County Route 523	1965	107,826	Fair