US Bridges

State Route 1 over Torre Canyon

Good

Monterey County, California · 05-MON-001-39.72 · Structure no. 44 0046

Built
1955
70 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
402 ft
4 main spans
Daily traffic
3,150
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 1 over Torre Canyon is a concrete continuous box beam or girders - multiple carrying State Route 1 over Torre Canyon in Monterey County, California. It was built in 1955, so it is 70 years old, older 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 3,150 vehicles a day, roughly 1% of them trucks, projected to reach 2,864 by 2043. The structure is 402 ft (122.6 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesState Route 1
CrossesTorre Canyon
Location05-MON-001-39.72
RouteState Highway 1
Coordinates36.19579, -121.71066
Functional classRural Minor Arterial

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.6 US tons
Inventory rating41.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+1 approach)
Design loadHS 20
Structure length402 ft (122.6 m)
Longest span111 ft (33.7 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,150 (2009)
Projected traffic2,864 by 2043
Trucks1%
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

OwnerState Highway Agency
Maintained byState 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 State Route 1 over Torre Canyon built?

It was built in 1955, making it 70 years old in 2025.

What condition is State Route 1 over Torre Canyon 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 February 2025.

How much traffic does State Route 1 over Torre Canyon carry?

About 3,150 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is State Route 1 over Torre Canyon?

The structure is 402 ft (122.6 m) long with a longest span of 111 ft (33.7 m) and a deck 34 ft wide.

Who owns State Route 1 over Torre Canyon?

It is owned by the State Highway Agency.