US Bridges

Bh Cnty RD 268 over Medicine Lodge Creek

PoorPosted for load

Big Horn County, Wyoming · T50N R089W S31 · Structure no. EJM

Built
1970
55 years old
Condition
Poor
inspected February 2025
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
189
2024 count
Owner
County
County Highway Agency

About this bridge

Bh Cnty RD 268 over Medicine Lodge Creek is a concrete channel beam carrying Bh Cnty RD 268 over Medicine Lodge Creek in Big Horn 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 189 vehicles a day, roughly 9% of them trucks, projected to reach 265 by 2043. The structure is 31 ft (9.4 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesBh Cnty RD 268
CrossesMedicine Lodge Creek
LocationT50N R089W S31
RouteCounty Highway 268
StateWyoming
Coordinates44.26128, -107.58499
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.2 US tons
Inventory rating34.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189 (2024)
Projected traffic265 by 2043
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$38,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bh Cnty RD 268 over Medicine Lodge Creek built?

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

What condition is Bh Cnty RD 268 over Medicine Lodge Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does Bh Cnty RD 268 over Medicine Lodge Creek carry?

About 189 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Bh Cnty RD 268 over Medicine Lodge Creek?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Bh Cnty RD 268 over Medicine Lodge Creek?

It is owned by the County Highway Agency.