US Bridges

5th Ave over State Route 99

Poor

Sacramento County, California · 03-SAC-099-23.69-SAC · Structure no. 24 0156

Built
1959
66 years old
Condition
Poor
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
217 ft
4 main spans
Daily traffic
3,500
2019 count
Owner
State
State Highway Agency

About this bridge

5th Ave over State Route 99 is a concrete continuous box beam or girders - multiple carrying 5th Ave over State Route 99 in Sacramento County, California. It was built in 1959, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,500 vehicles a day, roughly 2% of them trucks, projected to reach 5,040 by 2046. The structure is 217 ft (66 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries5th Ave
CrossesState Route 99
Location03-SAC-099-23.69-SAC
RouteCity Street 0
Coordinates38.54931, -121.47436
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, 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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length217 ft (66 m)
Longest span72 ft (21.8 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2019)
Projected traffic5,040 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 5th Ave over State Route 99 built?

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

What condition is 5th Ave over State Route 99 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does 5th Ave over State Route 99 carry?

About 3,500 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is 5th Ave over State Route 99?

The structure is 217 ft (66 m) long with a longest span of 72 ft (21.8 m) and a deck 52 ft wide.

Who owns 5th Ave over State Route 99?

It is owned by the State Highway Agency.