US Bridges

Mission Blvd over Jackson Creek

Fair

Amador County, California · 0.1 KM S/O SR 88 · Structure no. 26C0045

Built
2000
25 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
2,000
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mission Blvd over Jackson Creek is a concrete continuous slab carrying Mission Blvd over Jackson Creek in Amador County, California. It was built in 2000, so it is 25 years old, younger 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 2,000 vehicles a day, roughly 7% of them trucks, projected to reach 1,400 by 2042. The structure is 120 ft (36.6 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMission Blvd
CrossesJackson Creek
Location0.1 KM S/O SR 88
RouteCity Street 0
CountyAmador County
StateCalifornia
Coordinates38.35099, -120.76647
Functional classUrban 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
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span42 ft (12.8 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2011)
Projected traffic1,400 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Mission Blvd over Jackson Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Mission Blvd over Jackson 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 April 2024.

How much traffic does Mission Blvd over Jackson Creek carry?

About 2,000 vehicles per day (2011 count), of which roughly 7% are trucks.

How long is Mission Blvd over Jackson Creek?

The structure is 120 ft (36.6 m) long with a longest span of 42 ft (12.8 m) and a deck 52 ft wide.

Who owns Mission Blvd over Jackson Creek?

It is owned by the City or Municipal Highway Agency.