FHWA NBI 2024 Inspection record Public-domain dataset

M 1964

Carrying M 1964 over BNSF RR

0.1 MI S OF GLENWOOD AVE, Hennepin, Minnesota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
22 t Inventory load rating

Bridge Snapshot: M 1964

The M 1964 bridge in Hennepin, Minnesota carries M 1964 over BNSF RR. It was built in 1979, making it 47 years old today. The structure is built primarily of steel continuous and spans 5 sections, stretching 163.4 meters (536 feet) end to end. Daily traffic averages 3,027 vehicles, placing it in the moderately-trafficked tier of Minnesota bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 22.0 metric tons.

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

How M 1964 compares

▼ 13.7
Load rating vs Minnesota average (35.7 t)
Bottom 5%
Lower load rating than 95% of Minnesota bridges
980
Bridges in Hennepin · 28 in Poor condition
M 1964 22.0 t
Minnesota average 35.7 t

Live comparison across Minnesota.

Historical Sufficiency Rating

PlainBridge-computed
68.4 / 100 - historical 50–79.9 band
Structural adequacy /55
44.1
Serviceability /30
10.0
Essentiality /15
14.3
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
22.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1979
Material
Steel Continuous
Number of Spans
5
Structure Length
163.4 m (536 ft)
Deck Width
12.3 m (40 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
3,027 vehicles/day
Structure Number
27725

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether M 1964 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 M 1964 against other structures in Hennepin 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 M 1964?

M 1964 in Hennepin, Minnesota has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is M 1964 inspected?

M 1964'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 3,027 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. M 1964 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 M 1964?

M 1964 has an NBI inventory load rating of 22.0 metric tons.

Who is responsible for maintaining M 1964?

M 1964 is owned and maintained by City/Municipal Highway Agency.

How old is M 1964 and does age affect safety?

M 1964 was built in 1979, making it 47 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.