US Bridges

State Route 56-WB over Old Carmel Valley Road

Good

San Diego County, California · 11-SD-056-2.59-SD · Structure no. 57 1077L

Built
2004
21 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
101 ft
1 main span
Daily traffic
27,000
2016 count
Owner
State
State Highway Agency

About this bridge

State Route 56-WB over Old Carmel Valley Road is a prestressed concrete box beam or girders - multiple carrying State Route 56-WB over Old Carmel Valley Road in San Diego County, California. It was built in 2004, so it is 21 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 27,000 vehicles a day, roughly 4% of them trucks, projected to reach 42,048 by 2045. The structure is 101 ft (30.9 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesState Route 56-WB
CrossesOld Carmel Valley Road
Location11-SD-056-2.59-SD
RouteState Highway 56
Coordinates32.94928, -117.20292
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating37.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length101 ft (30.9 m)
Longest span101 ft (30.9 m)
Deck width42 ft (12.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,000 (2016)
Projected traffic42,048 by 2045
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 State Route 56-WB over Old Carmel Valley Road built?

It was built in 2004, making it 21 years old in 2025.

What condition is State Route 56-WB over Old Carmel Valley Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does State Route 56-WB over Old Carmel Valley Road carry?

About 27,000 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is State Route 56-WB over Old Carmel Valley Road?

The structure is 101 ft (30.9 m) long with a longest span of 101 ft (30.9 m) and a deck 42 ft wide.

Who owns State Route 56-WB over Old Carmel Valley Road?

It is owned by the State Highway Agency.