US Bridges

Route 1000 over Dry Run

Poor

Yolo County, California · 0.8KM West of Ca 16 · Structure no. 0000J51541T1000

Built
1980
45 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
25
2023 count
Owner
Tribal
Indian Tribal Government

About this bridge

Route 1000 over Dry Run is a steel stringer/multi-beam or girder carrying Route 1000 over Dry Run in Yolo County, California. It was built in 1980, so it is 45 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. Its operating status is: open, posting recommended but not legally implemented.

It carries about 25 vehicles a day, roughly 25% of them trucks, projected to reach 50 by 2043. The structure is 50 ft (15.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRoute 1000
CrossesDry Run
Location0.8KM West of Ca 16
RouteFederal Lands Road 1000
Coordinates38.83686, -122.20842
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.9 US tons
Inventory rating9.4 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span49 ft (15 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic25 (2023)
Projected traffic50 by 2043
Trucks25%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerIndian Tribal Government
Maintained byIndian Tribal Government
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$425,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 1000 over Dry Run built?

It was built in 1980, making it 45 years old in 2025.

What condition is Route 1000 over Dry Run 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 May 2023.

How much traffic does Route 1000 over Dry Run carry?

About 25 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is Route 1000 over Dry Run?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (15 m) and a deck 16 ft wide.

Who owns Route 1000 over Dry Run?

It is owned by the Indian Tribal Government.