US Bridges

E8-SEVERIN DR Off over LA Mesa Blvd

Fair

San Diego County, California · 11-SD-008-12.12-LMSA · Structure no. 57 0953S

Built
1989
36 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
122 ft
1 main span
Daily traffic
6,200
2014 count
Owner
State
State Highway Agency

About this bridge

E8-SEVERIN DR Off over LA Mesa Blvd is a prestressed concrete box beam or girders - multiple carrying E8-SEVERIN DR Off over LA Mesa Blvd in San Diego County, California. It was built in 1989, so it is 36 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 6,200 vehicles a day, roughly 1% of them trucks, projected to reach 7,702 by 2044. The structure is 122 ft (37.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE8-SEVERIN DR Off
CrossesLA Mesa Blvd
Location11-SD-008-12.12-LMSA
RouteInterstate 8
Coordinates32.7769, -117.00477
Functional classUrban Principal Arterial - Interstate

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length122 ft (37.2 m)
Longest span118 ft (36 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck18 ft (5.6 m)

Traffic and service

Average daily traffic6,200 (2014)
Projected traffic7,702 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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-SEVERIN DR Off over LA Mesa Blvd built?

It was built in 1989, making it 36 years old in 2025.

What condition is E8-SEVERIN DR Off over LA Mesa Blvd 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 May 2024.

How much traffic does E8-SEVERIN DR Off over LA Mesa Blvd carry?

About 6,200 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is E8-SEVERIN DR Off over LA Mesa Blvd?

The structure is 122 ft (37.2 m) long with a longest span of 118 ft (36 m) and a deck 27 ft wide.

Who owns E8-SEVERIN DR Off over LA Mesa Blvd?

It is owned by the State Highway Agency.