400 EAST STREET
Carrying 400 EAST STREET over AMERICAN FORK CREEK
450 N. 400 E. AMER. FORK, Utah, Utah
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
400 EAST STREET in Utah, Utah sits above 5% of rated Utah bridges on inventory load rating (15 t), while its 1975 build year is earlier than 79% of Utah's recorded-year cohort (271 bridges).
400 EAST STREET in Utah, Utah is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1975, it carries 1 rated component 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 UT:049069V
INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · LIGHT-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- MULTI-SPAN 2 spans
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial ADT
- LIGHT-LOAD Light 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: 400 EAST STREET
The 400 EAST STREET bridge in Utah, Utah carries 400 EAST STREET over AMERICAN FORK CREEK. It was built in 1975, making it 51 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 1,260 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 culvert 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.
How 400 EAST STREET compares
Age against the county: built in 1975, earlier than 213 of Utah's 271 bridges with a recorded construction year (79%), against a county median build year of 2006. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Utah bridges with a recorded inventory load rating (3,113 of 3,125 rated).
400 EAST STREET vs every rated Utah bridge
Inventory load rating (metric tons), FHWA NBI, this state
15 Top 95% higher than 5% 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
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Utah inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 271 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
- 1975
- Material
- Concrete
- Number of Spans
- 2
- Structure Length
- 10.4 m (34 ft)
- Deck Width
- 23.5 m (77 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 1,260 vehicles/day
- Structure Number
- 049069V
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
400 EAST STREET 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 400 EAST STREET against other structures in Utah 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 400 EAST STREET?
400 EAST STREET in Utah, Utah on the FHWA's 0–9 scale.
How often is 400 EAST STREET inspected?
400 EAST 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 1,260 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. 400 EAST STREET 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 400 EAST STREET?
400 EAST STREET has an NBI inventory load rating of 14.9 metric tons.
Who is responsible for maintaining 400 EAST STREET?
400 EAST STREET is owned and maintained by City/Municipal Highway Agency.
How old is 400 EAST STREET and does age affect safety?
400 EAST STREET was built in 1975, making it 51 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.