BridgeSafety
Hamilton County, OH · Structure #3109062

I-75 7TH ST.

I-75 7TH ST. in .3 MI N Of SR 264da, Hamilton County, Ohio received a condition grade of B (71/100). Built in 1963, the bridge carries 146K vehicles daily on I-75 7TH ST. over Gest ST Within Ir R/W.

I-75 7TH ST. carries a B on the BridgeSafety Condition Score with 71/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.

The bridge was built in 1963 and is now 63 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I-75 7TH ST. carries an average daily traffic count of 145,897 vehicles, with 2 lane(s) crossing Gest ST Within Ir R/W. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.

B
71/100
71
Condition Score
146K
Daily Traffic
1963
Year Built
74.7m
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

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I-75 7TH ST.
Crosses Over
Gest ST Within Ir R/W
State
Ohio
County
Hamilton County
Location
.3 MI N Of SR 264da
Year Built
1963
Age
63 years
Daily Traffic
145,897
Lanes
2
Length
74.7 meters
Owner
State Highway Agency
Structure Number
3109062

About This Bridge

I-75 7TH ST. is a 63-year-old bridge located .3 MI N Of SR 264da in Hamilton County, Ohio. The bridge carries I-75 7TH ST. over Gest ST Within Ir R/W with 2 traffic lanes, handling approximately 146K vehicles per day. Built in 1963, the structure spans 74.7 meters.

The bridge received a Condition Grade of B (71/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

.3 MI N Of SR 264da, Hamilton County, Ohio

39.103089, -84.527181

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Frequently Asked Questions

I-75 7TH ST. has a Condition Score of 71/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

I-75 7TH ST. was built in 1963, making it 63 years old. The average bridge age in the United States is 48 years.

I-75 7TH ST. carries approximately 146K vehicles per day (average daily traffic). The bridge has 2 traffic lanes. It is 74.7 meters long and located on I-75 7TH ST. in .3 MI N Of SR 264da, Hamilton County, Ohio.

No, I-75 7TH ST. 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-75 7TH ST. is located .3 MI N Of SR 264da in Hamilton County, Ohio. The bridge carries I-75 7TH ST. over Gest ST Within Ir R/W. Its coordinates are 39.103089, -84.527181. It is maintained by State Highway Agency.

I-75 7TH ST. carries I-75 7TH ST. over Gest ST Within Ir R/W. The bridge is 74.7 meters long and was built in 1963.

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.

Source: FHWA National Bridge Inventory, 2026.