US Bridges

Wyo 59 over Mikes Draw

Poor

Converse County, Wyoming · Douglas-Bill · Structure no. HUQ

Built
1980
45 years old
Condition
Poor
inspected January 2025
Type
Culvert
Steel
Length
31 ft
2 main spans
Daily traffic
2,823
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 59 over Mikes Draw is a steel culvert carrying Wyo 59 over Mikes Draw in Converse County, Wyoming. It was built in 1980, so it is 45 years old, younger 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.

It carries about 2,823 vehicles a day, roughly 32% of them trucks, projected to reach 3,952 by 2043. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWyo 59
CrossesMikes Draw
LocationDouglas-Bill
RouteState Highway 59
StateWyoming
Coordinates43.13331, -105.25926
Functional classRural Principal Arterial - Other

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,823 (2024)
Projected traffic3,952 by 2043
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$74,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 59 over Mikes Draw built?

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

What condition is Wyo 59 over Mikes Draw 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 January 2025.

How much traffic does Wyo 59 over Mikes Draw carry?

About 2,823 vehicles per day (2024 count), of which roughly 32% are trucks.

How long is Wyo 59 over Mikes Draw?

The structure is 31 ft (9.4 m) long with a longest span of 13 ft (4.1 m).

Who owns Wyo 59 over Mikes Draw?

It is owned by the State Highway Agency.