US Bridges

Ingraham ST Ramp over Ingraham St-Sunset Cliff

Fair

San Diego County, California · 0.6MI N/O RTE I-8 · Structure no. 57C0255

Built
1972
53 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
96 ft
1 main span
Daily traffic
6,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ingraham ST Ramp over Ingraham St-Sunset Cliff is a concrete box beam or girders - multiple carrying Ingraham ST Ramp over Ingraham St-Sunset Cliff in San Diego County, California. It was built in 1972, so it is 53 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 6,000 vehicles a day, roughly 1% of them trucks, projected to reach 7,000 by 2041. The structure is 96 ft (29.3 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesIngraham ST Ramp
CrossesIngraham St-Sunset Cliff
Location0.6MI N/O RTE I-8
RouteCity Street 0
CountySan Diego County
StateCalifornia
Coordinates32.76384, -117.23333
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.8 US tons
Inventory rating68.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span93 ft (28.3 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2020)
Projected traffic7,000 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Ingraham ST Ramp over Ingraham St-Sunset Cliff built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ingraham ST Ramp over Ingraham St-Sunset Cliff 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 2024.

How much traffic does Ingraham ST Ramp over Ingraham St-Sunset Cliff carry?

About 6,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Ingraham ST Ramp over Ingraham St-Sunset Cliff?

The structure is 96 ft (29.3 m) long with a longest span of 93 ft (28.3 m) and a deck 38 ft wide.

Who owns Ingraham ST Ramp over Ingraham St-Sunset Cliff?

It is owned by the City or Municipal Highway Agency.