US Bridges

Lowrey Road over Valle Gulch

Fair

Tehama County, California · 0.2 MI W Red Bank RD · Structure no. 08C0241

Built
1952
73 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
2 main spans
Daily traffic
90
2007 count
Owner
County
County Highway Agency

About this bridge

Lowrey Road over Valle Gulch is a steel stringer/multi-beam or girder carrying Lowrey Road over Valle Gulch in Tehama County, California. It was built in 1952, so it is 73 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.

It carries about 90 vehicles a day, roughly 10% of them trucks, projected to reach 130 by 2041. The structure is 38 ft (11.6 m) long and 22 ft wide. If it were closed, the detour would be 23 mi (37 km).

Location

Open in Google Maps
CarriesLowrey Road
CrossesValle Gulch
Location0.2 MI W Red Bank RD
RouteCounty Highway 0
CountyTehama County
StateCalifornia
Coordinates40.09065, -122.44886
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.4 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2007)
Projected traffic130 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Lowrey Road over Valle Gulch built?

It was built in 1952, making it 73 years old in 2025.

What condition is Lowrey Road over Valle Gulch 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 2023.

How much traffic does Lowrey Road over Valle Gulch carry?

About 90 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is Lowrey Road over Valle Gulch?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m) and a deck 22 ft wide.

Who owns Lowrey Road over Valle Gulch?

It is owned by the County Highway Agency.