US Bridges

S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por

Good

Alameda County, California · 04-ALA-880-R34.50L · Structure no. 33 0611K

Built
1994
31 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,730 ft
10 main spans
Daily traffic
5,000
2000 count
Owner
State
State Highway Agency

About this bridge

S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por is a steel continuous stringer/multi-beam or girder carrying S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por in Alameda County, California. It was built in 1994, so it is 31 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 5,000 vehicles a day, roughly 10% of them trucks, projected to reach 7,506 by 2043. The structure is 1,730 ft (527.4 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesS880-W Grand Offrp
CrossesUP RR BNSF RY AMTRAK Por
Location04-ALA-880-R34.50L
RouteInterstate 880
Coordinates37.81993, -122.29358
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length1,730 ft (527.4 m)
Longest span217 ft (66.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck20 ft (6 m)

Traffic and service

Average daily traffic5,000 (2000)
Projected traffic7,506 by 2043
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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-W Grand Offrp over UP RR BNSF RY AMTRAK Por built?

It was built in 1994, making it 31 years old in 2025.

What condition is S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por 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 March 2023.

How much traffic does S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por carry?

About 5,000 vehicles per day (2000 count), of which roughly 10% are trucks.

How long is S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por?

The structure is 1,730 ft (527.4 m) long with a longest span of 217 ft (66.1 m) and a deck 35 ft wide.

Who owns S880-W Grand Offrp over UP RR BNSF RY AMTRAK Por?

It is owned by the State Highway Agency.