PROSPECT AVE
Carrying PROSPECT AVE over BR OF MASSEY CR
S 21 T 45 N R 33 W, Cass, Missouri
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: PROSPECT AVE
The PROSPECT AVE bridge in Cass, Missouri carries PROSPECT AVE over BR OF MASSEY CR. It was built in 1940, making it 86 years old today. The structure is built primarily of steel and spans 1 section, stretching 11.0 meters (36 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 3/9. The weakest component sits in poor 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 14.4 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How PROSPECT AVE 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 How the historical reference is calculated.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
- 1940
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 11.0 m (36 ft)
- Deck Width
- 4.4 m (14 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 50 vehicles/day
- Structure Number
- 18037
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • The substructure (piers and abutments) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
How to read this record
PROSPECT AVE 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 PROSPECT AVE against other structures in Cass 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 PROSPECT AVE?
PROSPECT AVE in Cass, Missouri has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.
How often is PROSPECT AVE inspected?
PROSPECT AVE'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 50 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. PROSPECT AVE 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 PROSPECT AVE?
PROSPECT AVE has an NBI inventory load rating of 14.4 metric tons.
Who is responsible for maintaining PROSPECT AVE?
PROSPECT AVE is owned and maintained by County Highway Agency.
How old is PROSPECT AVE and does age affect safety?
PROSPECT AVE 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.
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.