US Bridges

Draper RD over Adams Creek

Fair

Tehama County, California · 0.4 MI W Bowman RD · Structure no. 08C0236

Built
1985
40 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
59 ft
2 main spans
Daily traffic
614
2008 count
Owner
County
County Highway Agency

About this bridge

Draper RD over Adams Creek is a concrete continuous slab carrying Draper RD over Adams Creek in Tehama County, California. It was built in 1985, so it is 40 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 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 614 vehicles a day, roughly 2% of them trucks, projected to reach 1,048 by 2042. The structure is 59 ft (18 m) long and 33 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDraper RD
CrossesAdams Creek
Location0.4 MI W Bowman RD
RouteCounty Highway 0
Coordinates40.36776, -122.29887
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length59 ft (18 m)
Longest span28 ft (8.5 m)
Deck width33 ft (10 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic614 (2008)
Projected traffic1,048 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Draper RD over Adams Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Draper RD over Adams 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 2024.

How much traffic does Draper RD over Adams Creek carry?

About 614 vehicles per day (2008 count), of which roughly 2% are trucks.

How long is Draper RD over Adams Creek?

The structure is 59 ft (18 m) long with a longest span of 28 ft (8.5 m) and a deck 33 ft wide.

Who owns Draper RD over Adams Creek?

It is owned by the County Highway Agency.