US Bridges

County Road 382 over Navajo River

Fair

Archuleta County, Colorado · 6.5 MI E of Chromo · Structure no. AR382-6.5-S84

Built
1980
45 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
40
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 382 over Navajo River is a steel stringer/multi-beam or girder carrying County Road 382 over Navajo River in Archuleta County, Colorado. It was built in 1980, so it is 45 years old, older than the Colorado average of 42.2 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 40 vehicles a day, roughly 2% of them trucks, projected to reach 48 by 2042. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesCounty Road 382
CrossesNavajo River
Location6.5 MI E of Chromo
RouteCounty Highway 0
CountyArchuleta County
StateColorado
Coordinates37.03716, -106.72872
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating26.1 US tons
Inventory rating15.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.3 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic48 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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 Road 382 over Navajo River built?

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

What condition is County Road 382 over Navajo River 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 October 2024.

How much traffic does County Road 382 over Navajo River carry?

About 40 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road 382 over Navajo River?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.3 m) and a deck 20 ft wide.

Who owns County Road 382 over Navajo River?

It is owned by the County Highway Agency.