US Bridges

Shasta Blvd over North Fork Mill Creek

FairPosted for load

Tehama County, California · 0.3 MI S Wilson Street · Structure no. 08C0050

Built
1939
86 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
5 main spans
Daily traffic
150
2006 count
Owner
County
County Highway Agency

About this bridge

Shasta Blvd over North Fork Mill Creek is a steel stringer/multi-beam or girder carrying Shasta Blvd over North Fork Mill Creek in Tehama County, California. It was built in 1939, so it is 86 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. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 1% of them trucks, projected to reach 277 by 2046. The structure is 102 ft (31.1 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesShasta Blvd
CrossesNorth Fork Mill Creek
Location0.3 MI S Wilson Street
RouteCounty Highway 0
Coordinates40.04991, -122.09117
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating17.5 US tons
Inventory rating10.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length102 ft (31.1 m)
Longest span20 ft (6.1 m)
Deck width22 ft (6.7 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2006)
Projected traffic277 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Shasta Blvd over North Fork Mill Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is Shasta Blvd over North Fork Mill Creek 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 March 2024.

How much traffic does Shasta Blvd over North Fork Mill Creek carry?

About 150 vehicles per day (2006 count), of which roughly 1% are trucks.

How long is Shasta Blvd over North Fork Mill Creek?

The structure is 102 ft (31.1 m) long with a longest span of 20 ft (6.1 m) and a deck 22 ft wide.

Who owns Shasta Blvd over North Fork Mill Creek?

It is owned by the County Highway Agency.