US Bridges

Pepper Street over High Line Canal

Fair

Merced County, California · 0.5 MI N Santa Fe Drive · Structure no. 39C0307

Built
1948
77 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
34 ft
2 main spans
Daily traffic
200
1980 count
Owner
County
County Highway Agency

About this bridge

Pepper Street over High Line Canal is a concrete continuous slab carrying Pepper Street over High Line Canal in Merced County, California. It was built in 1948, so it is 77 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 200 vehicles a day, roughly 15% of them trucks, projected to reach 333 by 2047. The structure is 34 ft (10.4 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPepper Street
CrossesHigh Line Canal
Location0.5 MI N Santa Fe Drive
RouteCounty Highway 0
Coordinates37.47181, -120.72142
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span16 ft (5 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1980)
Projected traffic333 by 2047
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pepper Street over High Line Canal built?

It was built in 1948, making it 77 years old in 2025.

What condition is Pepper Street over High Line Canal 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 2025.

How much traffic does Pepper Street over High Line Canal carry?

About 200 vehicles per day (1980 count), of which roughly 15% are trucks.

How long is Pepper Street over High Line Canal?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (5 m) and a deck 25 ft wide.

Who owns Pepper Street over High Line Canal?

It is owned by the County Highway Agency.