COLL 7747
Carrying COLL 7747 over BIG BLUE RIVER
1N OF DEWITT, Saline, Nebraska
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
COLL 7747 in Saline, Nebraska sits above 72% of rated Nebraska bridges on inventory load rating (34 t), while its 1984 build year is earlier than 55% of Saline's recorded-year cohort (312 bridges).
COLL 7747 in Saline, Nebraska is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1984, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. 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 NE:C007614710P
LATE-CENTURY · STEEL · LONG-SPAN-RUN · SUB-LED · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- STEEL Steel
- LONG-SPAN-RUN 4 spans
- SUB-LED Substructure-led
- LOCAL-ADT Local 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: COLL 7747
The COLL 7747 bridge in Saline, Nebraska carries COLL 7747 over BIG BLUE RIVER. It was built in 1984, making it 42 years old today. The structure is built primarily of steel continuous and spans 4 sections, stretching 116.7 meters (383 feet) end to end. Daily traffic averages 225 vehicles, placing it in the lower-traffic tier of Nebraska bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.
How COLL 7747 compares
Age against the county: built in 1984, earlier than 172 of Saline's 312 bridges with a recorded construction year (55%), against a county median build year of 1991. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Nebraska bridges with a recorded inventory load rating (15,392 of 15,398 rated).
COLL 7747 vs every rated Nebraska bridge
Inventory load rating (metric tons), FHWA NBI, this state
34 Top 28% higher than 72% 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
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.
Saline inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 312 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
- 1984
- Material
- Steel Continuous
- Number of Spans
- 4
- Structure Length
- 116.7 m (383 ft)
- Deck Width
- 9.2 m (30 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 225 vehicles/day
- Structure Number
- C007614710P
Condition Analysis
- • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
- • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether COLL 7747 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 7747 against other structures in Saline 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 7747?
COLL 7747 in Saline, Nebraska has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is COLL 7747 inspected?
COLL 7747'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 225 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. COLL 7747 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 COLL 7747?
COLL 7747 has an NBI inventory load rating of 34.0 metric tons.
Who is responsible for maintaining COLL 7747?
COLL 7747 is owned and maintained by County Highway Agency.
How old is COLL 7747 and does age affect safety?
COLL 7747 was built in 1984, making it 42 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.