US Bridges

No Data Entered over South Antelope Creek

PoorPosted for load

Tehama County, California · No Data Entered · Structure no. 050651000001011

Built
1935
90 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
86 ft
1 main span
Daily traffic
20
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over South Antelope Creek is a steel stringer/multi-beam or girder carrying No Data Entered over South Antelope Creek in Tehama County, California. It was built in 1935, so it is 90 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 3 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. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 30 by 2045. The structure is 86 ft (26.2 m) long and 14 ft wide.

CarriesNo Data Entered
CrossesSouth Antelope Creek
LocationNo Data Entered
RouteFederal Lands Road 28N29
Coordinates40.25215, -121.75758
Functional classRural Local

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20.4 US tons
Inventory rating15.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 15
Structure length86 ft (26.2 m)
Longest span35 ft (10.7 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (—)
Projected traffic30 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over South Antelope Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is No Data Entered over South Antelope Creek 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 May 2024.

How much traffic does No Data Entered over South Antelope Creek carry?

About 20 vehicles per day (latest count).

How long is No Data Entered over South Antelope Creek?

The structure is 86 ft (26.2 m) long with a longest span of 35 ft (10.7 m) and a deck 14 ft wide.

Who owns No Data Entered over South Antelope Creek?

It is owned by the U.S. Forest Service.