US Bridges

CR 127 over Mid-Prong ST Marys River

Good

Baker County, Florida · 4.0 MI North of CR 125 · Structure no. 274148

Built
1992
33 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
260 ft
5 main spans
Daily traffic
2,200
2023 count
Owner
County
County Highway Agency

About this bridge

CR 127 over Mid-Prong ST Marys River is a prestressed concrete stringer/multi-beam or girder carrying CR 127 over Mid-Prong ST Marys River in Baker County, Florida. It was built in 1992, so it is 33 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 2,200 vehicles a day, roughly 10% of them trucks, projected to reach 3,817 by 2042. The structure is 260 ft (79.2 m) long and 43 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesCR 127
CrossesMid-Prong ST Marys River
Location4.0 MI North of CR 125
RouteCounty Highway 127
StateFlorida
Coordinates30.43222, -82.23083
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating63.1 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span52 ft (15.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2023)
Projected traffic3,817 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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 CR 127 over Mid-Prong ST Marys River built?

It was built in 1992, making it 33 years old in 2025.

What condition is CR 127 over Mid-Prong ST Marys River 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 August 2023.

How much traffic does CR 127 over Mid-Prong ST Marys River carry?

About 2,200 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CR 127 over Mid-Prong ST Marys River?

The structure is 260 ft (79.2 m) long with a longest span of 52 ft (15.8 m) and a deck 43 ft wide.

Who owns CR 127 over Mid-Prong ST Marys River?

It is owned by the County Highway Agency.