US Bridges

Interstate 5 SB over Paradise Cut

Fair

San Joaquin County, California · 10-SJ-005-R12.99 · Structure no. 29 0032L

Built
1947
78 years old, rebuilt 1969
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
507 ft
11 main spans
Daily traffic
143,000
2015 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 SB over Paradise Cut is a steel stringer/multi-beam or girder carrying Interstate 5 SB over Paradise Cut in San Joaquin County, California. It was built in 1947 and reconstructed in 1969, so it is 78 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 143,000 vehicles a day, roughly 16% of them trucks, projected to reach 279,893 by 2043. The structure is 507 ft (154.5 m) long and 80 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesInterstate 5 SB
CrossesParadise Cut
Location10-SJ-005-R12.99
RouteInterstate 5
Coordinates37.77074, -121.327
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating34.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length507 ft (154.5 m)
Longest span44 ft (13.4 m)
Deck width80 ft (24.4 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic143,000 (2015)
Projected traffic279,893 by 2043
Trucks16%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 5 SB over Paradise Cut built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1969.

What condition is Interstate 5 SB over Paradise Cut 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 October 2023.

How much traffic does Interstate 5 SB over Paradise Cut carry?

About 143,000 vehicles per day (2015 count), of which roughly 16% are trucks.

How long is Interstate 5 SB over Paradise Cut?

The structure is 507 ft (154.5 m) long with a longest span of 44 ft (13.4 m) and a deck 80 ft wide.

Who owns Interstate 5 SB over Paradise Cut?

It is owned by the State Highway Agency.