US Bridges

State Route 125 over Jamacha Road

Good

San Diego County, California · 11-SD-125-10.65-LMGR · Structure no. 57 1038R

Built
2002
23 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
166 ft
1 main span
Daily traffic
66,500
2018 count
Owner
State
State Highway Agency

About this bridge

State Route 125 over Jamacha Road is a prestressed concrete box beam or girders - multiple carrying State Route 125 over Jamacha Road in San Diego County, California. It was built in 2002, so it is 23 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 66,500 vehicles a day, roughly 4% of them trucks, projected to reach 77,280 by 2041. The structure is 166 ft (50.7 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesState Route 125
CrossesJamacha Road
Location11-SD-125-10.65-LMGR
RouteState Highway 125
Coordinates32.71452, -117.01396
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 inspectionJune 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 rating83.6 US tons
Inventory rating54.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length166 ft (50.7 m)
Longest span166 ft (50.7 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66,500 (2018)
Projected traffic77,280 by 2041
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 State Route 125 over Jamacha Road built?

It was built in 2002, making it 23 years old in 2025.

What condition is State Route 125 over Jamacha Road 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 June 2024.

How much traffic does State Route 125 over Jamacha Road carry?

About 66,500 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is State Route 125 over Jamacha Road?

The structure is 166 ft (50.7 m) long with a longest span of 166 ft (50.7 m) and a deck 59 ft wide.

Who owns State Route 125 over Jamacha Road?

It is owned by the State Highway Agency.