Structure 611704509200001 · East Baton Rouge County, LA

I0110 over City Streets

Carries I0110 over City Streets, 0.3 M S Of I-110&LA 73.

Overall conditionFair

Set by its lowest-rated component: Deck and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,520 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 6/9 · sets the rating

1,520 ft end to end, longest span 47 ft: about 4.2 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.

Built196363 years old
Length1520.0 ft463.3 m
Daily traffic1,858counted 2021
Last inspectedJuly 2024every 24 months

Location

StateLouisiana
CountyEast Baton Rouge
Location0.3 M S Of I-110&LA 73
CarriesI0110
CrossesCity Streets
Coordinates30.43727, -91.17772

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length1520.0 ft (463.3 m)
Max Span46.9 ft (14.3 m)
Deck Width45.6 ft (13.9 m)
Deck Area6439.9 sq m
Main Spans33
Year Built1963

Traffic

Avg Daily Traffic1,858 (2021)
Truck Traffic9%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number611704509200001

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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