US Bridges

Big Sandy Road over Big Sandy Creek

Poor

Monterey County, California · 2 MI W Indian Valley RD · Structure no. 44C0149

Built
1969
56 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Concrete
Length
128 ft
4 main spans
Daily traffic
200
2013 count
Owner
County
County Highway Agency

About this bridge

Big Sandy Road over Big Sandy Creek is a concrete stringer/multi-beam or girder carrying Big Sandy Road over Big Sandy Creek in Monterey County, California. It was built in 1969, so it is 56 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 200 vehicles a day, roughly 1% of them trucks, projected to reach 417 by 2043. The structure is 128 ft (39 m) long and 12 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesBig Sandy Road
CrossesBig Sandy Creek
Location2 MI W Indian Valley RD
RouteCounty Highway 0
Coordinates35.9737, -120.6258
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating29.3 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length128 ft (39 m)
Longest span32 ft (9.8 m)
Deck width12 ft (3.6 m)
Roadway width10 ft (3.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2013)
Projected traffic417 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$544,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Big Sandy Road over Big Sandy Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Big Sandy Road over Big Sandy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does Big Sandy Road over Big Sandy Creek carry?

About 200 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Big Sandy Road over Big Sandy Creek?

The structure is 128 ft (39 m) long with a longest span of 32 ft (9.8 m) and a deck 12 ft wide.

Who owns Big Sandy Road over Big Sandy Creek?

It is owned by the County Highway Agency.