Structure 35274 · Warren County, MO

Mo 47 S over Missouri Rvr Up Rr

Carries Mo 47 S over Missouri Rvr Up Rr, S 23 T 44 N R 1 W.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,560 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

2,560 ft end to end, longest span 500 ft: about 7.1 football fields. 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.

Built20179 years old
Length2560.0 ft780.3 m
Daily traffic16,108counted 2024
Last inspectedSeptember 2023every 24 months

Location

StateMissouri
CountyWarren
LocationS 23 T 44 N R 1 W
CarriesMo 47 S
CrossesMissouri Rvr Up Rr
Coordinates38.55791, -90.99814

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length2560.0 ft (780.3 m)
Max Span500.0 ft (152.4 m)
Deck Width57.7 ft (17.6 m)
Deck Area13733.3 sq m
Main Spans4
Year Built2017

Traffic

Avg Daily Traffic16,108 (2024)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number35274

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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