US Bridges

Folsom Ave over Tennyson Flood Cntrl Chn

Good

Alameda County, California · E of Thackeray Ave · Structure no. 33C0210

Built
1960
65 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
8,714
2007 count
Owner
City
City or Municipal Highway Agency

About this bridge

Folsom Ave over Tennyson Flood Cntrl Chn is a concrete continuous culvert carrying Folsom Ave over Tennyson Flood Cntrl Chn in Alameda County, California. It was built in 1960, so it is 65 years old, older 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 8,714 vehicles a day, roughly 2% of them trucks, projected to reach 9,313 by 2046. The structure is 40 ft (12.3 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFolsom Ave
CrossesTennyson Flood Cntrl Chn
LocationE of Thackeray Ave
RouteCity Street 0
Coordinates37.62446, -122.07201
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span13 ft (4.1 m)
Deck width60 ft (18.3 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,714 (2007)
Projected traffic9,313 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Folsom Ave over Tennyson Flood Cntrl Chn built?

It was built in 1960, making it 65 years old in 2025.

What condition is Folsom Ave over Tennyson Flood Cntrl Chn 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 2024.

How much traffic does Folsom Ave over Tennyson Flood Cntrl Chn carry?

About 8,714 vehicles per day (2007 count), of which roughly 2% are trucks.

How long is Folsom Ave over Tennyson Flood Cntrl Chn?

The structure is 40 ft (12.3 m) long with a longest span of 13 ft (4.1 m) and a deck 60 ft wide.

Who owns Folsom Ave over Tennyson Flood Cntrl Chn?

It is owned by the City or Municipal Highway Agency.