I-395 SPUR NB
Carrying I-395 SPUR NB over HAMBURG ST & RR
Milepost M4.0, Baltimore city, Maryland
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
I-395 SPUR NB in Baltimore city, Maryland sits above 67% of rated Maryland bridges on inventory load rating (54 t), while its 1982 build year is earlier than 14% of Baltimore city's recorded-year cohort (374 bridges).
I-395 SPUR NB in Baltimore city, Maryland is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1982, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure MD:300000BCWT40011
LATE-CENTURY · STEEL · LONG-SPAN-RUN · SUPER-LED · HEAVY-ADT · HEAVY-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- STEEL Steel
- LONG-SPAN-RUN 14 spans
- SUPER-LED Superstructure-led
- HEAVY-ADT Heavy ADT
- HEAVY-LOAD Heavy load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: I-395 SPUR NB
The I-395 SPUR NB bridge in Baltimore city, Maryland carries I-395 SPUR NB over HAMBURG ST & RR. It was built in 1982, making it 44 years old today. The structure is built primarily of steel continuous and spans 14 sections, stretching 456.6 meters (1498 feet) end to end. Daily traffic averages 21,446 vehicles, placing it in the heavily-trafficked tier of Maryland bridges. It is owned and maintained by State Toll Authority.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range.
How I-395 SPUR NB compares
Age against the county: built in 1982, earlier than 51 of Baltimore city's 374 bridges with a recorded construction year (14%), against a county median build year of 1972. This is one of the newer structures in its county.
Live comparison across Maryland bridges with a recorded inventory load rating (5,479 of 5,484 rated).
I-395 SPUR NB vs every rated Maryland bridge
Inventory load rating (metric tons), FHWA NBI, this state
54 Top 33% higher than 67% of 5,479 bridges
rated Maryland bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Baltimore city inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 374 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1982
- Material
- Steel Continuous
- Number of Spans
- 14
- Structure Length
- 456.6 m (1498 ft)
- Deck Width
- 13.2 m (43 ft)
- Owner
- State Toll Authority
- Avg Daily Traffic
- 21,446 vehicles/day
- Structure Number
- 300000BCWT40011
Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether I-395 SPUR NB is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare I-395 SPUR NB against other structures in Baltimore city and across Maryland. Maryland bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for I-395 SPUR NB?
I-395 SPUR NB in Baltimore city, Maryland has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is I-395 SPUR NB inspected?
I-395 SPUR NB's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 21,446 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I-395 SPUR NB is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for I-395 SPUR NB?
I-395 SPUR NB has an NBI inventory load rating of 53.5 metric tons.
Who is responsible for maintaining I-395 SPUR NB?
I-395 SPUR NB is owned and maintained by State Toll Authority.
How old is I-395 SPUR NB and does age affect safety?
I-395 SPUR NB was built in 1982, making it 44 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.