US Bridges

Waterloo Ave over Interstate 5

Good

Kings County, California · 06-KIN-005-7.09 · Structure no. 45 0065

Built
1971
54 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
256 ft
2 main spans
Daily traffic
50
2004 count
Owner
State
State Highway Agency

About this bridge

Waterloo Ave over Interstate 5 is a prestressed concrete continuous box beam or girders - multiple carrying Waterloo Ave over Interstate 5 in Kings County, California. It was built in 1971, so it is 54 years old, younger 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 50 vehicles a day, roughly 20% of them trucks, projected to reach 110 by 2046. The structure is 256 ft (78 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesWaterloo Ave
CrossesInterstate 5
Location06-KIN-005-7.09
RouteCounty Highway 0
Coordinates35.8753, -119.85289
Functional classRural Local

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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length256 ft (78 m)
Longest span128 ft (39 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2004)
Projected traffic110 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 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 Waterloo Ave over Interstate 5 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Waterloo 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 December 2024.

How much traffic does Waterloo Ave over Interstate 5 carry?

About 50 vehicles per day (2004 count), of which roughly 20% are trucks.

How long is Waterloo Ave over Interstate 5?

The structure is 256 ft (78 m) long with a longest span of 128 ft (39 m) and a deck 30 ft wide.

Who owns Waterloo Ave over Interstate 5?

It is owned by the State Highway Agency.