GREGORY BLVD
Carrying GREGORY BLVD over UP RR, BIG BLUE RVR
S 11 T 48 N R 33 W, Jackson, Missouri
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: GREGORY BLVD
The GREGORY BLVD bridge in Jackson, Missouri carries GREGORY BLVD over UP RR, BIG BLUE RVR. It was built in 1917, making it 109 years old today. It was last reconstructed in 1984, extending its service life. The structure is built primarily of concrete continuous and spans 7 sections, stretching 213.4 meters (700 feet) end to end. Daily traffic averages 8,358 vehicles, placing it in the moderately-trafficked tier of Missouri bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 4/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 21.6 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How GREGORY BLVD compares
Live comparison across Missouri.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1917
- Last Reconstructed
- 1984
- Material
- Concrete Continuous
- Number of Spans
- 7
- Structure Length
- 213.4 m (700 ft)
- Deck Width
- 18.2 m (60 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 8,358 vehicles/day
- Structure Number
- 25478
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.
How to read this record
GREGORY BLVD 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 GREGORY BLVD against other structures in Jackson and across Missouri. Missouri 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 GREGORY BLVD?
GREGORY BLVD in Jackson, Missouri has a deck rating of 6/9, superstructure rating of 4/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is GREGORY BLVD inspected?
GREGORY BLVD'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 8,358 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. GREGORY BLVD 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 GREGORY BLVD?
GREGORY BLVD has an NBI inventory load rating of 21.6 metric tons.
Who is responsible for maintaining GREGORY BLVD?
GREGORY BLVD is owned and maintained by City/Municipal Highway Agency.
How old is GREGORY BLVD and does age affect safety?
GREGORY BLVD was built in 1917, making it 109 years old and last reconstructed in 1984.
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.
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.