US Bridges

County RD 83 over Taylor Br./Dement Creek

FairPosted for load

Coos County, Oregon · 0206 South JCT C RD 20 83 · Structure no. 11C69S008300206

Built
1972
53 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
32
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 83 over Taylor Br./Dement Creek is a prestressed concrete tee beam carrying County RD 83 over Taylor Br./Dement Creek in Coos County, Oregon. It was built in 1972, so it is 53 years old, older 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 32 vehicles a day, roughly 1% of them trucks, projected to reach 36 by 2025. The structure is 76 ft (23.2 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty RD 83
CrossesTaylor Br./Dement Creek
Location0206 South JCT C RD 20 83
RouteCounty Highway C0083
StateOregon
Coordinates42.97784, -124.16463
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.4 US tons
Inventory rating21.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2020)
Projected traffic36 by 2025
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 County RD 83 over Taylor Br./Dement Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is County RD 83 over Taylor Br./Dement 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 County RD 83 over Taylor Br./Dement Creek carry?

About 32 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is County RD 83 over Taylor Br./Dement Creek?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 24 ft wide.

Who owns County RD 83 over Taylor Br./Dement Creek?

It is owned by the County Highway Agency.