FHWA NBI 2024 Inspection record Public-domain dataset

RS 1526 RD 7

Carrying RS 1526 RD 7 over TRIB. TO EAST BRIDGE CK.

9.0N 5.0E OF COOLIDGE, Hamilton, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
19 t Inventory load rating

Bridge Snapshot: RS 1526 RD 7

The RS 1526 RD 7 bridge in Hamilton, Kansas carries RS 1526 RD 7 over TRIB. TO EAST BRIDGE CK.. It was built in 1956, making it 70 years old today. The structure is built primarily of concrete continuous and spans 4 sections, stretching 43.9 meters (144 feet) end to end. Daily traffic averages 5 vehicles, placing it in the lower-traffic tier of Kansas 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 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 18.7 metric tons.

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

How RS 1526 RD 7 compares

▼ 10.4
Load rating vs Kansas average (29.1 t)
Bottom 25%
Lower load rating than 75% of Kansas bridges
68
Bridges in Hamilton
RS 1526 RD 7 18.7 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
79.5 / 100 - historical 50–79.9 band
Structural adequacy /55
38.5
Serviceability /30
29.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
18.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1956
Material
Concrete Continuous
Number of Spans
4
Structure Length
43.9 m (144 ft)
Deck Width
8.7 m (29 ft)
Owner
County Highway Agency
Avg Daily Traffic
5 vehicles/day
Structure Number
000000000380150

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether RS 1526 RD 7 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 RS 1526 RD 7 against other structures in Hamilton and across Kansas. Kansas 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 RS 1526 RD 7?

RS 1526 RD 7 in Hamilton, Kansas has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is RS 1526 RD 7 inspected?

RS 1526 RD 7'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 5 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RS 1526 RD 7 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 RS 1526 RD 7?

RS 1526 RD 7 has an NBI inventory load rating of 18.7 metric tons.

Who is responsible for maintaining RS 1526 RD 7?

RS 1526 RD 7 is owned and maintained by County Highway Agency.

How old is RS 1526 RD 7 and does age affect safety?

RS 1526 RD 7 was built in 1956, making it 70 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.