US Bridges

SR 934 WB (870989) over Mia Canal/Okeechobee RD

Good

Miami-Dade County, Florida · NW 74st over Okeechobe · Structure no. 870988

Built
2005
20 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
453 ft
3 main spans
Daily traffic
26,750
2022 count
Owner
State
State Highway Agency

About this bridge

SR 934 WB (870989) over Mia Canal/Okeechobee RD is a steel stringer/multi-beam or girder carrying SR 934 WB (870989) over Mia Canal/Okeechobee RD in Miami-Dade County, Florida. It was built in 2005, so it is 20 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 26,750 vehicles a day, roughly 7% of them trucks, projected to reach 46,411 by 2044. The structure is 453 ft (138 m) long and 54 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 934 WB (870989)
CrossesMia Canal/Okeechobee RD
LocationNW 74st over Okeechobe
RouteU.S. Route 934
StateFlorida
Coordinates25.84059, -80.30489
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length453 ft (138 m)
Longest span185 ft (56.5 m)
Deck width54 ft (16.6 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,750 (2022)
Projected traffic46,411 by 2044
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 934 WB (870989) over Mia Canal/Okeechobee RD built?

It was built in 2005, making it 20 years old in 2025.

What condition is SR 934 WB (870989) over Mia Canal/Okeechobee RD in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does SR 934 WB (870989) over Mia Canal/Okeechobee RD carry?

About 26,750 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR 934 WB (870989) over Mia Canal/Okeechobee RD?

The structure is 453 ft (138 m) long with a longest span of 185 ft (56.5 m) and a deck 54 ft wide.

Who owns SR 934 WB (870989) over Mia Canal/Okeechobee RD?

It is owned by the State Highway Agency.