FHWA NBI 2024 Inspection record Public-domain dataset

HELPER MAIN STREET

Carrying HELPER MAIN STREET over PRICE RIVER

NORTH MAIN ST. IN HELPER, Carbon, Utah

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating Lower than 68% of rated Utah bridges

HELPER MAIN STREET in Carbon, Utah sits above 32% of rated Utah bridges on inventory load rating (28 t), while its 1976 build year is earlier than 60% of Carbon's recorded-year cohort (73 bridges).

HELPER MAIN STREET in Carbon, Utah is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1976, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. 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 UT:0F 384

INTERSTATE-ERA · PRESTRESS · SINGLE-SPAN · DECK-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • PRESTRESS Prestressed concrete
  • SINGLE-SPAN Single span
  • DECK-LED Deck-led
  • ARTERIAL-ADT Arterial 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: HELPER MAIN STREET

The HELPER MAIN STREET bridge in Carbon, Utah carries HELPER MAIN STREET over PRICE RIVER. It was built in 1976, making it 50 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 32.8 meters (108 feet) end to end. Daily traffic averages 3,067 vehicles, placing it in the moderately-trafficked tier of Utah bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, 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 HELPER MAIN STREET compares

▼ 8.5
Load rating vs Utah average (36.4 t; 3,113 of 3,125 rated)
73
Bridges in Carbon · 2 in Poor condition

Age against the county: built in 1976, earlier than 44 of Carbon's 73 bridges with a recorded construction year (60%), against a county median build year of 1979. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

HELPER MAIN STREET 27.9 t
Utah average (3,113 of 3,125 rated) 36.4 t

Live comparison across Utah bridges with a recorded inventory load rating (3,113 of 3,125 rated).

HELPER MAIN STREET vs every rated Utah bridge

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

28 Top 68% higher than 32% of 3,113 bridges

rated Utah 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

Deck
5/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
27.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Carbon inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 73 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
1976
Material
Prestressed Concrete
Number of Spans
1
Structure Length
32.8 m (108 ft)
Deck Width
13.7 m (45 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
3,067 vehicles/day
Structure Number
0F 384

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • 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.

How to read this record

This page shows what the last federal inspection recorded, not whether HELPER MAIN STREET 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 HELPER MAIN STREET against other structures in Carbon and across Utah. Utah 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 HELPER MAIN STREET?

HELPER MAIN STREET in Carbon, Utah has a deck rating of 5/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is HELPER MAIN STREET inspected?

HELPER MAIN STREET'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 3,067 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HELPER MAIN STREET 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 HELPER MAIN STREET?

HELPER MAIN STREET has an NBI inventory load rating of 27.9 metric tons.

Who is responsible for maintaining HELPER MAIN STREET?

HELPER MAIN STREET is owned and maintained by City/Municipal Highway Agency.

How old is HELPER MAIN STREET and does age affect safety?

HELPER MAIN STREET was built in 1976, making it 50 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.

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.