US Bridges

CO Cnty RD 1 over Sand Creek

FairPosted for load

Converse County, Wyoming · 13 Mi. SE of Douglas · Structure no. LQI

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
107 ft
3 main spans
Daily traffic
210
2024 count
Owner
County
County Highway Agency

About this bridge

CO Cnty RD 1 over Sand Creek is a prestressed concrete tee beam carrying CO Cnty RD 1 over Sand Creek in Converse County, Wyoming. It was built in 2002, so it is 23 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 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 210 vehicles a day, roughly 28% of them trucks, projected to reach 294 by 2043. The structure is 107 ft (32.6 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCO Cnty RD 1
CrossesSand Creek
Location13 Mi. SE of Douglas
RouteCounty Highway 1
StateWyoming
Coordinates42.64893, -105.21978
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.8 US tons
Inventory rating25.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span35 ft (10.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2024)
Projected traffic294 by 2043
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$55,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Cnty RD 1 over Sand Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is CO Cnty RD 1 over Sand 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 September 2024.

How much traffic does CO Cnty RD 1 over Sand Creek carry?

About 210 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is CO Cnty RD 1 over Sand Creek?

The structure is 107 ft (32.6 m) long with a longest span of 35 ft (10.7 m) and a deck 26 ft wide.

Who owns CO Cnty RD 1 over Sand Creek?

It is owned by the County Highway Agency.