FHWA NBI 2024 Inspection record Public-domain dataset

ROCK ISLAND RD

Carrying ROCK ISLAND RD over BEE CR

S 2 T 54 N R 35 W, Platte, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
39 t Inventory load rating

Bridge Snapshot: ROCK ISLAND RD

The ROCK ISLAND RD bridge in Platte, Missouri carries ROCK ISLAND RD over BEE CR. It was built in 1997, making it 29 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 25.0 meters (82 feet) end to end. Daily traffic averages 100 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 38.7 metric tons.

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

How ROCK ISLAND RD compares

▲ 5.0
Load rating vs Missouri average (33.7 t)
Top 33%
Higher load rating than 67% of Missouri bridges
285
Bridges in Platte · 16 in Poor condition
ROCK ISLAND RD 38.7 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
94.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
24.8
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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
38.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1997
Material
Prestressed Concrete
Number of Spans
3
Structure Length
25.0 m (82 ft)
Deck Width
7.5 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
13735

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 8/9, 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 ROCK ISLAND RD 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 ROCK ISLAND RD against other structures in Platte and across Missouri. Missouri 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 ROCK ISLAND RD?

ROCK ISLAND RD in Platte, Missouri has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is ROCK ISLAND RD inspected?

ROCK ISLAND RD'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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ROCK ISLAND RD 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 ROCK ISLAND RD?

ROCK ISLAND RD has an NBI inventory load rating of 38.7 metric tons.

Who is responsible for maintaining ROCK ISLAND RD?

ROCK ISLAND RD is owned and maintained by County Highway Agency.

How old is ROCK ISLAND RD and does age affect safety?

ROCK ISLAND RD was built in 1997, making it 29 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.