US Bridges

Bollea Road over Bear Creek

Fair

San Joaquin County, California · Near Calaveras CO Line · Structure no. 29C0413

Built
1997
28 years old
Condition
Fair
inspected January 2024
Type
Girder and Floorbeam System
Steel
Length
56 ft
1 main span
Daily traffic
26
2013 count
Owner
County
County Highway Agency

About this bridge

Bollea Road over Bear Creek is a steel girder and floorbeam system carrying Bollea Road over Bear Creek in San Joaquin County, California. It was built in 1997, so it is 28 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 26 vehicles a day, roughly 5% of them trucks, projected to reach 45 by 2044. The structure is 56 ft (17.2 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesBollea Road
CrossesBear Creek
LocationNear Calaveras CO Line
RouteCounty Highway 0
Coordinates38.19336, -120.98261
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28.5 US tons
Inventory rating17.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length56 ft (17.2 m)
Longest span54 ft (16.4 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2013)
Projected traffic45 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Bollea Road over Bear Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Bollea Road over Bear Creek 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 Bollea Road over Bear Creek carry?

About 26 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Bollea Road over Bear Creek?

The structure is 56 ft (17.2 m) long with a longest span of 54 ft (16.4 m) and a deck 19 ft wide.

Who owns Bollea Road over Bear Creek?

It is owned by the County Highway Agency.