FHWA NBI 2024 Inspection record Public-domain dataset

DUPONT BLVD/US113

Carrying DUPONT BLVD/US113 over WARTONS BRANCH

NORTH OF DAGSBORO, Sussex, Delaware

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating Lower than 94% of rated Delaware bridges

DUPONT BLVD/US113 in Sussex, Delaware sits above 6% of rated Delaware bridges on inventory load rating (24 t), while its 1911 build year is earlier than 99% of Sussex's recorded-year cohort (153 bridges).

DUPONT BLVD/US113 in Sussex, Delaware is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1911, it carries 1 rated component 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 DE:3504 113

PRE-1950 · CONCRETE · MULTI-SPAN · CULVERT-LED · HEAVY-ADT · STANDARD-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • CULVERT-LED Culvert-led
  • HEAVY-ADT Heavy ADT
  • STANDARD-LOAD Standard 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: DUPONT BLVD/US113

The DUPONT BLVD/US113 bridge in Sussex, Delaware carries DUPONT BLVD/US113 over WARTONS BRANCH. It was built in 1911, making it 115 years old today. It was last reconstructed in 1965, extending its service life. The structure is built primarily of concrete and spans 2 sections, stretching 8.8 meters (29 feet) end to end. Daily traffic averages 23,985 vehicles, placing it in the heavily-trafficked tier of Delaware bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.

How DUPONT BLVD/US113 compares

▼ 15.3
Load rating vs Delaware average (39.3 t; 872 rated)
153
Bridges in Sussex · 3 in Poor condition

Age against the county: built in 1911, earlier than 151 of Sussex's 153 bridges with a recorded construction year (99%), against a county median build year of 1973. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

DUPONT BLVD/US113 24.0 t
Delaware average (872 rated) 39.3 t

Live comparison across Delaware bridges with a recorded inventory load rating (872 rated).

DUPONT BLVD/US113 vs every rated Delaware bridge

Inventory load rating (metric tons), FHWA NBI, this state

24 Top 94% higher than 6% of 872 bridges

rated Delaware 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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
24.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Sussex inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 153 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
1911
Last Reconstructed
1965
Material
Concrete
Number of Spans
2
Structure Length
8.8 m (29 ft)
Deck Width
31.7 m (104 ft)
Owner
State Highway Agency
Avg Daily Traffic
23,985 vehicles/day
Structure Number
3504 113

How to read this record

This page shows what the last federal inspection recorded, not whether DUPONT BLVD/US113 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 DUPONT BLVD/US113 against other structures in Sussex and across Delaware. Delaware 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 DUPONT BLVD/US113?

DUPONT BLVD/US113 in Sussex, Delaware on the FHWA's 0–9 scale.

How often is DUPONT BLVD/US113 inspected?

DUPONT BLVD/US113'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 23,985 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. DUPONT BLVD/US113 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 DUPONT BLVD/US113?

DUPONT BLVD/US113 has an NBI inventory load rating of 24.0 metric tons.

Who is responsible for maintaining DUPONT BLVD/US113?

DUPONT BLVD/US113 is owned and maintained by State Highway Agency.

How old is DUPONT BLVD/US113 and does age affect safety?

DUPONT BLVD/US113 was built in 1911, making it 115 years old and last reconstructed in 1965.

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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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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.