US Bridges

Interstate 205 WB over UP RR

Fair

San Joaquin County, California · 10-SJ-205-R11.60 · Structure no. 29 0179L

Built
1970
55 years old, rebuilt 2010
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
242 ft
1 main span
Daily traffic
48,500
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 205 WB over UP RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Interstate 205 WB over UP RR in San Joaquin County, California. It was built in 1970 and reconstructed in 2010, so it is 55 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 6 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 48,500 vehicles a day, roughly 11% of them trucks, projected to reach 63,383 by 2046. The structure is 242 ft (73.9 m) long and 58 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesInterstate 205 WB
CrossesUP RR
Location10-SJ-205-R11.60
RouteInterstate 205
Coordinates37.76533, -121.3514
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length242 ft (73.9 m)
Longest span92 ft (28 m)
Deck width58 ft (17.7 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,500 (2009)
Projected traffic63,383 by 2046
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed11.2 mi (18 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 205 WB over UP RR built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2010.

What condition is Interstate 205 WB over UP RR 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 April 2024.

How much traffic does Interstate 205 WB over UP RR carry?

About 48,500 vehicles per day (2009 count), of which roughly 11% are trucks.

How long is Interstate 205 WB over UP RR?

The structure is 242 ft (73.9 m) long with a longest span of 92 ft (28 m) and a deck 58 ft wide.

Who owns Interstate 205 WB over UP RR?

It is owned by the State Highway Agency.