US Bridges

CR714 Palm City RD over Poppelton Creek

Good

Martin County, Florida · 1/2MI S of US-1 · Structure no. 890039

Built
1970
55 years old
Condition
Good
inspected November 2023
Type
Slab
Prestressed Concrete
Length
111 ft
3 main spans
Daily traffic
7,630
2023 count
Owner
County
County Highway Agency

About this bridge

CR714 Palm City RD over Poppelton Creek is a prestressed concrete slab carrying CR714 Palm City RD over Poppelton Creek in Martin County, Florida. It was built in 1970, so it is 55 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 7,630 vehicles a day, roughly 10% of them trucks, projected to reach 13,238 by 2042. The structure is 111 ft (33.9 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR714 Palm City RD
CrossesPoppelton Creek
Location1/2MI S of US-1
RouteCounty Highway 714
StateFlorida
Coordinates27.18941, -80.25702
Functional classUrban 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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating41.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length111 ft (33.9 m)
Longest span37 ft (11.3 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,630 (2023)
Projected traffic13,238 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR714 Palm City RD over Poppelton Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is CR714 Palm City RD over Poppelton 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 November 2023.

How much traffic does CR714 Palm City RD over Poppelton Creek carry?

About 7,630 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CR714 Palm City RD over Poppelton Creek?

The structure is 111 ft (33.9 m) long with a longest span of 37 ft (11.3 m) and a deck 47 ft wide.

Who owns CR714 Palm City RD over Poppelton Creek?

It is owned by the County Highway Agency.