US Bridges

CO Cnty RD 14 over Laprele Creek

PoorPosted for load

Converse County, Wyoming · 15 Miles S.W. of Douglas · Structure no. DSV

Built
1965
60 years old
Condition
Poor
inspected September 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
120 ft
4 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

CO Cnty RD 14 over Laprele Creek is a steel continuous girder and floorbeam system carrying CO Cnty RD 14 over Laprele Creek in Converse County, Wyoming. It was built in 1965, so it is 60 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 30 vehicles a day, projected to reach 42 by 2043. The structure is 120 ft (36.6 m) long and 16 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO Cnty RD 14
CrossesLaprele Creek
Location15 Miles S.W. of Douglas
RouteCounty Highway 14
StateWyoming
Coordinates42.66993, -105.64832
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.3 US tons
Inventory rating18.7 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans4
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic42 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$640,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Cnty RD 14 over Laprele Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is CO Cnty RD 14 over Laprele 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 September 2024.

How much traffic does CO Cnty RD 14 over Laprele Creek carry?

About 30 vehicles per day (2024 count).

How long is CO Cnty RD 14 over Laprele Creek?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.

Who owns CO Cnty RD 14 over Laprele Creek?

It is owned by the County Highway Agency.