US Bridges

SH Cnty RD 89 over Wolf Creek

Fair

Sheridan County, Wyoming · 6 Miles N.W. of Beckton · Structure no. FHO

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
190
2024 count
Owner
County
County Highway Agency

About this bridge

SH Cnty RD 89 over Wolf Creek is a concrete frame carrying SH Cnty RD 89 over Wolf Creek in Sheridan County, Wyoming. It was built in 1986, so it is 39 years old, younger 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 6 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 190 vehicles a day, roughly 16% of them trucks, projected to reach 266 by 2043. The structure is 26 ft (7.9 m) long and 30 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesSH Cnty RD 89
CrossesWolf Creek
Location6 Miles N.W. of Beckton
RouteCounty Highway 89
StateWyoming
Coordinates44.80803, -107.21407
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating32 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2024)
Projected traffic266 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$7,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH Cnty RD 89 over Wolf Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is SH Cnty RD 89 over Wolf 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 April 2024.

How much traffic does SH Cnty RD 89 over Wolf Creek carry?

About 190 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is SH Cnty RD 89 over Wolf Creek?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 30 ft wide.

Who owns SH Cnty RD 89 over Wolf Creek?

It is owned by the County Highway Agency.