I-83
I-83 in 0.03 MI W Of North AVE, Baltimore County, Maryland received a condition grade of C (51/100). Built in 1959, the bridge carries 127K vehicles daily on I-83 over Csx Mta Amtrak And Nor. It is classified as structurally deficient.
I-83 carries a C on the BridgeSafety Condition Score with 51/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1959 and is now 67 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-83 carries an average daily traffic count of 127,291 vehicles, with 7 lane(s) crossing Csx Mta Amtrak And Nor. The owning agency is City/Municipal; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I-83 is a 67-year-old bridge located 0.03 MI W Of North AVE in Baltimore County, Maryland. The bridge carries I-83 over Csx Mta Amtrak And Nor with 7 traffic lanes, handling approximately 127K vehicles per day. Built in 1959 and reconstructed in 1988, the structure spans 360.6 meters.
The bridge received a Condition Grade of C (51/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 5/9 (fair), and substructure 4/9 (poor). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below, this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by City/Municipal.
Location Map
Frequently Asked Questions
I-83 has a Condition Score of 51/100 (Grade C). Its deck is rated 7/9, superstructure 5/9, and substructure 4/9 on the NBI scale. The bridge is classified as structurally deficient.
I-83 was built in 1959 and reconstructed in 1988, making it 67 years old. The average bridge age in the United States is 48 years.
I-83 carries approximately 127K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 360.6 meters long and located on I-83 in 0.03 MI W Of North AVE, Baltimore County, Maryland.
Yes, I-83 is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
I-83 is located 0.03 MI W Of North AVE in Baltimore County, Maryland. The bridge carries I-83 over Csx Mta Amtrak And Nor. Its coordinates are 39.311353, -76.624233. It is maintained by City/Municipal.
I-83 carries I-83 over Csx Mta Amtrak And Nor. The bridge is 360.6 meters long and was built in 1959, with reconstruction in 1988.
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.