US Bridges

E8-S125 Connector over LA Mesa Bl & S125-GRSMNT

Good

San Diego County, California · 11-SD-008-11.94-LMSA · Structure no. 57 0951G

Built
1990
35 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,577 ft
9 main spans
Daily traffic
11,100
2014 count
Owner
State
State Highway Agency

About this bridge

E8-S125 Connector over LA Mesa Bl & S125-GRSMNT is a prestressed concrete continuous box beam or girders - multiple carrying E8-S125 Connector over LA Mesa Bl & S125-GRSMNT in San Diego County, California. It was built in 1990, so it is 35 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 11,100 vehicles a day, roughly 2% of them trucks, projected to reach 12,500 by 2044. The structure is 1,577 ft (480.7 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE8-S125 Connector
CrossesLA Mesa Bl & S125-GRSMNT
Location11-SD-008-11.94-LMSA
RouteInterstate 8
Coordinates32.77562, -117.00791
Functional classUrban Principal Arterial - Interstate

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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length1,577 ft (480.7 m)
Longest span215 ft (65.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deck20 ft (6 m)

Traffic and service

Average daily traffic11,100 (2014)
Projected traffic12,500 by 2044
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 E8-S125 Connector over LA Mesa Bl & S125-GRSMNT built?

It was built in 1990, making it 35 years old in 2025.

What condition is E8-S125 Connector over LA Mesa Bl & S125-GRSMNT 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 E8-S125 Connector over LA Mesa Bl & S125-GRSMNT carry?

About 11,100 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is E8-S125 Connector over LA Mesa Bl & S125-GRSMNT?

The structure is 1,577 ft (480.7 m) long with a longest span of 215 ft (65.5 m) and a deck 30 ft wide.

Who owns E8-S125 Connector over LA Mesa Bl & S125-GRSMNT?

It is owned by the State Highway Agency.