US Bridges

Pine Grove Ave over UP RR & AMTRAK

Fair

Shasta County, California · 0.15 MI E Lake Blvd · Structure no. 06C0116

Built
1955
70 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete Continuous
Length
133 ft
3 main spans
Daily traffic
3,969
2015 count
Owner
County
County Highway Agency

About this bridge

Pine Grove Ave over UP RR & AMTRAK is a concrete continuous tee beam carrying Pine Grove Ave over UP RR & AMTRAK in Shasta County, California. It was built in 1955, so it is 70 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 6 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 3,969 vehicles a day, roughly 5% of them trucks, projected to reach 5,084 by 2042. The structure is 133 ft (40.4 m) long and 39 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesPine Grove Ave
CrossesUP RR & AMTRAK
Location0.15 MI E Lake Blvd
RouteCounty Highway 0
CountyShasta County
StateCalifornia
Coordinates40.66312, -122.39406
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length133 ft (40.4 m)
Longest span52 ft (15.8 m)
Deck width39 ft (12 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,969 (2015)
Projected traffic5,084 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pine Grove Ave over UP RR & AMTRAK built?

It was built in 1955, making it 70 years old in 2025.

What condition is Pine Grove Ave over UP RR & AMTRAK 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 July 2023.

How much traffic does Pine Grove Ave over UP RR & AMTRAK carry?

About 3,969 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Pine Grove Ave over UP RR & AMTRAK?

The structure is 133 ft (40.4 m) long with a longest span of 52 ft (15.8 m) and a deck 39 ft wide.

Who owns Pine Grove Ave over UP RR & AMTRAK?

It is owned by the County Highway Agency.