US Bridges

Green Valley Road over Mound Springs Creek

Fair

El Dorado County, California · 0.8 MI W Missouri Flat R · Structure no. 25C0041

Built
1935
90 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
4,351
2019 count
Owner
County
County Highway Agency

About this bridge

Green Valley Road over Mound Springs Creek is a concrete continuous box beam or girders - multiple carrying Green Valley Road over Mound Springs Creek in El Dorado County, California. It was built in 1935, so it is 90 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 4,351 vehicles a day, roughly 10% of them trucks, projected to reach 5,379 by 2044. The structure is 30 ft (9.1 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGreen Valley Road
CrossesMound Springs Creek
Location0.8 MI W Missouri Flat R
RouteCounty Highway 0
Coordinates38.72009, -120.88108
Functional classRural Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,351 (2019)
Projected traffic5,379 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Green Valley Road over Mound Springs Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Green Valley Road over Mound Springs 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 July 2024.

How much traffic does Green Valley Road over Mound Springs Creek carry?

About 4,351 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Green Valley Road over Mound Springs Creek?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m) and a deck 22 ft wide.

Who owns Green Valley Road over Mound Springs Creek?

It is owned by the County Highway Agency.