Structure 19434 · Jasper County, MO

Pennsylvania AVE over Building Willow Br All

Carries Pennsylvania AVE over Building Willow Br All, S 2 T 27 N R 33 W.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 2 of 9.

How ratings work
Deck5/9 · Fair
Superstructure4/9 · Poor
Substructuresets the rating2/9 · Critical
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT483 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9Substructure 2/9 · sets the rating

483 ft end to end, longest span 55 ft: about 7 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a tee-beam bridge.

Built192997 years old
Length482.9 ft147.2 m
Daily traffic1,450counted 2025
Last inspectedFebruary 2019every 24 months

Location

StateMissouri
CountyJasper
LocationS 2 T 27 N R 33 W
CarriesPennsylvania AVE
CrossesBuilding Willow Br All
Coordinates37.08545, -94.51121

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length482.9 ft (147.2 m)
Max Span55.1 ft (16.8 m)
Deck Width39.7 ft (12.1 m)
Deck Area1781.1 sq m
Main Spans12
Year Built1929

Traffic

Avg Daily Traffic1,450 (2025)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge1

Inspection & Ownership

Last InspectionFebruary 2019
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number19434

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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