US Bridges

County Road 43 over Big Sandy Creek

Fair

Lincoln County, Colorado · 1 Mile South of Road 2G · Structure no. LIN-43-2F.2A

Built
1996
29 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
2 main spans
Daily traffic
46
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 43 over Big Sandy Creek is a steel continuous stringer/multi-beam or girder carrying County Road 43 over Big Sandy Creek in Lincoln County, Colorado. It was built in 1996, so it is 29 years old, younger than the Colorado average of 42.2 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.

It carries about 46 vehicles a day, projected to reach 58 by 2040. The structure is 162 ft (49.4 m) long and 34 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesCounty Road 43
CrossesBig Sandy Creek
Location1 Mile South of Road 2G
RouteCounty Highway 0
CountyLincoln County
StateColorado
Coordinates38.92237, -103.27456
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length162 ft (49.4 m)
Longest span78 ft (23.7 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2020)
Projected traffic58 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 43 over Big Sandy Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is County Road 43 over Big Sandy 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 May 2023.

How much traffic does County Road 43 over Big Sandy Creek carry?

About 46 vehicles per day (2020 count).

How long is County Road 43 over Big Sandy Creek?

The structure is 162 ft (49.4 m) long with a longest span of 78 ft (23.7 m) and a deck 34 ft wide.

Who owns County Road 43 over Big Sandy Creek?

It is owned by the County Highway Agency.