FHWA NBI 2024 Inspection record Public-domain dataset

CSAH 45

Carrying CSAH 45 over CO DITCH # 2

0.4 MI N OF JCT TH 694, Ramsey, Minnesota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
29 t Inventory load rating

Bridge Snapshot: CSAH 45

The CSAH 45 bridge in Ramsey, Minnesota carries CSAH 45 over CO DITCH # 2. It was built in 1967, making it 59 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 6.9 meters (23 feet) end to end. Daily traffic averages 5,571 vehicles, placing it in the moderately-trafficked tier of Minnesota bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 28.5 metric tons.

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

How CSAH 45 compares

▼ 7.2
Load rating vs Minnesota average (35.7 t)
Bottom 13%
Lower load rating than 87% of Minnesota bridges
318
Bridges in Ramsey · 8 in Poor condition
CSAH 45 28.5 t
Minnesota average 35.7 t

Live comparison across Minnesota.

Historical Sufficiency Rating

PlainBridge-computed
96.0 / 100 - historical 80–100 band
Structural adequacy /55
52.5
Serviceability /30
30.0
Essentiality /15
14.5
Special reductions
−1.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1967
Material
Concrete
Number of Spans
2
Structure Length
6.9 m (23 ft)
Owner
County Highway Agency
Avg Daily Traffic
5,571 vehicles/day
Structure Number
62522

How to read this record

This page shows what the last federal inspection recorded, not whether CSAH 45 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 CSAH 45 against other structures in Ramsey and across Minnesota. Minnesota 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 CSAH 45?

CSAH 45 in Ramsey, Minnesota on the FHWA's 0–9 scale.

How often is CSAH 45 inspected?

CSAH 45'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 5,571 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CSAH 45 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 CSAH 45?

CSAH 45 has an NBI inventory load rating of 28.5 metric tons.

Who is responsible for maintaining CSAH 45?

CSAH 45 is owned and maintained by County Highway Agency.

How old is CSAH 45 and does age affect safety?

CSAH 45 was built in 1967, making it 59 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.