US Bridges

Southern Pacifc Av over Black Rascal Canal

Fair

Merced County, California · 0.4 MI N/W 16th ST End · Structure no. 39C0038

Built
1964
61 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
93 ft
4 main spans
Daily traffic
50
2005 count
Owner
County
County Highway Agency

About this bridge

Southern Pacifc Av over Black Rascal Canal is a concrete continuous slab carrying Southern Pacifc Av over Black Rascal Canal in Merced County, California. It was built in 1964, so it is 61 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 50 vehicles a day, projected to reach 108 by 2046. The structure is 93 ft (28.4 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSouthern Pacifc Av
CrossesBlack Rascal Canal
Location0.4 MI N/W 16th ST End
RouteCounty Highway 0
Coordinates37.31374, -120.52294
Functional classUrban Collector

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 2024
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length93 ft (28.4 m)
Longest span26 ft (7.9 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2005)
Projected traffic108 by 2046
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Southern Pacifc Av over Black Rascal Canal built?

It was built in 1964, making it 61 years old in 2025.

What condition is Southern Pacifc Av over Black Rascal 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 2024.

How much traffic does Southern Pacifc Av over Black Rascal Canal carry?

About 50 vehicles per day (2005 count).

How long is Southern Pacifc Av over Black Rascal Canal?

The structure is 93 ft (28.4 m) long with a longest span of 26 ft (7.9 m) and a deck 34 ft wide.

Who owns Southern Pacifc Av over Black Rascal Canal?

It is owned by the County Highway Agency.