US Bridges

Coffee (alfalfa) over Miles Creek Overflow

Good

Merced County, California · 0.5 MI S of East.Mission · Structure no. 39C0390

Built
2007
18 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
82 ft
2 main spans
Daily traffic
899
2018 count
Owner
County
County Highway Agency

About this bridge

Coffee (alfalfa) over Miles Creek Overflow is a concrete continuous slab carrying Coffee (alfalfa) over Miles Creek Overflow in Merced County, California. It was built in 2007, so it is 18 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 899 vehicles a day, roughly 5% of them trucks, projected to reach 1,043 by 2042. The structure is 82 ft (25 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCoffee (alfalfa)
CrossesMiles Creek Overflow
Location0.5 MI S of East.Mission
RouteCounty Highway 0
Coordinates37.26668, -120.42939
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length82 ft (25 m)
Longest span39 ft (11.9 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic899 (2018)
Projected traffic1,043 by 2042
Trucks5%
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 Coffee (alfalfa) over Miles Creek Overflow built?

It was built in 2007, making it 18 years old in 2025.

What condition is Coffee (alfalfa) over Miles Creek Overflow in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Coffee (alfalfa) over Miles Creek Overflow carry?

About 899 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Coffee (alfalfa) over Miles Creek Overflow?

The structure is 82 ft (25 m) long with a longest span of 39 ft (11.9 m) and a deck 42 ft wide.

Who owns Coffee (alfalfa) over Miles Creek Overflow?

It is owned by the County Highway Agency.