FHWA NBI 2024 Inspection record Public-domain dataset

COUNTRY ROAD

Carrying COUNTRY ROAD over BOX ELDER CK

1.7N 0.6E ELK VALE EXIT, Pennington, South Dakota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
19 t Inventory load rating

Bridge Snapshot: COUNTRY ROAD

The COUNTRY ROAD bridge in Pennington, South Dakota carries COUNTRY ROAD over BOX ELDER CK. It was built in 1950, making it 76 years old today. The structure is built primarily of wood or timber and spans 2 sections, stretching 14.3 meters (47 feet) end to end. Daily traffic averages 1,214 vehicles, placing it in the moderately-trafficked tier of South Dakota bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 18.9 metric tons.

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

How COUNTRY ROAD compares

▼ 13.6
Load rating vs South Dakota average (32.5 t)
Bottom 16%
Lower load rating than 84% of South Dakota bridges
350
Bridges in Pennington · 26 in Poor condition
COUNTRY ROAD 18.9 t
South Dakota average 32.5 t

Live comparison across South Dakota.

Historical Sufficiency Rating

PlainBridge-computed
36.8 / 100 - historical 20–49.9 band
Structural adequacy /55
13.9
Serviceability /30
9.0
Essentiality /15
13.9
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
18.9 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1950
Material
Wood or Timber
Number of Spans
2
Structure Length
14.3 m (47 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,214 vehicles/day
Structure Number
000000052444270

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), 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

COUNTRY ROAD 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 COUNTRY ROAD against other structures in Pennington and across South Dakota. South Dakota 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 COUNTRY ROAD?

COUNTRY ROAD in Pennington, South Dakota has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is COUNTRY ROAD inspected?

COUNTRY ROAD'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 1,214 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COUNTRY ROAD 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 COUNTRY ROAD?

COUNTRY ROAD has an NBI inventory load rating of 18.9 metric tons.

Who is responsible for maintaining COUNTRY ROAD?

COUNTRY ROAD is owned and maintained by County Highway Agency.

How old is COUNTRY ROAD and does age affect safety?

COUNTRY ROAD was built in 1950, making it 76 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.