US Bridges

Myrtle Creek RD over Myrtle Creek

Good

Coos County, Oregon · 0160 from JCT 32FA 32 88 · Structure no. 11C43A003200160

Built
1982
43 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
273
2020 count
Owner
County
County Highway Agency

About this bridge

Myrtle Creek RD over Myrtle Creek is a prestressed concrete tee beam carrying Myrtle Creek RD over Myrtle Creek in Coos County, Oregon. It was built in 1982, so it is 43 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 273 vehicles a day, roughly 15% of them trucks, projected to reach 308 by 2025. The structure is 80 ft (24.4 m) long and 21 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMyrtle Creek RD
CrossesMyrtle Creek
Location0160 from JCT 32FA 32 88
RouteCounty Highway C032G
StateOregon
Coordinates42.96681, -124.02071
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span76 ft (23.2 m)
Deck width21 ft (6.4 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic273 (2020)
Projected traffic308 by 2025
Trucks15%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$410,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Myrtle Creek RD over Myrtle Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Myrtle Creek RD over Myrtle Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Myrtle Creek RD over Myrtle Creek carry?

About 273 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Myrtle Creek RD over Myrtle Creek?

The structure is 80 ft (24.4 m) long with a longest span of 76 ft (23.2 m) and a deck 21 ft wide.

Who owns Myrtle Creek RD over Myrtle Creek?

It is owned by the County Highway Agency.