FHWA NBI 2024 Inspection record Public-domain dataset

SH 187 Carroll

Carrying SH 187 Carroll over LEATHERWOOD CREEK

0.9 MI N JCT SH 23, Carroll, Arkansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
33 t Inventory load rating

Bridge Snapshot: SH 187 Carroll

The SH 187 Carroll bridge in Carroll, Arkansas carries SH 187 Carroll over LEATHERWOOD CREEK. It was built in 1942, making it 84 years old today. The structure is built primarily of steel and spans 6 sections, stretching 27.4 meters (90 feet) end to end. Daily traffic averages 1,663 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 4/9, superstructure at 5/9, 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. Its NBI inventory load rating is 32.7 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How SH 187 Carroll compares

▲ 7.8
Load rating vs Arkansas average (24.9 t)
Top 25%
Higher load rating than 75% of Arkansas bridges
51
Bridges in Carroll · 2 in Poor condition
SH 187 Carroll 32.7 t
Arkansas average 24.9 t

Live comparison across Arkansas.

Historical Sufficiency Rating

PlainBridge-computed
42.7 / 100 - historical 20–49.9 band
Structural adequacy /55
30.0
Serviceability /30
2.0
Essentiality /15
10.7
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
4/9
Poor (1–4)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
32.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1942
Material
Steel
Number of Spans
6
Structure Length
27.4 m (90 ft)
Deck Width
3.7 m (12 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,663 vehicles/day
Structure Number
0000000000M3714

Condition Analysis

  • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

SH 187 Carroll 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 SH 187 Carroll against other structures in Carroll 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 SH 187 Carroll?

SH 187 Carroll in Carroll, Arkansas has a deck rating of 4/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SH 187 Carroll inspected?

SH 187 Carroll'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 1,663 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. SH 187 Carroll 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 SH 187 Carroll?

SH 187 Carroll has an NBI inventory load rating of 32.7 metric tons.

Who is responsible for maintaining SH 187 Carroll?

SH 187 Carroll is owned and maintained by State Highway Agency.

How old is SH 187 Carroll and does age affect safety?

SH 187 Carroll was built in 1942, making it 84 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.