FHWA NBI 2024 Inspection record Public-domain dataset

ND HIGHWAY 1804

Carrying ND HIGHWAY 1804 over BADGER CREEK

13 WEST OF HAZELTON, Emmons, North Dakota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
25 t Inventory load rating

Bridge Snapshot: ND HIGHWAY 1804

The ND HIGHWAY 1804 bridge in Emmons, North Dakota carries ND HIGHWAY 1804 over BADGER CREEK. It was built in 1964, making it 62 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 33.8 meters (111 feet) end to end. Daily traffic averages 210 vehicles, placing it in the lower-traffic tier of North Dakota bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 25.0 metric tons.

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

How ND HIGHWAY 1804 compares

▼ 7.4
Load rating vs North Dakota average (32.4 t)
Bottom 36%
Lower load rating than 64% of North Dakota bridges
67
Bridges in Emmons · 2 in Poor condition
ND HIGHWAY 1804 25.0 t
North Dakota average 32.4 t

Live comparison across North Dakota.

Historical Sufficiency Rating

PlainBridge-computed
64.4 / 100 - historical 50–79.9 band
Structural adequacy /55
23.4
Serviceability /30
28.0
Essentiality /15
14.1
Special reductions
−1.1

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 How the historical reference is calculated.

Condition Ratings

Superstructure
7/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
25.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1964
Last Reconstructed
1985
Material
Prestressed Concrete
Number of Spans
3
Structure Length
33.8 m (111 ft)
Deck Width
11.1 m (36 ft)
Owner
State Highway Agency
Avg Daily Traffic
210 vehicles/day
Structure Number
1804046958

Condition Analysis

  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

ND HIGHWAY 1804 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 ND HIGHWAY 1804 against other structures in Emmons and across North Dakota. North Dakota 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 ND HIGHWAY 1804?

ND HIGHWAY 1804 in Emmons, North Dakota, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is ND HIGHWAY 1804 inspected?

ND HIGHWAY 1804'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 210 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ND HIGHWAY 1804 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 ND HIGHWAY 1804?

ND HIGHWAY 1804 has an NBI inventory load rating of 25.0 metric tons.

Who is responsible for maintaining ND HIGHWAY 1804?

ND HIGHWAY 1804 is owned and maintained by State Highway Agency.

How old is ND HIGHWAY 1804 and does age affect safety?

ND HIGHWAY 1804 was built in 1964, making it 62 years old and last reconstructed in 1985.

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.