US Bridges

Mission Blvd over Mission Creek

Fair

Alameda County, California · 0.4 MI S/O SR 680 · Structure no. 33C0159

Built
1929
96 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
12,800
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mission Blvd over Mission Creek is a concrete continuous culvert carrying Mission Blvd over Mission Creek in Alameda County, California. It was built in 1929, so it is 96 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 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 12,800 vehicles a day, roughly 1% of them trucks, projected to reach 23,040 by 2042. The structure is 24 ft (7.3 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMission Blvd
CrossesMission Creek
Location0.4 MI S/O SR 680
RouteCity Street 0
Coordinates37.5358, -121.92075
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2022)
Projected traffic23,040 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mission Blvd over Mission Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is Mission Blvd over Mission 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 September 2024.

How much traffic does Mission Blvd over Mission Creek carry?

About 12,800 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Mission Blvd over Mission Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m) and a deck 31 ft wide.

Who owns Mission Blvd over Mission Creek?

It is owned by the City or Municipal Highway Agency.