US Bridges

Bake Parkway over Serrano Creek

Fair

Orange County, California · 100 Ne/O Toledo Way · Structure no. 55C0223

Built
1975
50 years old, rebuilt 1980
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
47,000
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bake Parkway over Serrano Creek is a concrete culvert carrying Bake Parkway over Serrano Creek in Orange County, California. It was built in 1975 and reconstructed in 1980, so it is 50 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 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 47,000 vehicles a day, roughly 1% of them trucks, projected to reach 98,155 by 2041. The structure is 40 ft (12.2 m) long and 130 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBake Parkway
CrossesSerrano Creek
Location100 Ne/O Toledo Way
RouteCity Street 0
Coordinates33.65032, -117.70668
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width130 ft (39.6 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,000 (2014)
Projected traffic98,155 by 2041
Trucks1%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Bake Parkway over Serrano Creek built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1980.

What condition is Bake Parkway over Serrano 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 May 2024.

How much traffic does Bake Parkway over Serrano Creek carry?

About 47,000 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is Bake Parkway over Serrano Creek?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 130 ft wide.

Who owns Bake Parkway over Serrano Creek?

It is owned by the City or Municipal Highway Agency.