US Bridges

Pine Cyn RD over Pine Cyn Crk

Good

Los Angeles County, California · 1.5MI W/O Lake Hughes RD · Structure no. 53C0989

Built
1939
86 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
1 main span
Daily traffic
816
2017 count
Owner
County
County Highway Agency

About this bridge

Pine Cyn RD over Pine Cyn Crk is a wood or timber stringer/multi-beam or girder carrying Pine Cyn RD over Pine Cyn Crk in Los Angeles County, California. It was built in 1939, so it is 86 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 816 vehicles a day, projected to reach 898 by 2043. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 60.3 mi (97 km).

CarriesPine Cyn RD
CrossesPine Cyn Crk
Location1.5MI W/O Lake Hughes RD
RouteCounty Highway 0
Coordinates34.68743, -118.47445
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating40.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic816 (2017)
Projected traffic898 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.3 mi (97 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pine Cyn RD over Pine Cyn Crk built?

It was built in 1939, making it 86 years old in 2025.

What condition is Pine Cyn RD over Pine Cyn Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Pine Cyn RD over Pine Cyn Crk carry?

About 816 vehicles per day (2017 count).

How long is Pine Cyn RD over Pine Cyn Crk?

The structure is 30 ft (9.1 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns Pine Cyn RD over Pine Cyn Crk?

It is owned by the County Highway Agency.