FHWA NBI 2024 Inspection record Public-domain dataset

K99 HWY

Carrying K99 HWY over JIM CREEK

4.26 MI N PT COLN, Marshall, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
37 t Inventory load rating

Bridge Snapshot: K99 HWY

The K99 HWY bridge in Marshall, Kansas carries K99 HWY over JIM CREEK. It was built in 1929, making it 97 years old today. It was last reconstructed in 1977, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 9.9 meters (32 feet) end to end. Daily traffic averages 1,320 vehicles, placing it in the moderately-trafficked tier of Kansas bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 37.2 metric tons.

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

How K99 HWY compares

▲ 8.1
Load rating vs Kansas average (29.1 t)
Top 25%
Higher load rating than 75% of Kansas bridges
402
Bridges in Marshall · 43 in Poor condition
K99 HWY 37.2 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
69.6 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
21.0
Essentiality /15
7.3
Special reductions
−3.7

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
37.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1929
Last Reconstructed
1977
Material
Steel
Number of Spans
1
Structure Length
9.9 m (32 ft)
Deck Width
9.2 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,320 vehicles/day
Structure Number
999909900580351

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether K99 HWY 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 K99 HWY against other structures in Marshall 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 K99 HWY?

K99 HWY in Marshall, Kansas has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is K99 HWY inspected?

K99 HWY'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 1,320 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. K99 HWY 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 K99 HWY?

K99 HWY has an NBI inventory load rating of 37.2 metric tons.

Who is responsible for maintaining K99 HWY?

K99 HWY is owned and maintained by State Highway Agency.

How old is K99 HWY and does age affect safety?

K99 HWY was built in 1929, making it 97 years old and last reconstructed in 1977.

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.