Structure 750560 · Orange County, FL

Sr-50 WB over Sr-436

Carries Sr-50 WB over Sr-436, Sr-50 WB Over Sr-436.

Overall conditionGood

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

How ratings work
Deck8/9 · Very Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT519 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 7/9 · sets the ratingSubstructure 7/9 · sets the rating

519 ft end to end, longest span 258 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 box-beam bridge.

Built201016 years old
Length518.7 ft158.1 m
Daily traffic21,000counted 2024
Last inspectedJanuary 2024every 24 months

Location

StateFlorida
CountyOrange
LocationSr-50 WB Over Sr-436
CarriesSr-50 WB
CrossesSr-436
Coordinates28.55710, -81.31093

Physical Characteristics

MaterialSteel Continuous
DesignBox Beam - Single/Spread
Total Length518.7 ft (158.1 m)
Max Span258.2 ft (78.7 m)
Deck Width58.4 ft (17.8 m)
Deck Area2814.2 sq m
Main Spans3
Year Built2010

Traffic

Avg Daily Traffic21,000 (2024)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge12

Inspection & Ownership

Last InspectionJanuary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number750560

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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