US Bridges

Obrien RD 285.9 over SR 91 Tpk

Good

Lake County, Florida · 0.3MI N of Leesburg Inter · Structure no. 110072

Built
1962
63 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
197 ft
4 main spans
Daily traffic
1,210
2005 count
Owner
Toll Authority
State Toll Authority

About this bridge

Obrien RD 285.9 over SR 91 Tpk is a prestressed concrete stringer/multi-beam or girder carrying Obrien RD 285.9 over SR 91 Tpk in Lake 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 1,210 vehicles a day, roughly 5% of them trucks, projected to reach 2,700 by 2035. The structure is 197 ft (60 m) long and 34 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesObrien RD 285.9
CrossesSR 91 Tpk
Location0.3MI N of Leesburg Inter
RouteCity Street 0
StateFlorida
Coordinates28.65423, -81.81166
Functional classRural Local

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.5 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length197 ft (60 m)
Longest span59 ft (18.1 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,210 (2005)
Projected traffic2,700 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

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 Obrien RD 285.9 over SR 91 Tpk built?

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

What condition is Obrien RD 285.9 over SR 91 Tpk 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 October 2023.

How much traffic does Obrien RD 285.9 over SR 91 Tpk carry?

About 1,210 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is Obrien RD 285.9 over SR 91 Tpk?

The structure is 197 ft (60 m) long with a longest span of 59 ft (18.1 m) and a deck 34 ft wide.

Who owns Obrien RD 285.9 over SR 91 Tpk?

It is owned by the State Toll Authority.