US Bridges

Newhall Ranch RD over Bouquet Cyn Chan

Good

Los Angeles County, California · 0.2MI W/O Bouquet Cyn RD · Structure no. 53C1836

Built
1985
40 years old, rebuilt 1992
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
169 ft
2 main spans
Daily traffic
48,974
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Newhall Ranch RD over Bouquet Cyn Chan is a prestressed concrete continuous stringer/multi-beam or girder carrying Newhall Ranch RD over Bouquet Cyn Chan in Los Angeles County, California. It was built in 1985 and reconstructed in 1992, so it is 40 years old, younger 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 48,974 vehicles a day, roughly 4% of them trucks, projected to reach 58,768 by 2043. The structure is 169 ft (51.6 m) long and 161 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNewhall Ranch RD
CrossesBouquet Cyn Chan
Location0.2MI W/O Bouquet Cyn RD
RouteCity Street 0
Coordinates34.42805, -118.5406
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length169 ft (51.6 m)
Longest span77 ft (23.5 m)
Deck width161 ft (49.2 m)
Roadway width108 ft (33 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,974 (2023)
Projected traffic58,768 by 2043
Trucks4%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Newhall Ranch RD over Bouquet Cyn Chan built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 1992.

What condition is Newhall Ranch RD over Bouquet Cyn Chan 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 December 2023.

How much traffic does Newhall Ranch RD over Bouquet Cyn Chan carry?

About 48,974 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Newhall Ranch RD over Bouquet Cyn Chan?

The structure is 169 ft (51.6 m) long with a longest span of 77 ft (23.5 m) and a deck 161 ft wide.

Who owns Newhall Ranch RD over Bouquet Cyn Chan?

It is owned by the City or Municipal Highway Agency.