FHWA NBI 2024 Inspection record Public-domain dataset

DUPONT HWY/US13

Carrying DUPONT HWY/US13 over ARMY CREEK

SOUTH OF NEW CASTLE, New Castle, Delaware

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
31 t Inventory load rating

Bridge Snapshot: DUPONT HWY/US13

The DUPONT HWY/US13 bridge in New Castle, Delaware carries DUPONT HWY/US13 over ARMY CREEK. It was built in 1922, making it 104 years old today. It was last reconstructed in 1975, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 6.3 meters (21 feet) end to end. Daily traffic averages 47,960 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. All reported major components score above the Poor range. Its NBI inventory load rating is 30.5 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How DUPONT HWY/US13 compares

▼ 9.0
Load rating vs Delaware average (39.5 t)
Bottom 19%
Lower load rating than 81% of Delaware bridges
533
Bridges in New Castle · 5 in Poor condition
DUPONT HWY/US13 30.5 t
Delaware average 39.5 t

Live comparison across Delaware.

Historical Sufficiency Rating

PlainBridge-computed
93.9 / 100 - historical 80–100 band
Structural adequacy /55
54.1
Serviceability /30
30.0
Essentiality /15
12.7
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

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

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

Structural Details

Year Built
1922
Last Reconstructed
1975
Material
Concrete
Number of Spans
1
Structure Length
6.3 m (21 ft)
Deck Width
28.4 m (93 ft)
Owner
State Highway Agency
Avg Daily Traffic
47,960 vehicles/day
Structure Number
1660 082

How to read this record

This page shows what the last federal inspection recorded, not whether DUPONT HWY/US13 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 HWY/US13 against other structures in New Castle 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 HWY/US13?

DUPONT HWY/US13 in New Castle, Delaware on the FHWA's 0–9 scale.

How often is DUPONT HWY/US13 inspected?

DUPONT HWY/US13'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 47,960 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. DUPONT HWY/US13 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 HWY/US13?

DUPONT HWY/US13 has an NBI inventory load rating of 30.5 metric tons.

Who is responsible for maintaining DUPONT HWY/US13?

DUPONT HWY/US13 is owned and maintained by State Highway Agency.

How old is DUPONT HWY/US13 and does age affect safety?

DUPONT HWY/US13 was built in 1922, making it 104 years old and last reconstructed in 1975.

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

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.