US Bridges

Point Lobos Avenue over Coastline Ravine

Fair

San Francisco County, California · 200 Feet South of Cliff H · Structure no. 8140004P0000000

Built
1922
103 years old, rebuilt 1985
Condition
Fair
inspected July 2024
Type
Girder and Floorbeam System
Concrete Continuous
Length
172 ft
7 main spans
Daily traffic
1,000
2019 count
Owner
Federal
National Park Service

About this bridge

Point Lobos Avenue over Coastline Ravine is a concrete continuous girder and floorbeam system carrying Point Lobos Avenue over Coastline Ravine in San Francisco County, California. It was built in 1922 and reconstructed in 1985, so it is 103 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 6 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,250 by 2039. The structure is 172 ft (52.4 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPoint Lobos Avenue
CrossesCoastline Ravine
Location200 Feet South of Cliff H
RouteCity Street 0
Coordinates37.77781, -122.51333
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span21 ft (6.5 m)
Deck width36 ft (11 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2019)
Projected traffic1,250 by 2039
Trucks10%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$25,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Point Lobos Avenue over Coastline Ravine built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1985.

What condition is Point Lobos Avenue over Coastline Ravine 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 July 2024.

How much traffic does Point Lobos Avenue over Coastline Ravine carry?

About 1,000 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Point Lobos Avenue over Coastline Ravine?

The structure is 172 ft (52.4 m) long with a longest span of 21 ft (6.5 m) and a deck 36 ft wide.

Who owns Point Lobos Avenue over Coastline Ravine?

It is owned by the National Park Service.