FHWA NBI 2024 Inspection record Public-domain dataset

I-15(SR-15)NBANDSB

Carrying I-15(SR-15)NBANDSB over LAYTON PUMP INTAKE CHAN.

0.4 NO.of 20th ST.INTCHG., Weber, Utah

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
59 t Inventory load rating

Bridge Snapshot: I-15(SR-15)NBANDSB

The I-15(SR-15)NBANDSB bridge in Weber, Utah carries I-15(SR-15)NBANDSB over LAYTON PUMP INTAKE CHAN.. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 10.8 meters (35 feet) end to end. Daily traffic averages 94,016 vehicles, placing it in the heavily-trafficked tier of Utah 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 58.6 metric tons.

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

How I-15(SR-15)NBANDSB compares

▲ 21.8
Load rating vs Utah average (36.8 t)
Top 11%
Higher load rating than 89% of Utah bridges
129
Bridges in Weber · 4 in Poor condition
I-15(SR-15)NBANDSB 58.6 t
Utah average 36.8 t

Live comparison across Utah.

Historical Sufficiency Rating

PlainBridge-computed
69.5 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
14.5
Essentiality /15
0.0
Special reductions
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 How the historical reference is calculated.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
58.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1968
Material
Concrete Continuous
Number of Spans
2
Structure Length
10.8 m (35 ft)
Deck Width
54.9 m (180 ft)
Owner
State Highway Agency
Avg Daily Traffic
94,016 vehicles/day
Structure Number
0E1456

How to read this record

This page shows what the last federal inspection recorded, not whether I-15(SR-15)NBANDSB 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 I-15(SR-15)NBANDSB against other structures in Weber 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 I-15(SR-15)NBANDSB?

I-15(SR-15)NBANDSB in Weber, Utah on the FHWA's 0–9 scale.

How often is I-15(SR-15)NBANDSB inspected?

I-15(SR-15)NBANDSB'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 94,016 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I-15(SR-15)NBANDSB 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 I-15(SR-15)NBANDSB?

I-15(SR-15)NBANDSB has an NBI inventory load rating of 58.6 metric tons.

Who is responsible for maintaining I-15(SR-15)NBANDSB?

I-15(SR-15)NBANDSB is owned and maintained by State Highway Agency.

How old is I-15(SR-15)NBANDSB and does age affect safety?

I-15(SR-15)NBANDSB was built in 1968, making it 58 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

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.