RTE 30
Carrying RTE 30 over E BR DELAWARE RVR
AT MARGARETVILLE, Delaware, New York
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
RTE 30 in Delaware, New York sits above 8% of rated New York bridges on inventory load rating (21 t), while its 1932 build year is earlier than 96% of Delaware's recorded-year cohort (450 bridges).
RTE 30 in Delaware, New York is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1932, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 NY:000000001053430
PRE-1950 · STEEL · SINGLE-SPAN · DECK-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR
- PRE-1950 Pre-1950
- STEEL Steel
- SINGLE-SPAN Single span
- DECK-LED Deck-led
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
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: RTE 30
The RTE 30 bridge in Delaware, New York carries RTE 30 over E BR DELAWARE RVR. It was built in 1932, making it 94 years old today. The structure is built primarily of steel and spans 1 section, stretching 32.0 meters (105 feet) end to end. Daily traffic averages 3,033 vehicles, placing it in the moderately-trafficked tier of New York bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How RTE 30 compares
Age against the county: built in 1932, earlier than 432 of Delaware's 450 bridges with a recorded construction year (96%), against a county median build year of 1976. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across New York bridges with a recorded inventory load rating (17,641 of 17,642 rated).
RTE 30 vs every rated New York bridge
Inventory load rating (metric tons), FHWA NBI, this state
21 Top 92% higher than 8% of 17,641 bridges
rated New York 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.
Delaware inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 450 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
- 1932
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 32.0 m (105 ft)
- Deck Width
- 8.1 m (27 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 3,033 vehicles/day
- Structure Number
- 000000001053430
Condition Analysis
- • The deck (driving surface) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • At 5/9, 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
RTE 30 is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare RTE 30 against other structures in Delaware and across New York. New York 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 RTE 30?
RTE 30 in Delaware, New York has a deck rating of 4/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is RTE 30 inspected?
RTE 30'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 3,033 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RTE 30 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for RTE 30?
RTE 30 has an NBI inventory load rating of 20.7 metric tons.
Who is responsible for maintaining RTE 30?
RTE 30 is owned and maintained by State Highway Agency.
How old is RTE 30 and does age affect safety?
RTE 30 was built in 1932, making it 94 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.