US Bridges

16th Street over Bear Creek Overflow

Fair

Merced County, California · 0.2 MI SE of G Street · Structure no. 39C0051

Built
1938
87 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
27 ft
3 main spans
Daily traffic
2,500
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

16th Street over Bear Creek Overflow is a concrete continuous culvert carrying 16th Street over Bear Creek Overflow in Merced County, California. It was built in 1938, so it is 87 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 2,500 vehicles a day, roughly 4% of them trucks, projected to reach 3,582 by 2044. The structure is 27 ft (8.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries16th Street
CrossesBear Creek Overflow
Location0.2 MI SE of G Street
RouteCity Street 0
Coordinates37.29614, -120.47323
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span9 ft (2.6 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2016)
Projected traffic3,582 by 2044
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 16th Street over Bear Creek Overflow built?

It was built in 1938, making it 87 years old in 2025.

What condition is 16th Street over Bear Creek Overflow 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 October 2024.

How much traffic does 16th Street over Bear Creek Overflow carry?

About 2,500 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is 16th Street over Bear Creek Overflow?

The structure is 27 ft (8.1 m) long with a longest span of 9 ft (2.6 m) and a deck 32 ft wide.

Who owns 16th Street over Bear Creek Overflow?

It is owned by the City or Municipal Highway Agency.