US Bridges

Nacimiento RD over Stoney Creek Resvr Inlet

FairPosted for load

Monterey County, California · SW S. Miguelito L S12A/25 · Structure no. DAPFORLIG000764

Built
1955
70 years old, rebuilt 1996
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
8
2021 count
Owner
Federal
Army

About this bridge

Nacimiento RD over Stoney Creek Resvr Inlet is a steel stringer/multi-beam or girder carrying Nacimiento RD over Stoney Creek Resvr Inlet in Monterey County, California. It was built in 1955 and reconstructed in 1996, 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 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. Its operating status is: posted for load restriction.

It carries about 8 vehicles a day, roughly 4% of them trucks, projected to reach 20 by 2045. The structure is 53 ft (16.2 m) long and 31 ft wide.

CarriesNacimiento RD
CrossesStoney Creek Resvr Inlet
LocationSW S. Miguelito L S12A/25
Coordinates35.96267, -121.28
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span53 ft (16.2 m)
Deck width31 ft (9.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2021)
Projected traffic20 by 2045
Trucks4%
Lanes on structure2
Traffic directionTwo-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$2,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nacimiento RD over Stoney Creek Resvr Inlet built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1996.

What condition is Nacimiento RD over Stoney Creek Resvr Inlet 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 Nacimiento RD over Stoney Creek Resvr Inlet carry?

About 8 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nacimiento RD over Stoney Creek Resvr Inlet?

The structure is 53 ft (16.2 m) long with a longest span of 53 ft (16.2 m) and a deck 31 ft wide.

Who owns Nacimiento RD over Stoney Creek Resvr Inlet?

It is owned by the Army.