US Bridges

Moffett Park DR over Sunnyvale East Channel

Fair

Santa Clara County, California · 0.3 MI E/O Fair-Oaks Ave · Structure no. 37C0047

Built
1966
59 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
59 ft
3 main spans
Daily traffic
4,785
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Moffett Park DR over Sunnyvale East Channel is a concrete slab carrying Moffett Park DR over Sunnyvale East Channel in Santa Clara County, California. It was built in 1966, so it is 59 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 4,785 vehicles a day, roughly 1% of them trucks, projected to reach 8,161 by 2046. The structure is 59 ft (18 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMoffett Park DR
CrossesSunnyvale East Channel
Location0.3 MI E/O Fair-Oaks Ave
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.40777, -122.00642
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating68.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length59 ft (18 m)
Longest span18 ft (5.5 m)
Deck width39 ft (11.9 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,785 (2018)
Projected traffic8,161 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Moffett Park DR over Sunnyvale East Channel built?

It was built in 1966, making it 59 years old in 2025.

What condition is Moffett Park DR over Sunnyvale East 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 April 2024.

How much traffic does Moffett Park DR over Sunnyvale East Channel carry?

About 4,785 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Moffett Park DR over Sunnyvale East Channel?

The structure is 59 ft (18 m) long with a longest span of 18 ft (5.5 m) and a deck 39 ft wide.

Who owns Moffett Park DR over Sunnyvale East Channel?

It is owned by the City or Municipal Highway Agency.