US Bridges

State Route 41 46 over Cholame Creek

Good

San Luis Obispo County, California · 05-SLO-046-R50.60 · Structure no. 49 0266R

Built
2024
1 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
198 ft
1 main span
Daily traffic
11,200
2024 count
Owner
State
State Highway Agency

About this bridge

State Route 41 46 over Cholame Creek is a prestressed concrete box beam or girders - multiple carrying State Route 41 46 over Cholame Creek in San Luis Obispo County, California. It was built in 2024, so it is 1 years old, younger than the California average of 54.8 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 11,200 vehicles a day, roughly 17% of them trucks, projected to reach 14,500 by 2044. The structure is 198 ft (60.4 m) long and 55 ft wide.

CarriesState Route 41 46
CrossesCholame Creek
Location05-SLO-046-R50.60
RouteState Highway 46
Coordinates35.68889, -120.33853
Functional classRural Principal Arterial - Other

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length198 ft (60.4 m)
Longest span193 ft (58.8 m)
Deck width55 ft (16.8 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,200 (2024)
Projected traffic14,500 by 2044
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 46 over Cholame Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is State Route 41 46 over Cholame Creek 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 May 2024.

How much traffic does State Route 41 46 over Cholame Creek carry?

About 11,200 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is State Route 41 46 over Cholame Creek?

The structure is 198 ft (60.4 m) long with a longest span of 193 ft (58.8 m) and a deck 55 ft wide.

Who owns State Route 41 46 over Cholame Creek?

It is owned by the State Highway Agency.