US Bridges

SR570 EB Polk 10.1 over US 98

Good

Polk County, Florida · 10.1 MI East of I-4 West · Structure no. 160264

Built
1999
26 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
184 ft
2 main spans
Daily traffic
20,400
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR570 EB Polk 10.1 over US 98 is a prestressed concrete stringer/multi-beam or girder carrying SR570 EB Polk 10.1 over US 98 in Polk County, Florida. It was built in 1999, so it is 26 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 20,400 vehicles a day, roughly 15% of them trucks, projected to reach 35,394 by 2044. The structure is 184 ft (56.1 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR570 EB Polk 10.1
CrossesUS 98
Location10.1 MI East of I-4 West
RouteState Highway 570
StateFlorida
Coordinates28.00047, -81.90179
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.5 US tons
Inventory rating48.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span92 ft (28.1 m)
Deck width67 ft (20.5 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,400 (2022)
Projected traffic35,394 by 2044
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR570 EB Polk 10.1 over US 98 built?

It was built in 1999, making it 26 years old in 2025.

What condition is SR570 EB Polk 10.1 over US 98 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 April 2024.

How much traffic does SR570 EB Polk 10.1 over US 98 carry?

About 20,400 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is SR570 EB Polk 10.1 over US 98?

The structure is 184 ft (56.1 m) long with a longest span of 92 ft (28.1 m) and a deck 67 ft wide.

Who owns SR570 EB Polk 10.1 over US 98?

It is owned by the State Toll Authority.