US Bridges

Keyes RD over UP RR

Fair

Stanislaus County, California · 10-STA-000-0.00 · Structure no. 38 0156Y

Built
1985
40 years old
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
150 ft
3 main spans
Daily traffic
3,500
2011 count
Owner
State
State Highway Agency

About this bridge

Keyes RD over UP RR is a concrete continuous box beam or girders - multiple carrying Keyes RD over UP RR in Stanislaus County, California. It was built in 1985, so it is 40 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 3,500 vehicles a day, roughly 2% of them trucks, projected to reach 5,519 by 2041. The structure is 150 ft (45.7 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesKeyes RD
CrossesUP RR
Location10-STA-000-0.00
RouteCounty Highway 0
CountyStanislaus County
StateCalifornia
Coordinates37.54744, -120.90752
Functional classRural Major Collector

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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length150 ft (45.7 m)
Longest span69 ft (21 m)
Deck width60 ft (18.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2011)
Projected traffic5,519 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.1 mi (5 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 Keyes RD over UP RR built?

It was built in 1985, making it 40 years old in 2025.

What condition is Keyes RD 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 March 2023.

How much traffic does Keyes RD over UP RR carry?

About 3,500 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Keyes RD over UP RR?

The structure is 150 ft (45.7 m) long with a longest span of 69 ft (21 m) and a deck 60 ft wide.

Who owns Keyes RD over UP RR?

It is owned by the State Highway Agency.