FHWA NBI 2024 Inspection record Public-domain dataset

NFA 937 (SA 4202)

Carrying NFA 937 (SA 4202) over WHITEOAK CREEK

4 M S OF TENN RIDGE, Houston, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
21 t Inventory load rating

Bridge Snapshot: NFA 937 (SA 4202)

The NFA 937 (SA 4202) bridge in Houston, Tennessee carries NFA 937 (SA 4202) over WHITEOAK CREEK. It was built in 1959, making it 67 years old today. The structure is built primarily of concrete and spans 9 sections, stretching 82.6 meters (271 feet) end to end. Daily traffic averages 323 vehicles, placing it in the lower-traffic tier of Tennessee bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 5/9, substructure at 2/9. The weakest component sits in critical condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 21.1 metric tons.

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

How NFA 937 (SA 4202) compares

▼ 8.4
Load rating vs Tennessee average (29.5 t)
Bottom 9%
Lower load rating than 91% of Tennessee bridges
118
Bridges in Houston · 4 in Poor condition
NFA 937 (SA 4202) 21.1 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
22.9 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
9.0
Essentiality /15
13.9
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Substructure
2/9
Poor (1–4)
Inventory Load Rating
21.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1959
Material
Concrete
Number of Spans
9
Structure Length
82.6 m (271 ft)
Deck Width
8.7 m (29 ft)
Owner
County Highway Agency
Avg Daily Traffic
323 vehicles/day
Structure Number
42S62610009

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates critical at 2/9, severe deterioration that needs urgent attention.

How to read this record

NFA 937 (SA 4202) 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 NFA 937 (SA 4202) against other structures in Houston and across Tennessee. Tennessee 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 NFA 937 (SA 4202)?

NFA 937 (SA 4202) in Houston, Tennessee has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.

How often is NFA 937 (SA 4202) inspected?

NFA 937 (SA 4202)'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 323 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA 937 (SA 4202) 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 NFA 937 (SA 4202)?

NFA 937 (SA 4202) has an NBI inventory load rating of 21.1 metric tons.

Who is responsible for maintaining NFA 937 (SA 4202)?

NFA 937 (SA 4202) is owned and maintained by County Highway Agency.

How old is NFA 937 (SA 4202) and does age affect safety?

NFA 937 (SA 4202) was built in 1959, making it 67 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.