US Bridges

State Route 41 SB over Avenue 9

Fair

Madera County, California · 06-MAD-041-0.32 · Structure no. 41 0074L

Built
1999
26 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
135 ft
1 main span
Daily traffic
28,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 41 SB over Avenue 9 is a prestressed concrete box beam or girders - multiple carrying State Route 41 SB over Avenue 9 in Madera County, California. It was built in 1999, so it is 26 years old, younger 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 6 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 28,000 vehicles a day, roughly 6% of them trucks, projected to reach 36,426 by 2041. The structure is 135 ft (41.3 m) long and 59 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesState Route 41 SB
CrossesAvenue 9
Location06-MAD-041-0.32
RouteState Highway 41
CountyMadera County
StateCalifornia
Coordinates36.88074, -119.79296
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 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 rating71.1 US tons
Inventory rating34.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length135 ft (41.3 m)
Longest span135 ft (41.3 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2009)
Projected traffic36,426 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 State Route 41 SB over Avenue 9 built?

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

What condition is State Route 41 SB over Avenue 9 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 November 2024.

How much traffic does State Route 41 SB over Avenue 9 carry?

About 28,000 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is State Route 41 SB over Avenue 9?

The structure is 135 ft (41.3 m) long with a longest span of 135 ft (41.3 m) and a deck 59 ft wide.

Who owns State Route 41 SB over Avenue 9?

It is owned by the State Highway Agency.