US Bridges

Pleasant Grove RD over Coon Creek

Fair

Sutter County, California · 12.1 MI N/O Riego RD · Structure no. 18C0072

Built
1937
88 years old, rebuilt 1960
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
43 ft
2 main spans
Daily traffic
1,487
2015 count
Owner
County
County Highway Agency

About this bridge

Pleasant Grove RD over Coon Creek is a concrete stringer/multi-beam or girder carrying Pleasant Grove RD over Coon Creek in Sutter County, California. It was built in 1937 and reconstructed in 1960, so it is 88 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 6 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 1,487 vehicles a day, roughly 5% of them trucks, projected to reach 1,773 by 2046. The structure is 43 ft (13.1 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPleasant Grove RD
CrossesCoon Creek
Location12.1 MI N/O Riego RD
RouteCounty Highway 0
Coordinates38.91568, -121.48773
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span21 ft (6.4 m)
Deck width28 ft (8.4 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,487 (2015)
Projected traffic1,773 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Pleasant Grove RD over Coon Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1960.

What condition is Pleasant Grove RD over Coon 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 September 2024.

How much traffic does Pleasant Grove RD over Coon Creek carry?

About 1,487 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Pleasant Grove RD over Coon Creek?

The structure is 43 ft (13.1 m) long with a longest span of 21 ft (6.4 m) and a deck 28 ft wide.

Who owns Pleasant Grove RD over Coon Creek?

It is owned by the County Highway Agency.