State Highway 88
Carrying State Highway 88 over Ouachita River - Polk Co
3.26 MI E JCT US 71, Polk, Arkansas
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
State Highway 88 in Polk, Arkansas sits above 24% of rated Arkansas bridges on inventory load rating (22 t), while its 1955 build year is earlier than 47% of Polk's recorded-year cohort (221 bridges).
State Highway 88 in Polk, Arkansas is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1955, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 AR:000000000002960
INTERSTATE-ERA · STEEL · LONG-SPAN-RUN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- STEEL Steel
- LONG-SPAN-RUN 6 spans
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
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: State Highway 88
The State Highway 88 bridge in Polk, Arkansas carries State Highway 88 over Ouachita River - Polk Co. It was built in 1955, making it 71 years old today. The structure is built primarily of steel and spans 6 sections, stretching 92.0 meters (302 feet) end to end. Daily traffic averages 3,700 vehicles, placing it in the moderately-trafficked tier of Arkansas bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 4/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How State Highway 88 compares
Age against the county: built in 1955, earlier than 103 of Polk's 221 bridges with a recorded construction year (47%), against a county median build year of 1953. This is one of the newer structures in its county.
Live comparison across Arkansas bridges with a recorded inventory load rating (12,914 of 12,974 rated).
State Highway 88 vs every rated Arkansas bridge
Inventory load rating (metric tons), FHWA NBI, this state
22 Top 76% higher than 24% of 12,914 bridges
rated Arkansas 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.
Polk inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 221 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
- 1955
- Material
- Steel
- Number of Spans
- 6
- Structure Length
- 92.0 m (302 ft)
- Deck Width
- 8.7 m (29 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 3,700 vehicles/day
- Structure Number
- 000000000002960
Condition Analysis
- • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear on file for this vintage.
- • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
State Highway 88 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 State Highway 88 against other structures in Polk and across Arkansas. Arkansas 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 State Highway 88?
State Highway 88 in Polk, Arkansas has a deck rating of 6/9, superstructure rating of 4/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is State Highway 88 inspected?
State Highway 88'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 3,700 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. State Highway 88 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 State Highway 88?
State Highway 88 has an NBI inventory load rating of 21.8 metric tons.
Who is responsible for maintaining State Highway 88?
State Highway 88 is owned and maintained by State Highway Agency.
How old is State Highway 88 and does age affect safety?
State Highway 88 was built in 1955, making it 71 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.