US Bridges

Baseline Road over State Route 210

Fair

San Bernardino County, California · 08-SBD-210-R29.32-HIGH · Structure no. 54 1080

Built
1992
33 years old, rebuilt 2023
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
228 ft
2 main spans
Daily traffic
20,000
2014 count
Owner
State
State Highway Agency

About this bridge

Baseline Road over State Route 210 is a prestressed concrete continuous box beam or girders - multiple carrying Baseline Road over State Route 210 in San Bernardino County, California. It was built in 1992 and reconstructed in 2023, so it is 33 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 20,000 vehicles a day, roughly 2% of them trucks, projected to reach 23,542 by 2042. The structure is 228 ft (69.6 m) long and 123 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBaseline Road
CrossesState Route 210
Location08-SBD-210-R29.32-HIGH
RouteCity Street 0
Coordinates34.12134, -117.20107
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 length228 ft (69.6 m)
Longest span115 ft (35.1 m)
Deck width123 ft (37.6 m)
Roadway width108 ft (32.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2014)
Projected traffic23,542 by 2042
Trucks2%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Baseline Road over State Route 210 built?

It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2023.

What condition is Baseline Road over State Route 210 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 January 2024.

How much traffic does Baseline Road over State Route 210 carry?

About 20,000 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Baseline Road over State Route 210?

The structure is 228 ft (69.6 m) long with a longest span of 115 ft (35.1 m) and a deck 123 ft wide.

Who owns Baseline Road over State Route 210?

It is owned by the State Highway Agency.