FHWA NBI 2024 Inspection record Public-domain dataset

27360 456 AVE

Carrying 27360 456 AVE over EAST FORK VERMILLION RV

1.4N & 3E PARKER, Turner, South Dakota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
25 t Inventory load rating

Bridge Snapshot: 27360 456 AVE

The 27360 456 AVE bridge in Turner, South Dakota carries 27360 456 AVE over EAST FORK VERMILLION RV. It was built in 2007, making it 19 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 34.4 meters (113 feet) end to end. Daily traffic averages 45 vehicles, placing it in the lower-traffic tier of South Dakota bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 24.5 metric tons.

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

How 27360 456 AVE compares

▼ 8.0
Load rating vs South Dakota average (32.5 t)
Bottom 30%
Lower load rating than 70% of South Dakota bridges
143
Bridges in Turner · 37 in Poor condition
27360 456 AVE 24.5 t
South Dakota average 32.5 t

Live comparison across South Dakota.

Historical Sufficiency Rating

PlainBridge-computed
92.8 / 100 - historical 80–100 band
Structural adequacy /55
47.8
Serviceability /30
30.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
24.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2007
Material
Prestressed Concrete
Number of Spans
1
Structure Length
34.4 m (113 ft)
Deck Width
9.1 m (30 ft)
Owner
County Highway Agency
Avg Daily Traffic
45 vehicles/day
Structure Number
000000063160056

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether 27360 456 AVE 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 27360 456 AVE against other structures in Turner 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 27360 456 AVE?

27360 456 AVE in Turner, South Dakota has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is 27360 456 AVE inspected?

27360 456 AVE'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 45 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 27360 456 AVE 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 27360 456 AVE?

27360 456 AVE has an NBI inventory load rating of 24.5 metric tons.

Who is responsible for maintaining 27360 456 AVE?

27360 456 AVE is owned and maintained by County Highway Agency.

How old is 27360 456 AVE and does age affect safety?

27360 456 AVE was built in 2007, making it 19 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.