US Bridges

Florin Road WB over State Route 99

Fair

Sacramento County, California · 03-SAC-099-19.62 · Structure no. 24 0167

Built
1959
66 years old, rebuilt 1973
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
291 ft
4 main spans
Daily traffic
55,000
2019 count
Owner
State
State Highway Agency

About this bridge

Florin Road WB over State Route 99 is a concrete continuous box beam or girders - multiple carrying Florin Road WB over State Route 99 in Sacramento County, California. It was built in 1959 and reconstructed in 1973, so it is 66 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 55,000 vehicles a day, roughly 2% of them trucks, projected to reach 120,507 by 2042. The structure is 291 ft (88.8 m) long and 61 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFlorin Road WB
CrossesState Route 99
Location03-SAC-099-19.62
RouteCounty Highway 0
Coordinates38.4962, -121.44655
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating103.2 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length291 ft (88.8 m)
Longest span103 ft (31.3 m)
Deck width61 ft (18.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,000 (2019)
Projected traffic120,507 by 2042
Trucks2%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 Florin Road WB over State Route 99 built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1973.

What condition is Florin Road WB over State Route 99 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does Florin Road WB over State Route 99 carry?

About 55,000 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Florin Road WB over State Route 99?

The structure is 291 ft (88.8 m) long with a longest span of 103 ft (31.3 m) and a deck 61 ft wide.

Who owns Florin Road WB over State Route 99?

It is owned by the State Highway Agency.