US Bridges

Interstate 5 NB over Weber Pershing Fremont

Poor

San Joaquin County, California · 10-SJ-005-26.47-STKN · Structure no. 29 0176R

Built
1972
53 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
2,725 ft
14 main spans
Daily traffic
56,500
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Weber Pershing Fremont is a steel stringer/multi-beam or girder carrying Interstate 5 NB over Weber Pershing Fremont in San Joaquin County, California. It was built in 1972, so it is 53 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 56,500 vehicles a day, roughly 23% of them trucks, projected to reach 113,673 by 2041. The structure is 2,725 ft (830.6 m) long and 68 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesInterstate 5 NB
CrossesWeber Pershing Fremont
Location10-SJ-005-26.47-STKN
RouteInterstate 5
Coordinates37.95115, -121.30442
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20
Structure length2,725 ft (830.6 m)
Longest span360 ft (109.7 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,500 (2009)
Projected traffic113,673 by 2041
Trucks23%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$42.5 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Interstate 5 NB over Weber Pershing Fremont built?

It was built in 1972, making it 53 years old in 2025.

What condition is Interstate 5 NB over Weber Pershing Fremont in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does Interstate 5 NB over Weber Pershing Fremont carry?

About 56,500 vehicles per day (2009 count), of which roughly 23% are trucks.

How long is Interstate 5 NB over Weber Pershing Fremont?

The structure is 2,725 ft (830.6 m) long with a longest span of 360 ft (109.7 m) and a deck 68 ft wide.

Who owns Interstate 5 NB over Weber Pershing Fremont?

It is owned by the State Highway Agency.