US Bridges

Main Street over Amador Creek

Poor

Amador County, California · Water Street · Structure no. 26C0055

Built
2014
11 years old
Condition
Poor
inspected April 2024
Type
Slab
Concrete
Length
39 ft
1 main span
Daily traffic
2,000
2015 count
Owner
County
County Highway Agency

About this bridge

Main Street over Amador Creek is a concrete slab carrying Main Street over Amador Creek in Amador County, California. It was built in 2014, so it is 11 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,000 vehicles a day, roughly 6% of them trucks, projected to reach 2,652 by 2042. The structure is 39 ft (11.9 m) long and 68 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMain Street
CrossesAmador Creek
LocationWater Street
RouteCity Street 0
Coordinates38.41917, -120.82472
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, 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 within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span34 ft (10.4 m)
Deck width68 ft (20.6 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2015)
Projected traffic2,652 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$791,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Main Street over Amador Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Main Street over Amador Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Main Street over Amador Creek carry?

About 2,000 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is Main Street over Amador Creek?

The structure is 39 ft (11.9 m) long with a longest span of 34 ft (10.4 m) and a deck 68 ft wide.

Who owns Main Street over Amador Creek?

It is owned by the County Highway Agency.