US Bridges

Road 28 over Branch Walker Creek

Fair

Glenn County, California · 0.5 MI East of RD F · Structure no. 11C0106

Built
1984
41 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
235
2004 count
Owner
County
County Highway Agency

About this bridge

Road 28 over Branch Walker Creek is a concrete continuous culvert carrying Road 28 over Branch Walker Creek in Glenn County, California. It was built in 1984, so it is 41 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 235 vehicles a day, roughly 15% of them trucks, projected to reach 325 by 2047. The structure is 26 ft (7.9 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesRoad 28
CrossesBranch Walker Creek
Location0.5 MI East of RD F
RouteCounty Highway 0
CountyGlenn County
StateCalifornia
Coordinates39.66802, -122.22598
Functional classRural Minor 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span13 ft (4 m)
Deck width33 ft (10 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic235 (2004)
Projected traffic325 by 2047
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road 28 over Branch Walker Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Road 28 over Branch Walker 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 February 2025.

How much traffic does Road 28 over Branch Walker Creek carry?

About 235 vehicles per day (2004 count), of which roughly 15% are trucks.

How long is Road 28 over Branch Walker Creek?

The structure is 26 ft (7.9 m) long with a longest span of 13 ft (4 m) and a deck 33 ft wide.

Who owns Road 28 over Branch Walker Creek?

It is owned by the County Highway Agency.