US Bridges

E52-S125 Connector over Prospect Avenue

Fair

San Diego County, California · 11-SD-052-15.05-SNT · Structure no. 57 1024G

Built
1998
27 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
1 main span
Daily traffic
20,700
2015 count
Owner
State
State Highway Agency

About this bridge

E52-S125 Connector over Prospect Avenue is a prestressed concrete box beam or girders - multiple carrying E52-S125 Connector over Prospect Avenue in San Diego County, California. It was built in 1998, so it is 27 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 20,700 vehicles a day, roughly 1% of them trucks, projected to reach 32,930 by 2043. The structure is 140 ft (42.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE52-S125 Connector
CrossesProspect Avenue
Location11-SD-052-15.05-SNT
RouteState Highway 52
Coordinates32.83324, -117.00368
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating28.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length140 ft (42.7 m)
Longest span140 ft (42.7 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,700 (2015)
Projected traffic32,930 by 2043
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 E52-S125 Connector over Prospect Avenue built?

It was built in 1998, making it 27 years old in 2025.

What condition is E52-S125 Connector over Prospect Avenue 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 2023.

How much traffic does E52-S125 Connector over Prospect Avenue carry?

About 20,700 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is E52-S125 Connector over Prospect Avenue?

The structure is 140 ft (42.7 m) long with a longest span of 140 ft (42.7 m) and a deck 43 ft wide.

Who owns E52-S125 Connector over Prospect Avenue?

It is owned by the State Highway Agency.