Structure 90381 · Ramsey County, MN

Msas 139 over Robert Street (952a)

Carries Msas 139 over Robert Street (952a), 0.1 Mi S Of Concord ST.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT44 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

44 ft end to end. Lengths and the car 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 rigid-frame bridge.

Built193096 years old
Length43.6 ft13.3 m
Daily traffic5,900counted 2014
Last inspectedSeptember 2023every 24 months

Location

StateMinnesota
CountyRamsey
Location0.1 Mi S Of Concord ST
CarriesMsas 139
CrossesRobert Street (952a)
Coordinates44.92971, -93.08076

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length43.6 ft (13.3 m)
Max Span39.4 ft (12 m)
Deck Width60.0 ft (18.3 m)
Deck Area243.4 sq m
Main Spans1
Year Built1930

Traffic

Avg Daily Traffic5,900 (2014)
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number90381

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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