US Bridges

Ream Ave over Interstate 5

Good

Siskiyou County, California · 02-SIS-005-R9.65-MSHA · Structure no. 02 0031

Built
1964
61 years old
Condition
Good
inspected September 2021
Type
Tee Beam
Concrete Continuous
Length
220 ft
4 main spans
Daily traffic
1,800
2015 count
Owner
State
State Highway Agency

About this bridge

Ream Ave over Interstate 5 is a concrete continuous tee beam carrying Ream Ave over Interstate 5 in Siskiyou County, California. It was built in 1964, so it is 61 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 1,800 vehicles a day, roughly 2% of them trucks, projected to reach 2,237 by 2040. The structure is 220 ft (67.1 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesReam Ave
CrossesInterstate 5
Location02-SIS-005-R9.65-MSHA
RouteCity Street 0
Coordinates41.29877, -122.31432
Functional classRural Minor Arterial

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 inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span67 ft (20.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2015)
Projected traffic2,237 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Ream Ave over Interstate 5 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Ream Ave over Interstate 5 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 September 2021.

How much traffic does Ream Ave over Interstate 5 carry?

About 1,800 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Ream Ave over Interstate 5?

The structure is 220 ft (67.1 m) long with a longest span of 67 ft (20.4 m) and a deck 35 ft wide.

Who owns Ream Ave over Interstate 5?

It is owned by the State Highway Agency.