CO. ROAD 400TH ST.
Carrying CO. ROAD 400TH ST. over TRIB LOOKING GLASS CRK
4.5S 4W OF LINDSAY, Platte, Nebraska
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: CO. ROAD 400TH ST.
The CO. ROAD 400TH ST. bridge in Platte, Nebraska carries CO. ROAD 400TH ST. over TRIB LOOKING GLASS CRK. It was built in 1935, making it 91 years old today. It was last reconstructed in 1981, extending its service life. The structure is built primarily of wood or timber and spans 1 section, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 10 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 5/9, superstructure at 5/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 21.0 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How CO. ROAD 400TH ST. compares
Live comparison across Nebraska.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1935
- Last Reconstructed
- 1981
- Material
- Wood or Timber
- Number of Spans
- 1
- Structure Length
- 10.1 m (33 ft)
- Deck Width
- 4.9 m (16 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 10 vehicles/day
- Structure Number
- C007101805
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.
How to read this record
This page shows what the last federal inspection recorded, not whether CO. ROAD 400TH ST. 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 CO. ROAD 400TH ST. against other structures in Platte 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 CO. ROAD 400TH ST.?
CO. ROAD 400TH ST. in Platte, Nebraska has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is CO. ROAD 400TH ST. inspected?
CO. ROAD 400TH ST.'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 10 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CO. ROAD 400TH ST. 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 CO. ROAD 400TH ST.?
CO. ROAD 400TH ST. has an NBI inventory load rating of 21.0 metric tons.
Who is responsible for maintaining CO. ROAD 400TH ST.?
CO. ROAD 400TH ST. is owned and maintained by County Highway Agency.
How old is CO. ROAD 400TH ST. and does age affect safety?
CO. ROAD 400TH ST. was built in 1935, making it 91 years old and last reconstructed in 1981.
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.
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.