S.H. 34
Carrying S.H. 34 over FLAT CREEK
4.3 MI S JCT S.H. 152, Beckham, Oklahoma
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
S.H. 34 in Beckham, Oklahoma is rated Good in the FHWA's 2024 National Bridge Inventory.
Built in 1932, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. 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 OK:037430000000000
PRE-1950 · STEEL · MULTI-SPAN · TIED-CTRL · ARTERIAL-ADT · HEAVY-LOAD · CAT-GOOD
- PRE-1950 Pre-1950
- STEEL Steel
- MULTI-SPAN 3 spans
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- HEAVY-LOAD Heavy 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.
Structural health score
A composite of the deck, superstructure, and substructure NBI condition ratings plus the inventory load rating, benchmarked against the full national bridge corpus, distinct from the Good/Fair/Poor category above.
Bridge Snapshot: S.H. 34
The S.H. 34 bridge in Beckham, Oklahoma carries S.H. 34 over FLAT CREEK. It was built in 1932, making it 94 years old today. It was last reconstructed in 2012, extending its service life. The structure is built primarily of steel and spans 3 sections, stretching 27.7 meters (91 feet) end to end. Daily traffic averages 1,000 vehicles, placing it in the lower-traffic tier of Oklahoma bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection places the weakest component in good condition (see the full component ratings below). No reported major component scores in the Poor range under the current federal condition thresholds.
How S.H. 34 compares
Age against the county: built in 1932, earlier than 291 of Beckham's 312 bridges with a recorded construction year (93%), against a county median build year of 1970. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Oklahoma bridges with a recorded inventory load rating (22,909 of 22,917 rated).
S.H. 34 vs every rated Oklahoma bridge
Inventory load rating (metric tons), FHWA NBI, this state
58 Top 6% higher than 94% of 22,909 bridges
rated Oklahoma 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.
Beckham 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
- 1932
- Last Reconstructed
- 2012
- Material
- Steel
- Number of Spans
- 3
- Structure Length
- 27.7 m (91 ft)
- Deck Width
- 9.8 m (32 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 1,000 vehicles/day
- Structure Number
- 037430000000000
Condition Analysis
- • The deck (driving surface) rates good at 8/9, with no significant deterioration on file.
- • The superstructure (beams and supports above the deck) rates good at 8/9, with no significant deterioration on file.
- • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.
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 S.H. 34 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 S.H. 34 against other structures in Beckham and across Oklahoma. Oklahoma 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 S.H. 34?
S.H. 34 in Beckham, Oklahoma has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.
How often is S.H. 34 inspected?
S.H. 34'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 1,000 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. S.H. 34 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 S.H. 34?
S.H. 34 has an NBI inventory load rating of 58.1 metric tons.
Who is responsible for maintaining S.H. 34?
S.H. 34 is owned and maintained by State Highway Agency.
How old is S.H. 34 and does age affect safety?
S.H. 34 was built in 1932, making it 94 years old and last reconstructed in 2012.
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.