US Bridges

IRR BIA RTE 31 over Meadow Creek

FairPosted for load

Fremont County, Wyoming · 1.5 KM SE of Crowheart · Structure no. 00000000000C837

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
72 ft
3 main spans
Daily traffic
50
2022 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 31 over Meadow Creek is a wood or timber stringer/multi-beam or girder carrying IRR BIA RTE 31 over Meadow Creek in Fremont County, Wyoming. It was built in 1970, so it is 55 years old, older than the Wyoming average of 48.4 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 15% of them trucks, projected to reach 60 by 2042. The structure is 72 ft (22 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesIRR BIA RTE 31
CrossesMeadow Creek
Location1.5 KM SE of Crowheart
RouteFederal Lands Road 31
StateWyoming
Coordinates43.30119, -109.18878
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.1 US tons
Inventory rating23.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 15
Structure length72 ft (22 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic60 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 IRR BIA RTE 31 over Meadow Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is IRR BIA RTE 31 over Meadow 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 May 2024.

How much traffic does IRR BIA RTE 31 over Meadow Creek carry?

About 50 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR BIA RTE 31 over Meadow Creek?

The structure is 72 ft (22 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns IRR BIA RTE 31 over Meadow Creek?

It is owned by the Bureau of Indian Affairs.