US Bridges

NE 15th Avenue over Snake Creek Canal C-9

Good

Miami-Dade County, Florida · 0.4MILE N of NE 163rd St. · Structure no. 877501

Built
1962
63 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
287 ft
7 main spans
Daily traffic
6,916
2025 count
Owner
City
City or Municipal Highway Agency

About this bridge

NE 15th Avenue over Snake Creek Canal C-9 is a prestressed concrete slab carrying NE 15th Avenue over Snake Creek Canal C-9 in Miami-Dade County, Florida. It was built in 1962, so it is 63 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 6,916 vehicles a day, roughly 2% of them trucks, projected to reach 28,454 by 2043. The structure is 287 ft (87.6 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNE 15th Avenue
CrossesSnake Creek Canal C-9
Location0.4MILE N of NE 163rd St.
RouteCity Street 0
StateFlorida
Coordinates25.93258, -80.17031
Functional classUrban Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans7
Design loadHS 20
Structure length287 ft (87.6 m)
Longest span44 ft (13.5 m)
Deck width61 ft (18.6 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,916 (2025)
Projected traffic28,454 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 NE 15th Avenue over Snake Creek Canal C-9 built?

It was built in 1962, making it 63 years old in 2025.

What condition is NE 15th Avenue over Snake Creek Canal C-9 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 November 2024.

How much traffic does NE 15th Avenue over Snake Creek Canal C-9 carry?

About 6,916 vehicles per day (2025 count), of which roughly 2% are trucks.

How long is NE 15th Avenue over Snake Creek Canal C-9?

The structure is 287 ft (87.6 m) long with a longest span of 44 ft (13.5 m) and a deck 61 ft wide.

Who owns NE 15th Avenue over Snake Creek Canal C-9?

It is owned by the City or Municipal Highway Agency.