FHWA NBI 2024 Inspection record Public-domain dataset

15TH STREET

Carrying 15TH STREET over ROCK CREEK

0.58E OF US59 ON 15TH ST., Franklin, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating

Bridge Snapshot: 15TH STREET

The 15TH STREET bridge in Franklin, Kansas carries 15TH STREET over ROCK CREEK. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 37.3 meters (122 feet) end to end. Daily traffic averages 3,295 vehicles, placing it in the moderately-trafficked tier of Kansas bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 27.9 metric tons.

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

How 15TH STREET compares

▼ 1.2
Load rating vs Kansas average (29.1 t)
Top 50%
Higher load rating than 50% of Kansas bridges
332
Bridges in Franklin · 14 in Poor condition
15TH STREET 27.9 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
96.4 / 100 - historical 80–100 band
Structural adequacy /55
51.9
Serviceability /30
30.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
27.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1968
Material
Concrete Continuous
Number of Spans
3
Structure Length
37.3 m (122 ft)
Deck Width
14.0 m (46 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
3,295 vehicles/day
Structure Number
421850304304020

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • 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 15TH 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 15TH STREET against other structures in Franklin 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 15TH STREET?

15TH STREET in Franklin, Kansas has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is 15TH STREET inspected?

15TH 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 3,295 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 15TH STREET is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for 15TH STREET?

15TH STREET has an NBI inventory load rating of 27.9 metric tons.

Who is responsible for maintaining 15TH STREET?

15TH STREET is owned and maintained by City/Municipal Highway Agency.

How old is 15TH STREET and does age affect safety?

15TH STREET was built in 1968, making it 58 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.