US Bridges

Interstate 8 EB over Buckmann Springs Road

Fair

San Diego County, California · 11-SD-008-R48.84R · Structure no. 57 0697R

Built
1974
51 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
122 ft
1 main span
Daily traffic
8,100
2014 count
Owner
State
State Highway Agency

About this bridge

Interstate 8 EB over Buckmann Springs Road is a prestressed concrete box beam or girders - multiple carrying Interstate 8 EB over Buckmann Springs Road in San Diego County, California. It was built in 1974, so it is 51 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 8,100 vehicles a day, roughly 20% of them trucks, projected to reach 25,652 by 2044. The structure is 122 ft (37.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 8 EB
CrossesBuckmann Springs Road
Location11-SD-008-R48.84R
RouteInterstate 8
Coordinates32.76012, -116.48572
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 rating89.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span121 ft (36.9 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,100 (2014)
Projected traffic25,652 by 2044
Trucks20%
Lanes on structure2
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 Interstate 8 EB over Buckmann Springs Road built?

It was built in 1974, making it 51 years old in 2025.

What condition is Interstate 8 EB over Buckmann Springs Road 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 January 2024.

How much traffic does Interstate 8 EB over Buckmann Springs Road carry?

About 8,100 vehicles per day (2014 count), of which roughly 20% are trucks.

How long is Interstate 8 EB over Buckmann Springs Road?

The structure is 122 ft (37.2 m) long with a longest span of 121 ft (36.9 m) and a deck 42 ft wide.

Who owns Interstate 8 EB over Buckmann Springs Road?

It is owned by the State Highway Agency.