US Bridges

S125-W905 over Otay Mesa RD

Good

San Diego County, California · 11-SD-125-0.80L · Structure no. 57 1152F

Built
2022
3 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
186 ft
1 main span
Daily traffic
9,000
2022 count
Owner
State
State Highway Agency

About this bridge

S125-W905 over Otay Mesa RD is a prestressed concrete box beam or girders - single or spread carrying S125-W905 over Otay Mesa RD in San Diego County, California. It was built in 2022, so it is 3 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,000 vehicles a day, roughly 1% of them trucks, projected to reach 12,602 by 2041. The structure is 186 ft (56.8 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS125-W905
CrossesOtay Mesa RD
Location11-SD-125-0.80L
RouteState Highway 125
Coordinates32.56733, -116.94928
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length186 ft (56.8 m)
Longest span186 ft (56.8 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2022)
Projected traffic12,602 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Toll Authority
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 S125-W905 over Otay Mesa RD built?

It was built in 2022, making it 3 years old in 2025.

What condition is S125-W905 over Otay Mesa RD in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does S125-W905 over Otay Mesa RD carry?

About 9,000 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is S125-W905 over Otay Mesa RD?

The structure is 186 ft (56.8 m) long with a longest span of 186 ft (56.8 m) and a deck 37 ft wide.

Who owns S125-W905 over Otay Mesa RD?

It is owned by the State Highway Agency and maintained by the State Toll Authority.