US Bridges

Salmon Creek Road over Drainage Salmon Creek

Fair

Monterey County, California · S Old Man RD Sec 26/28 · Structure no. DAPFORLIG000759

Built
1967
58 years old, rebuilt 1996
Condition
Fair
inspected October 2023
Type
Truss - Thru
Steel
Length
60 ft
1 main span
Daily traffic
1
2021 count
Owner
Federal
Army

About this bridge

Salmon Creek Road over Drainage Salmon Creek is a steel truss - thru carrying Salmon Creek Road over Drainage Salmon Creek in Monterey County, California. It was built in 1967 and reconstructed in 1996, so it is 58 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 1 vehicles a day, roughly 1% of them trucks, projected to reach 1 by 2045. The structure is 60 ft (18.3 m) long and 15 ft wide.

CarriesSalmon Creek Road
CrossesDrainage Salmon Creek
LocationS Old Man RD Sec 26/28
Coordinates35.82314, -121.2086
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68 US tons
Inventory rating50.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width15 ft (4.5 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1 (2021)
Projected traffic1 by 2045
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$27,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Salmon Creek Road over Drainage Salmon Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1996.

What condition is Salmon Creek Road over Drainage Salmon Creek 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 2023.

How much traffic does Salmon Creek Road over Drainage Salmon Creek carry?

About 1 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Salmon Creek Road over Drainage Salmon Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 15 ft wide.

Who owns Salmon Creek Road over Drainage Salmon Creek?

It is owned by the Army.