US Bridges

State Route 112 over Interstate 880

Good

Alameda County, California · 04-ALA-112-R0.47-SLN · Structure no. 33 0736

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
264 ft
2 main spans
Daily traffic
41,250
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 112 over Interstate 880 is a prestressed concrete continuous box beam or girders - multiple carrying State Route 112 over Interstate 880 in Alameda County, California. It was built in 2016, so it is 9 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 41,250 vehicles a day, roughly 10% of them trucks, projected to reach 57,320 by 2044. The structure is 264 ft (80.6 m) long and 110 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesState Route 112
CrossesInterstate 880
Location04-ALA-112-R0.47-SLN
RouteState Highway 112
Coordinates37.71893, -122.17723
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length264 ft (80.6 m)
Longest span133 ft (40.4 m)
Deck width110 ft (33.5 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,250 (2009)
Projected traffic57,320 by 2044
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 State Route 112 over Interstate 880 built?

It was built in 2016, making it 9 years old in 2025.

What condition is State Route 112 over Interstate 880 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 November 2024.

How much traffic does State Route 112 over Interstate 880 carry?

About 41,250 vehicles per day (2009 count), of which roughly 10% are trucks.

How long is State Route 112 over Interstate 880?

The structure is 264 ft (80.6 m) long with a longest span of 133 ft (40.4 m) and a deck 110 ft wide.

Who owns State Route 112 over Interstate 880?

It is owned by the State Highway Agency.