US Bridges

Interstate 5 NB over Twin View Blvd

Good

Shasta County, California · 02-SHA-005-R18.07-RDG · Structure no. 06 0143R

Built
1965
60 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
26,500
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Twin View Blvd is a concrete continuous tee beam carrying Interstate 5 NB over Twin View Blvd 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 26,500 vehicles a day, roughly 12% of them trucks, projected to reach 44,500 by 2042. The structure is 105 ft (32 m) long and 42 ft wide.

CarriesInterstate 5 NB
CrossesTwin View Blvd
Location02-SHA-005-R18.07-RDG
RouteInterstate 5
Coordinates40.62282, -122.36629
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span43 ft (13.1 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,500 (2009)
Projected traffic44,500 by 2042
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 5 NB over Twin View Blvd built?

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

What condition is Interstate 5 NB over Twin View Blvd 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 February 2024.

How much traffic does Interstate 5 NB over Twin View Blvd carry?

About 26,500 vehicles per day (2009 count), of which roughly 12% are trucks.

How long is Interstate 5 NB over Twin View Blvd?

The structure is 105 ft (32 m) long with a longest span of 43 ft (13.1 m) and a deck 42 ft wide.

Who owns Interstate 5 NB over Twin View Blvd?

It is owned by the State Highway Agency.