US Bridges

County Road 109 over North Rush Creek

Fair

Lincoln County, Colorado · 0.9 Mile North of Road Y · Structure no. LIN-32-Y.9A

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
401 ft
5 main spans
Daily traffic
85
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 109 over North Rush Creek is a steel continuous stringer/multi-beam or girder carrying County Road 109 over North Rush Creek in Lincoln County, Colorado. It was built in 1991, so it is 34 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 85 vehicles a day, projected to reach 108 by 2040. The structure is 401 ft (122.1 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty Road 109
CrossesNorth Rush Creek
Location0.9 Mile North of Road Y
RouteCounty Highway 0
CountyLincoln County
StateColorado
Coordinates38.83483, -103.47803
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.7 US tons
Inventory rating50.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length401 ft (122.1 m)
Longest span86 ft (26.3 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (2020)
Projected traffic108 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-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 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 109 over North Rush Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is County Road 109 over North Rush 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 109 over North Rush Creek carry?

About 85 vehicles per day (2020 count).

How long is County Road 109 over North Rush Creek?

The structure is 401 ft (122.1 m) long with a longest span of 86 ft (26.3 m) and a deck 34 ft wide.

Who owns County Road 109 over North Rush Creek?

It is owned by the County Highway Agency.