US Bridges

N 13th Street over Moores Creek

Good

St. Lucie County, Florida · 0.3MI N of Orange Ave. · Structure no. 945009

Built
2003
22 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,800
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

N 13th Street over Moores Creek is a concrete culvert carrying N 13th Street over Moores Creek in St. Lucie County, Florida. It was built in 2003, so it is 22 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 4,800 vehicles a day, roughly 8% of them trucks, projected to reach 8,328 by 2045. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN 13th Street
CrossesMoores Creek
Location0.3MI N of Orange Ave.
RouteCity Street 0
StateFlorida
Coordinates27.45088, -80.33732
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.6 US tons
Inventory rating58 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)
Projected traffic8,328 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 N 13th Street over Moores Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is N 13th Street over Moores Creek 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 December 2024.

How much traffic does N 13th Street over Moores Creek carry?

About 4,800 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is N 13th Street over Moores Creek?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3 m).

Who owns N 13th Street over Moores Creek?

It is owned by the City or Municipal Highway Agency.