US17 NBL
Carrying US17 NBL over READY BRANCH
0.1M. N. OF SR1521, Martin, North Carolina
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
US17 NBL in Martin, North Carolina sits above 51% of rated North Carolina bridges on inventory load rating (43 t), while its 1969 build year is earlier than 73% of Martin's recorded-year cohort (124 bridges).
US17 NBL in Martin, North Carolina is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1969, 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 NC:000000001170004
INTERSTATE-ERA · STEEL · MULTI-SPAN · SUB-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-FAIR
- INTERSTATE-ERA 1950–1979
- STEEL Steel
- MULTI-SPAN 3 spans
- SUB-LED Substructure-led
- ARTERIAL-ADT Arterial 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: US17 NBL
The US17 NBL bridge in Martin, North Carolina carries US17 NBL over READY BRANCH. It was built in 1969, making it 57 years old today. The structure is built primarily of steel and spans 3 sections, stretching 36.5 meters (120 feet) end to end. Daily traffic averages 3,150 vehicles, placing it in the moderately-trafficked tier of North Carolina bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How US17 NBL compares
Age against the county: built in 1969, earlier than 90 of Martin's 124 bridges with a recorded construction year (73%), against a county median build year of 1998. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across North Carolina bridges with a recorded inventory load rating (19,160 of 19,210 rated).
US17 NBL vs every rated North Carolina bridge
Inventory load rating (metric tons), FHWA NBI, this state
43 Top 49% higher than 51% of 19,160 bridges
rated North Carolina 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.
Martin inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 124 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
- 1969
- Material
- Steel
- Number of Spans
- 3
- Structure Length
- 36.5 m (120 ft)
- Deck Width
- 12.9 m (42 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 3,150 vehicles/day
- Structure Number
- 000000001170004
Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
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 US17 NBL 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 US17 NBL against other structures in Martin and across North Carolina. North Carolina 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 US17 NBL?
US17 NBL in Martin, North Carolina has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is US17 NBL inspected?
US17 NBL'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 3,150 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. US17 NBL 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 US17 NBL?
US17 NBL has an NBI inventory load rating of 42.6 metric tons.
Who is responsible for maintaining US17 NBL?
US17 NBL is owned and maintained by State Highway Agency.
How old is US17 NBL and does age affect safety?
US17 NBL was built in 1969, making it 57 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.