FHWA NBI 2024 Inspection record Public-domain dataset

COLL 7346

Carrying COLL 7346 over ROPE CREEK

NJCT US136/US183 10N, Harlan, Nebraska

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
22 t Inventory load rating Lower than 77% of rated Nebraska bridges

COLL 7346 in Harlan, Nebraska sits above 23% of rated Nebraska bridges on inventory load rating (22 t), while its 1971 build year is earlier than 50% of Harlan's recorded-year cohort (92 bridges).

COLL 7346 in Harlan, Nebraska is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1971, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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 NE:S183 01917L

INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · TRACE-ADT · STANDARD-LOAD · CAT-GOOD

  • INTERSTATE-ERA 1950–1979
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • CULVERT-LED Culvert-led
  • TRACE-ADT Trace ADT
  • STANDARD-LOAD Standard load
  • CAT-GOOD Good

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: COLL 7346

The COLL 7346 bridge in Harlan, Nebraska carries COLL 7346 over ROPE CREEK. It was built in 1971, making it 55 years old today. It was last reconstructed in 1993, extending its service life. The structure is built primarily of concrete and spans 2 sections, stretching 6.4 meters (21 feet) end to end. Daily traffic averages 45 vehicles, placing it in the lower-traffic tier of Nebraska bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How COLL 7346 compares

▼ 5.4
Load rating vs Nebraska average (27.4 t; 15,392 of 15,398 rated)
92
Bridges in Harlan · 9 in Poor condition

Age against the county: built in 1971, earlier than 46 of Harlan's 92 bridges with a recorded construction year (50%), against a county median build year of 1971.

COLL 7346 22.0 t
Nebraska average (15,392 of 15,398 rated) 27.4 t

Live comparison across Nebraska bridges with a recorded inventory load rating (15,392 of 15,398 rated).

COLL 7346 vs every rated Nebraska bridge

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

22 Top 77% higher than 23% of 15,392 bridges

rated Nebraska 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

Culvert
7/9
Good (7–9)
Inventory Load Rating
22.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Harlan inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 92 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
1971
Last Reconstructed
1993
Material
Concrete
Number of Spans
2
Structure Length
6.4 m (21 ft)
0
Owner
State Highway Agency
Avg Daily Traffic
45 vehicles/day
Structure Number
S183 01917L

How to read this record

This page shows what the last federal inspection recorded, not whether COLL 7346 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 COLL 7346 against other structures in Harlan and across Nebraska. Nebraska 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 COLL 7346?

COLL 7346 in Harlan, Nebraska on the FHWA's 0–9 scale.

How often is COLL 7346 inspected?

COLL 7346'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 45 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COLL 7346 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for COLL 7346?

COLL 7346 has an NBI inventory load rating of 22.0 metric tons.

Who is responsible for maintaining COLL 7346?

COLL 7346 is owned and maintained by State Highway Agency.

How old is COLL 7346 and does age affect safety?

COLL 7346 was built in 1971, making it 55 years old and last reconstructed in 1993.

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

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.

XFacebookLinkedInWhatsAppEmail

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.