US Bridges

State Route 44 over A.C.I.D. Canal

Good

Shasta County, California · 02-SHA-044-L0.70-RDG · Structure no. 06 0166

Built
1965
60 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
63 ft
2 main spans
Daily traffic
37,800
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 44 over A.C.I.D. Canal is a concrete continuous culvert carrying State Route 44 over A.C.I.D. Canal in Shasta County, California. It was built in 1965, so it is 60 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 37,800 vehicles a day, roughly 2% of them trucks, projected to reach 65,349 by 2041. The structure is 63 ft (19.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesState Route 44
CrossesA.C.I.D. Canal
Location02-SHA-044-L0.70-RDG
RouteState Highway 44
CountyShasta County
StateCalifornia
Coordinates40.58685, -122.38181
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span31 ft (9.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,800 (2020)
Projected traffic65,349 by 2041
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 44 over A.C.I.D. Canal built?

It was built in 1965, making it 60 years old in 2025.

What condition is State Route 44 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 April 2023.

How much traffic does State Route 44 over A.C.I.D. Canal carry?

About 37,800 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is State Route 44 over A.C.I.D. Canal?

The structure is 63 ft (19.2 m) long with a longest span of 31 ft (9.4 m).

Who owns State Route 44 over A.C.I.D. Canal?

It is owned by the State Highway Agency.