US Bridges

Hwy. 1000 over Lake Creek

Fair

Douglas County, Oregon · 21.50 on HWY 1000 · Structure no. 20889 000 00000

Built
1984
41 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
150 ft
1 main span
Daily traffic
101
2010 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Hwy. 1000 over Lake Creek is a prestressed concrete slab carrying Hwy. 1000 over Lake Creek in Douglas County, Oregon. It was built in 1984, so it is 41 years old, younger than the Oregon average of 49.9 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 101 vehicles a day, roughly 50% of them trucks, projected to reach 129 by 2030. The structure is 150 ft (45.7 m) long and 16 ft wide.

Location

Open in Google Maps
CarriesHwy. 1000
CrossesLake Creek
Location21.50 on HWY 1000
RouteState Lands Road 0
CountyDouglas County
StateOregon
Coordinates43.57095, -123.83176
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating64 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span70 ft (21.3 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2010)
Projected traffic129 by 2030
Trucks50%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$769,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hwy. 1000 over Lake Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Hwy. 1000 over Lake 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 September 2024.

How much traffic does Hwy. 1000 over Lake Creek carry?

About 101 vehicles per day (2010 count), of which roughly 50% are trucks.

How long is Hwy. 1000 over Lake Creek?

The structure is 150 ft (45.7 m) long with a longest span of 70 ft (21.3 m) and a deck 16 ft wide.

Who owns Hwy. 1000 over Lake Creek?

It is owned by the State Park, Forest, or Reservation Agency.