US Bridges

Palm Avenue over State Route 210

Fair

San Bernardino County, California · 08-SBD-210-R28.40-SBD · Structure no. 54 1078

Built
1992
33 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
248 ft
2 main spans
Daily traffic
12,000
2014 count
Owner
State
State Highway Agency

About this bridge

Palm Avenue over State Route 210 is a prestressed concrete continuous box beam or girders - multiple carrying Palm Avenue over State Route 210 in San Bernardino County, California. It was built in 1992, 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 12,000 vehicles a day, roughly 1% of them trucks, projected to reach 16,323 by 2041. The structure is 248 ft (75.6 m) long and 90 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesPalm Avenue
CrossesState Route 210
Location08-SBD-210-R28.40-SBD
RouteCity Street 0
CountySan Bernardino County
StateCalifornia
Coordinates34.13189, -117.20889
Functional classUrban Other Principal 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 inspectionDecember 2023
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length248 ft (75.6 m)
Longest span124 ft (37.8 m)
Deck width90 ft (27.4 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2014)
Projected traffic16,323 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Palm Avenue over State Route 210 built?

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

What condition is Palm Avenue 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 December 2023.

How much traffic does Palm Avenue over State Route 210 carry?

About 12,000 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is Palm Avenue over State Route 210?

The structure is 248 ft (75.6 m) long with a longest span of 124 ft (37.8 m) and a deck 90 ft wide.

Who owns Palm Avenue over State Route 210?

It is owned by the State Highway Agency.