US Bridges

North Mines Road over UP RR BNSF RY & Ace

Fair

Alameda County, California · 0.5 KM S. of State RTE 84 · Structure no. 33C0416

Built
1999
26 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
224 ft
2 main spans
Daily traffic
2,392
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

North Mines Road over UP RR BNSF RY & Ace is a prestressed concrete continuous box beam or girders - multiple carrying North Mines Road over UP RR BNSF RY & Ace in Alameda County, California. It was built in 1999, so it is 26 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,392 vehicles a day, roughly 4% of them trucks, projected to reach 3,272 by 2041. The structure is 224 ft (68.2 m) long and 88 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth Mines Road
CrossesUP RR BNSF RY & Ace
Location0.5 KM S. of State RTE 84
RouteCity Street 0
Coordinates37.69139, -121.74489
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length224 ft (68.2 m)
Longest span117 ft (35.6 m)
Deck width88 ft (26.9 m)
Roadway width72 ft (22 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,392 (2003)
Projected traffic3,272 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a toll 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 North Mines Road over UP RR BNSF RY & Ace built?

It was built in 1999, making it 26 years old in 2025.

What condition is North Mines Road over UP RR BNSF RY & Ace in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does North Mines Road over UP RR BNSF RY & Ace carry?

About 2,392 vehicles per day (2003 count), of which roughly 4% are trucks.

How long is North Mines Road over UP RR BNSF RY & Ace?

The structure is 224 ft (68.2 m) long with a longest span of 117 ft (35.6 m) and a deck 88 ft wide.

Who owns North Mines Road over UP RR BNSF RY & Ace?

It is owned by the City or Municipal Highway Agency.