Structure 770122 · Seminole County, FL

Ramp L1 over Ramp I

Carries Ramp L1 over Ramp I, Sr-429 NB Exit Ramp.

Overall conditionGood

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

How ratings work
Decksets the rating9/9 · Excellent
Superstructuresets the rating9/9 · Excellent
Substructuresets the rating9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT105 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 9/9Substructure 9/9

105 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 multi-beam bridge.

Built20233 years old
Length105.0 ft32 m
Daily traffic1,000counted 2023
Last inspectedMarch 2024every 24 months

Location

StateFlorida
CountySeminole
LocationSr-429 NB Exit Ramp
CarriesRamp L1
CrossesRamp I
Coordinates28.79722, -81.35111

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length105.0 ft (32 m)
Max Span103.0 ft (31.4 m)
Deck Width40.0 ft (12.2 m)
Deck Area390.4 sq m
Main Spans1
Year Built2023

Traffic

Avg Daily Traffic1,000 (2023)
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge1

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number770122

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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