US Bridges

SR 120 EB over UP RR & Moffat Blvd

Fair

San Joaquin County, California · 10-SJ-120-R6.36 · Structure no. 29 0278R

Built
1980
45 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
388 ft
2 main spans
Daily traffic
20,900
2009 count
Owner
State
State Highway Agency

About this bridge

SR 120 EB over UP RR & Moffat Blvd is a prestressed concrete continuous box beam or girders - multiple carrying SR 120 EB over UP RR & Moffat Blvd in San Joaquin County, California. It was built in 1980, so it is 45 years old, younger 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 20,900 vehicles a day, roughly 15% of them trucks, projected to reach 34,335 by 2043. The structure is 388 ft (118.4 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 120 EB
CrossesUP RR & Moffat Blvd
Location10-SJ-120-R6.36
RouteState Highway 120
CountySan Joaquin County
StateCalifornia
Coordinates37.78347, -121.19724
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length388 ft (118.4 m)
Longest span191 ft (58.2 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,900 (2009)
Projected traffic34,335 by 2043
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 SR 120 EB over UP RR & Moffat Blvd built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR 120 EB over UP RR & Moffat Blvd 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 May 2023.

How much traffic does SR 120 EB over UP RR & Moffat Blvd carry?

About 20,900 vehicles per day (2009 count), of which roughly 15% are trucks.

How long is SR 120 EB over UP RR & Moffat Blvd?

The structure is 388 ft (118.4 m) long with a longest span of 191 ft (58.2 m) and a deck 45 ft wide.

Who owns SR 120 EB over UP RR & Moffat Blvd?

It is owned by the State Highway Agency.