US Bridges

White House Drive over A.C.I.D. Canal

Good

Shasta County, California · 50 West of SR 273 · Structure no. 06C0321

Built
1950
75 years old, rebuilt 1985
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
1 main span
Daily traffic
641
2012 count
Owner
County
County Highway Agency

About this bridge

White House Drive over A.C.I.D. Canal is a wood or timber stringer/multi-beam or girder carrying White House Drive over A.C.I.D. Canal in Shasta County, California. It was built in 1950 and reconstructed in 1985, so it is 75 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 641 vehicles a day, roughly 1% of them trucks, projected to reach 855 by 2044. The structure is 32 ft (9.8 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWhite House Drive
CrossesA.C.I.D. Canal
Location50 West of SR 273
RouteCounty Highway 0
Coordinates40.4976, -122.37131
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.7 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic641 (2012)
Projected traffic855 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 White House Drive over A.C.I.D. Canal built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1985.

What condition is White House Drive over A.C.I.D. Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does White House Drive over A.C.I.D. Canal carry?

About 641 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is White House Drive over A.C.I.D. Canal?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns White House Drive over A.C.I.D. Canal?

It is owned by the County Highway Agency.