US Bridges

Warland Drive over Bolsa Chica Channel

Fair

Orange County, California · 0.2 Mi. W/O Valley View · Structure no. 55C0603

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
2,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Warland Drive over Bolsa Chica Channel is a prestressed concrete slab carrying Warland Drive over Bolsa Chica Channel in Orange County, California. It was built in 1991, so it is 34 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 2,000 vehicles a day, roughly 1% of them trucks, projected to reach 4,177 by 2040. The structure is 55 ft (16.9 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWarland Drive
CrossesBolsa Chica Channel
Location0.2 Mi. W/O Valley View
RouteCity Street 0
CountyOrange County
StateCalifornia
Coordinates33.79807, -118.03101
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating16.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length55 ft (16.9 m)
Longest span53 ft (16.2 m)
Deck width53 ft (16.2 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2020)
Projected traffic4,177 by 2040
Trucks1%
Lanes on structure3
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Warland Drive over Bolsa Chica Channel built?

It was built in 1991, making it 34 years old in 2025.

What condition is Warland Drive over Bolsa Chica Channel 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 May 2023.

How much traffic does Warland Drive over Bolsa Chica Channel carry?

About 2,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Warland Drive over Bolsa Chica Channel?

The structure is 55 ft (16.9 m) long with a longest span of 53 ft (16.2 m) and a deck 53 ft wide.

Who owns Warland Drive over Bolsa Chica Channel?

It is owned by the City or Municipal Highway Agency.