FHWA NBI 2024 Inspection record Public-domain dataset

SYCAMORE LOOP

Carrying SYCAMORE LOOP over ROCKHOUSE CREEK

.1 MI SE KY7, Letcher, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
47 t Inventory load rating

Bridge Snapshot: SYCAMORE LOOP

The SYCAMORE LOOP bridge in Letcher, Kentucky carries SYCAMORE LOOP over ROCKHOUSE CREEK. It was built in 1990, making it 36 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 120 vehicles, placing it in the lower-traffic tier of Kentucky bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 47.4 metric tons.

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

How SYCAMORE LOOP compares

▲ 8.2
Load rating vs Kentucky average (39.2 t)
Top 25%
Higher load rating than 75% of Kentucky bridges
179
Bridges in Letcher · 20 in Poor condition
SYCAMORE LOOP 47.4 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
72.8 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
13.8
Special reductions
−7.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1990
Material
Prestressed Concrete
Number of Spans
1
Structure Length
18.3 m (60 ft)
Deck Width
5.6 m (18 ft)
Owner
County Highway Agency
Avg Daily Traffic
120 vehicles/day
Structure Number
067C00060N

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether SYCAMORE LOOP 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 SYCAMORE LOOP against other structures in Letcher and across Kentucky. Kentucky 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 LOOP?

SYCAMORE LOOP in Letcher, Kentucky has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is SYCAMORE LOOP inspected?

SYCAMORE LOOP'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 120 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SYCAMORE LOOP 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 SYCAMORE LOOP?

SYCAMORE LOOP has an NBI inventory load rating of 47.4 metric tons.

Who is responsible for maintaining SYCAMORE LOOP?

SYCAMORE LOOP is owned and maintained by County Highway Agency.

How old is SYCAMORE LOOP and does age affect safety?

SYCAMORE LOOP was built in 1990, making it 36 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.