FHWA NBI 2024 Inspection record Public-domain dataset

SHERMAN STREET

Carrying SHERMAN STREET over RAPID CK

SILVER CITY, Pennington, South Dakota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
33 t Inventory load rating

Bridge Snapshot: SHERMAN STREET

The SHERMAN STREET bridge in Pennington, South Dakota carries SHERMAN STREET over RAPID CK. It was built in 2023, making it 3 years old today. The structure is built primarily of concrete and spans 1 section, stretching 15.2 meters (50 feet) end to end. Daily traffic averages 305 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 9/9, superstructure at 9/9, substructure at 9/9. 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 33.4 metric tons.

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

How SHERMAN STREET compares

▲ 0.9
Load rating vs South Dakota average (32.5 t)
Top 34%
Higher load rating than 66% of South Dakota bridges
350
Bridges in Pennington · 26 in Poor condition
SHERMAN STREET 33.4 t
South Dakota average 32.5 t

Live comparison across South Dakota.

Historical Sufficiency Rating

PlainBridge-computed
87.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
18.2
Essentiality /15
14.5
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 How the historical reference is calculated.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
9/9
Good (7–9)
Superstructure
9/9
Good (7–9)
Substructure
9/9
Good (7–9)
Inventory Load Rating
33.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2023
Material
Concrete
Number of Spans
1
Structure Length
15.2 m (50 ft)
Deck Width
8.0 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
305 vehicles/day
Structure Number
000000052246298

Condition Analysis

  • The deck (driving surface) rates good at 9/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (9/9), showing no significant deterioration.
  • At 9/9, 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 SHERMAN STREET 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 SHERMAN STREET 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 SHERMAN STREET?

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

How often is SHERMAN STREET inspected?

SHERMAN STREET'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 305 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SHERMAN STREET 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 SHERMAN STREET?

SHERMAN STREET has an NBI inventory load rating of 33.4 metric tons.

Who is responsible for maintaining SHERMAN STREET?

SHERMAN STREET is owned and maintained by County Highway Agency.

How old is SHERMAN STREET and does age affect safety?

SHERMAN STREET was built in 2023, making it 3 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.