BridgeSafety
Union County, NJ · Structure #2011158

I-78

I-78 in 0.3 MI West Of Gsp, Union County, New Jersey received a condition grade of B (74/100). Built in 1976, the bridge carries 203K vehicles daily on I-78 over Union Avenue.

B
74/100
74
Condition Score
203K
Daily Traffic
1976
Year Built
28m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureFair
6/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I-78
Crosses Over
Union Avenue
State
New Jersey
County
Union County
Location
0.3 MI West Of Gsp
Year Built
1976
Reconstructed
2010
Age
50 years
Daily Traffic
202,840
Lanes
13
Length
28 meters
Owner
State Highway Agency
Structure Number
2011158

About This Bridge

I-78 is a 50-year-old bridge located 0.3 MI West Of Gsp in Union County, New Jersey. The bridge carries I-78 over Union Avenue with 13 traffic lanes, handling approximately 203K vehicles per day. Built in 1976 and reconstructed in 2010, the structure spans 28 meters.

The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 6/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

0.3 MI West Of Gsp, Union County, New Jersey

40.706139, -74.249539

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Frequently Asked Questions

I-78 has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.

I-78 was built in 1976 and reconstructed in 2010, making it 50 years old. The average bridge age in the United States is 48 years.

I-78 carries approximately 203K vehicles per day (average daily traffic). The bridge has 13 traffic lanes. It is 28 meters long and located on I-78 in 0.3 MI West Of Gsp, Union County, New Jersey.

No, I-78 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I-78 is located 0.3 MI West Of Gsp in Union County, New Jersey. The bridge carries I-78 over Union Avenue. Its coordinates are 40.706139, -74.249539. It is maintained by State Highway Agency.

I-78 carries I-78 over Union Avenue. The bridge is 28 meters long and was built in 1976, with reconstruction in 2010.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.