FHWA NBI 2024 Inspection record Public-domain dataset

635 ROAD

Carrying 635 ROAD over CANE CREEK

EAST C700 ROAD, Calhoun, Alabama

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
65 t Inventory load rating

Bridge Snapshot: 635 ROAD

The 635 ROAD bridge in Calhoun, Alabama carries 635 ROAD over CANE CREEK. It was built in 1940, making it 86 years old today. The structure is built primarily of steel and spans 4 sections, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 30 vehicles, placing it in the lower-traffic tier of Alabama bridges. It is owned and maintained by NASA.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 65.4 metric tons.

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

How 635 ROAD compares

▲ 27.1
Load rating vs Alabama average (38.3 t)
Top 11%
Higher load rating than 89% of Alabama bridges
334
Bridges in Calhoun · 11 in Poor condition
635 ROAD 65.4 t
Alabama average 38.3 t

Live comparison across Alabama.

Historical Sufficiency Rating

PlainBridge-computed
100.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
65.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1940
Material
Steel
Number of Spans
4
Structure Length
10.1 m (33 ft)
Owner
NASA
Avg Daily Traffic
30 vehicles/day
Structure Number
DAPAMCANN01137U

How to read this record

This page shows what the last federal inspection recorded, not whether 635 ROAD 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 635 ROAD against other structures in Calhoun and across Alabama. Alabama 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 635 ROAD?

635 ROAD in Calhoun, Alabama on the FHWA's 0–9 scale.

How often is 635 ROAD inspected?

635 ROAD'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 30 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 635 ROAD is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for 635 ROAD?

635 ROAD has an NBI inventory load rating of 65.4 metric tons.

Who is responsible for maintaining 635 ROAD?

635 ROAD is owned and maintained by NASA.

How old is 635 ROAD and does age affect safety?

635 ROAD was built in 1940, making it 86 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.