US Bridges

Brook Road over UP RR BNSF RY & AMTRAK

Fair

Placer County, California · 100 Ft West · Structure no. 19C0257

Built
1950
75 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
88 ft
4 main spans
Daily traffic
785
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Brook Road over UP RR BNSF RY & AMTRAK is a steel continuous stringer/multi-beam or girder carrying Brook Road over UP RR BNSF RY & AMTRAK in Placer County, California. It was built in 1950, so it is 75 years old, older 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 785 vehicles a day, roughly 5% of them trucks, projected to reach 1,020 by 2042. The structure is 88 ft (26.7 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBrook Road
CrossesUP RR BNSF RY & AMTRAK
Location100 Ft West
RouteCity Street 0
CountyPlacer County
StateCalifornia
Coordinates38.89894, -121.06511
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.8 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length88 ft (26.7 m)
Longest span32 ft (9.9 m)
Deck width31 ft (9.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic785 (2014)
Projected traffic1,020 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Brook Road over UP RR BNSF RY & AMTRAK built?

It was built in 1950, making it 75 years old in 2025.

What condition is Brook Road over UP RR BNSF RY & AMTRAK 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 May 2024.

How much traffic does Brook Road over UP RR BNSF RY & AMTRAK carry?

About 785 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Brook Road over UP RR BNSF RY & AMTRAK?

The structure is 88 ft (26.7 m) long with a longest span of 32 ft (9.9 m) and a deck 31 ft wide.

Who owns Brook Road over UP RR BNSF RY & AMTRAK?

It is owned by the City or Municipal Highway Agency.