US Bridges

County RD 79G over Munsford Halls Creek

Good

Coos County, Oregon · 0216 SW on County RD 79 · Structure no. 11C84M007900202

Built
1979
46 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
223
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 79G over Munsford Halls Creek is a prestressed concrete slab carrying County RD 79G over Munsford Halls Creek in Coos County, Oregon. It was built in 1979, so it is 46 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 223 vehicles a day, roughly 8% of them trucks, projected to reach 252 by 2025. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty RD 79G
CrossesMunsford Halls Creek
Location0216 SW on County RD 79
RouteCounty Highway C079G
StateOregon
Coordinates43.076, -124.2179
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span38 ft (11.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic223 (2020)
Projected traffic252 by 2025
Trucks8%
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 79G over Munsford Halls Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is County RD 79G over Munsford Halls 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 County RD 79G over Munsford Halls Creek carry?

About 223 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is County RD 79G over Munsford Halls Creek?

The structure is 39 ft (11.9 m) long with a longest span of 38 ft (11.6 m) and a deck 24 ft wide.

Who owns County RD 79G over Munsford Halls Creek?

It is owned by the County Highway Agency.