US Bridges

Gleason Drive over Tassajara Creek

Good

Alameda County, California · West of Creekview Drive · Structure no. 33C0433L

Built
2001
24 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
6,000
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gleason Drive over Tassajara Creek is a concrete slab carrying Gleason Drive over Tassajara Creek in Alameda County, California. It was built in 2001, so it is 24 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 6,000 vehicles a day, roughly 3% of them trucks, projected to reach 4,204 by 2045. The structure is 47 ft (14.2 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesGleason Drive
CrossesTassajara Creek
LocationWest of Creekview Drive
RouteCity Street 0
CountyAlameda County
StateCalifornia
Coordinates37.71269, -121.87848
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 protection9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span43 ft (13.2 m)
Deck width56 ft (17 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2014)
Projected traffic4,204 by 2045
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Gleason Drive over Tassajara Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Gleason Drive over Tassajara Creek 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 October 2023.

How much traffic does Gleason Drive over Tassajara Creek carry?

About 6,000 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Gleason Drive over Tassajara Creek?

The structure is 47 ft (14.2 m) long with a longest span of 43 ft (13.2 m) and a deck 56 ft wide.

Who owns Gleason Drive over Tassajara Creek?

It is owned by the City or Municipal Highway Agency.