US Bridges

41st Ave over State Route 99

Fair

Sacramento County, California · 03-SAC-099-21.27 · Structure no. 24 0146

Built
1959
66 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
222 ft
4 main spans
Daily traffic
4,310
2019 count
Owner
State
State Highway Agency

About this bridge

41st Ave over State Route 99 is a concrete continuous box beam or girders - multiple carrying 41st 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 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 4,310 vehicles a day, roughly 2% of them trucks, projected to reach 7,103 by 2044. The structure is 222 ft (67.7 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries41st Ave
CrossesState Route 99
Location03-SAC-099-21.27
RouteCounty Highway 0
Coordinates38.51582, -121.46325
Functional classUrban Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating29.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length222 ft (67.7 m)
Longest span76 ft (23.2 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,310 (2019)
Projected traffic7,103 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 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 41st Ave over State Route 99 built?

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

What condition is 41st Ave 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 41st Ave over State Route 99 carry?

About 4,310 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is 41st Ave over State Route 99?

The structure is 222 ft (67.7 m) long with a longest span of 76 ft (23.2 m) and a deck 40 ft wide.

Who owns 41st Ave over State Route 99?

It is owned by the State Highway Agency.