US Bridges

Meridian RD over Grassy Banks Ditch

Fair

Butte County, California · 0.1 MI N of HWY 32 · Structure no. 12C0313

Built
1935
90 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
23 ft
2 main spans
Daily traffic
1,820
2020 count
Owner
County
County Highway Agency

About this bridge

Meridian RD over Grassy Banks Ditch is a concrete slab carrying Meridian RD over Grassy Banks Ditch in Butte 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 1,820 vehicles a day, roughly 15% of them trucks, projected to reach 1,744 by 2042. The structure is 23 ft (7 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMeridian RD
CrossesGrassy Banks Ditch
Location0.1 MI N of HWY 32
RouteCounty Highway 0
CountyButte County
StateCalifornia
Coordinates39.75478, -121.91902
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width23 ft (7 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,820 (2020)
Projected traffic1,744 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Meridian RD over Grassy Banks Ditch built?

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

What condition is Meridian RD over Grassy Banks Ditch 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 Meridian RD over Grassy Banks Ditch carry?

About 1,820 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Meridian RD over Grassy Banks Ditch?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 23 ft wide.

Who owns Meridian RD over Grassy Banks Ditch?

It is owned by the County Highway Agency.