OLD US34
Carrying OLD US34 over MISSOURI RIVER
2E PLATTSMOUTH, Cass, Nebraska
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: OLD US34
The OLD US34 bridge in Cass, Nebraska carries OLD US34 over MISSOURI RIVER. It was built in 1929, making it 97 years old today. It was last reconstructed in 2008, extending its service life. The structure is built primarily of steel continuous and spans 3 sections, stretching 430.7 meters (1413 feet) end to end. Daily traffic averages 1,385 vehicles, placing it in the moderately-trafficked tier of Nebraska bridges. It is owned and maintained by Other Local Agencies.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 4/9, substructure at 3/9. 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. 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 OLD US34 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 How the historical reference is calculated.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
- 1929
- Last Reconstructed
- 2008
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 430.7 m (1413 ft)
- Deck Width
- 6.7 m (22 ft)
- Owner
- Other Local Agencies
- Avg Daily Traffic
- 1,385 vehicles/day
- Structure Number
- S034 38208
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
- • The substructure (piers and abutments) is in poor condition (3/9), showing advanced deterioration that may require priority repair.
How to read this record
OLD US34 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 OLD US34 against other structures in Cass 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 OLD US34?
OLD US34 in Cass, Nebraska has a deck rating of 6/9, superstructure rating of 4/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.
How often is OLD US34 inspected?
OLD US34'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 1,385 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OLD US34 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 OLD US34?
OLD US34 has an NBI inventory load rating of 21.0 metric tons.
Who is responsible for maintaining OLD US34?
OLD US34 is owned and maintained by Other Local Agencies.
How old is OLD US34 and does age affect safety?
OLD US34 was built in 1929, making it 97 years old and last reconstructed in 2008.
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.