FHWA NBI 2024 Inspection record Public-domain dataset

SYCAMORE STREET

Carrying SYCAMORE STREET over COON CREEK

27 SYCAMORE NEAR LINCOLN, Allen, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
11 t Inventory load rating

Bridge Snapshot: SYCAMORE STREET

The SYCAMORE STREET bridge in Allen, Kansas carries SYCAMORE STREET over COON CREEK. It was built in 1930, making it 96 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 9.1 meters (30 feet) end to end. Daily traffic averages 150 vehicles, placing it in the lower-traffic tier of Kansas bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 4/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 10.9 metric tons.

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

How SYCAMORE STREET compares

▼ 18.2
Load rating vs Kansas average (29.1 t)
Bottom 7%
Lower load rating than 93% of Kansas bridges
154
Bridges in Allen · 20 in Poor condition
SYCAMORE STREET 10.9 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
37.7 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
22.8
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
4/9
Poor (1–4)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
10.9 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1930
Material
Concrete
Number of Spans
2
Structure Length
9.1 m (30 ft)
Deck Width
8.0 m (26 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
150 vehicles/day
Structure Number
513700010000007

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 poor at 4/9, advanced deterioration that should be prioritized for repair.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

SYCAMORE STREET is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare SYCAMORE STREET against other structures in Allen 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 SYCAMORE STREET?

SYCAMORE STREET in Allen, Kansas has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SYCAMORE STREET inspected?

SYCAMORE 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 150 vehicles per day.

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

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

What is the inventory load rating for SYCAMORE STREET?

SYCAMORE STREET has an NBI inventory load rating of 10.9 metric tons.

Who is responsible for maintaining SYCAMORE STREET?

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

How old is SYCAMORE STREET and does age affect safety?

SYCAMORE STREET was built in 1930, making it 96 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.