US Bridges

N5-E8 & Morena Mor over Morena Blvd

Fair

San Diego County, California · 11-SD-005-R20.05-SD · Structure no. 57 0317G

Built
1969
56 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
23,800
2020 count
Owner
State
State Highway Agency

About this bridge

N5-E8 & Morena Mor over Morena Blvd is a concrete continuous box beam or girders - multiple carrying N5-E8 & Morena Mor over Morena Blvd in San Diego County, California. It was built in 1969, so it is 56 years old, older 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 23,800 vehicles a day, roughly 2% of them trucks, projected to reach 27,126 by 2040. The structure is 139 ft (42.4 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN5-E8 & Morena Mor
CrossesMorena Blvd
Location11-SD-005-R20.05-SD
RouteInterstate 5
Coordinates32.75978, -117.19811
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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
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 alignment9: Superior to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span75 ft (22.9 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,800 (2020)
Projected traffic27,126 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 N5-E8 & Morena Mor over Morena Blvd built?

It was built in 1969, making it 56 years old in 2025.

What condition is N5-E8 & Morena Mor over Morena 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 September 2023.

How much traffic does N5-E8 & Morena Mor over Morena Blvd carry?

About 23,800 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is N5-E8 & Morena Mor over Morena Blvd?

The structure is 139 ft (42.4 m) long with a longest span of 75 ft (22.9 m) and a deck 38 ft wide.

Who owns N5-E8 & Morena Mor over Morena Blvd?

It is owned by the State Highway Agency.