Structure 2992 · Scott County, MO

RT N S over Up Rr

Carries RT N S over Up Rr, S 33 T 30 N R 14 E.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT540 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 5/9 · sets the rating

540 ft end to end, longest span 86 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 multi-beam bridge.

Built197749 years old
Length539.7 ft164.5 m
Daily traffic3,682counted 2024
Last inspectedJanuary 2025every 24 months

Location

StateMissouri
CountyScott
LocationS 33 T 30 N R 14 E
CarriesRT N S
CrossesUp Rr
Coordinates37.21872, -89.50720

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length539.7 ft (164.5 m)
Max Span86.0 ft (26.2 m)
Deck Width47.2 ft (14.4 m)
Deck Area2368.8 sq m
Main Spans3
Year Built1977

Traffic

Avg Daily Traffic3,682 (2024)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2992

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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