US Bridges

S880-W84 Connector over Pedestrian Walkway

Good

Alameda County, California · 04-ALA-880-10.31-FMT · Structure no. 33 0553F

Built
1990
35 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
22,000
2017 count
Owner
State
State Highway Agency

About this bridge

S880-W84 Connector over Pedestrian Walkway is a concrete slab carrying S880-W84 Connector over Pedestrian Walkway in Alameda County, California. It was built in 1990, so it is 35 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 22,000 vehicles a day, roughly 2% of them trucks, projected to reach 26,106 by 2041. The structure is 32 ft (9.8 m) long and 28 ft wide.

CarriesS880-W84 Connector
CrossesPedestrian Walkway
Location04-ALA-880-10.31-FMT
RouteInterstate 880
Coordinates37.56251, -122.03993
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.3 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2017)
Projected traffic26,106 by 2041
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 S880-W84 Connector over Pedestrian Walkway built?

It was built in 1990, making it 35 years old in 2025.

What condition is S880-W84 Connector over Pedestrian Walkway 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 April 2023.

How much traffic does S880-W84 Connector over Pedestrian Walkway carry?

About 22,000 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is S880-W84 Connector over Pedestrian Walkway?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.3 m) and a deck 28 ft wide.

Who owns S880-W84 Connector over Pedestrian Walkway?

It is owned by the State Highway Agency.