US Bridges

SR-9336 over Canal L-31-W

Good

Miami-Dade County, Florida · SW 232 Ave / SW 392 St. · Structure no. 870081

Built
1969
56 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete
Length
70 ft
3 main spans
Daily traffic
2,600
2022 count
Owner
State
State Highway Agency

About this bridge

SR-9336 over Canal L-31-W is a concrete slab carrying SR-9336 over Canal L-31-W in Miami-Dade County, Florida. It was built in 1969, so it is 56 years old, older 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 2,600 vehicles a day, roughly 12% of them trucks, projected to reach 4,511 by 2044. The structure is 70 ft (21.3 m) long and 46 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSR-9336
CrossesCanal L-31-W
LocationSW 232 Ave / SW 392 St.
RouteState Highway 9336
StateFlorida
Coordinates25.39824, -80.57244
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span23 ft (7 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2022)
Projected traffic4,511 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

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-9336 over Canal L-31-W built?

It was built in 1969, making it 56 years old in 2025.

What condition is SR-9336 over Canal L-31-W 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-9336 over Canal L-31-W carry?

About 2,600 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is SR-9336 over Canal L-31-W?

The structure is 70 ft (21.3 m) long with a longest span of 23 ft (7 m) and a deck 46 ft wide.

Who owns SR-9336 over Canal L-31-W?

It is owned by the State Highway Agency.