US Bridges

Olive Lane over Forester Creek

Fair

San Diego County, California · 40FT N/O Prospect Ave · Structure no. 57C0809

Built
2008
17 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
208 ft
4 main spans
Daily traffic
1,400
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Olive Lane over Forester Creek is a concrete continuous slab carrying Olive Lane over Forester Creek in San Diego County, California. It was built in 2008, so it is 17 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 1,400 vehicles a day, roughly 1% of them trucks, projected to reach 2,346 by 2042. The structure is 208 ft (63.4 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesOlive Lane
CrossesForester Creek
Location40FT N/O Prospect Ave
RouteCity Street 0
Coordinates32.83368, -116.98917
Functional classUrban Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length208 ft (63.4 m)
Longest span58 ft (17.7 m)
Deck width86 ft (26.1 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2016)
Projected traffic2,346 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Olive Lane over Forester Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Olive Lane over Forester Creek 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 March 2024.

How much traffic does Olive Lane over Forester Creek carry?

About 1,400 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Olive Lane over Forester Creek?

The structure is 208 ft (63.4 m) long with a longest span of 58 ft (17.7 m) and a deck 86 ft wide.

Who owns Olive Lane over Forester Creek?

It is owned by the City or Municipal Highway Agency.