US Bridges

Cascade Blvd over Moody Creek

Fair

Shasta County, California · 0.1 MI N SR 151 · Structure no. 06C0060

Built
1918
107 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
42 ft
2 main spans
Daily traffic
1,000
2013 count
Owner
County
County Highway Agency

About this bridge

Cascade Blvd over Moody Creek is a concrete continuous tee beam carrying Cascade Blvd over Moody Creek in Shasta County, California. It was built in 1918, so it is 107 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,572 by 2042. The structure is 42 ft (12.7 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCascade Blvd
CrossesMoody Creek
Location0.1 MI N SR 151
RouteCounty Highway 0
Coordinates40.68175, -122.34933
Functional classUrban 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
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length42 ft (12.7 m)
Longest span20 ft (6.1 m)
Deck width24 ft (7.2 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2013)
Projected traffic1,572 by 2042
Trucks10%
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 Cascade Blvd over Moody Creek built?

It was built in 1918, making it 107 years old in 2025.

What condition is Cascade Blvd over Moody 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 September 2023.

How much traffic does Cascade Blvd over Moody Creek carry?

About 1,000 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is Cascade Blvd over Moody Creek?

The structure is 42 ft (12.7 m) long with a longest span of 20 ft (6.1 m) and a deck 24 ft wide.

Who owns Cascade Blvd over Moody Creek?

It is owned by the County Highway Agency.