US Bridges

County Road 17 over Pawnee Creek

Fair

Logan County, Colorado · 0.6 Mi. N. of Co. Rd. 24 · Structure no. LOG17-24.6-17-A

Built
1990
35 years old
Condition
Fair
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
9
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 17 over Pawnee Creek is a prestressed concrete tee beam carrying County Road 17 over Pawnee Creek in Logan County, Colorado. It was built in 1990, so it is 35 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 6 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 9 vehicles a day, roughly 41% of them trucks, projected to reach 11 by 2042. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty Road 17
CrossesPawnee Creek
Location0.6 Mi. N. of Co. Rd. 24
RouteCounty Highway 0
CountyLogan County
StateColorado
Coordinates40.60608, -103.42994
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating41 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span37 ft (11.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9 (2023)
Projected traffic11 by 2042
Trucks41%
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 17 over Pawnee Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is County Road 17 over Pawnee 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 January 2024.

How much traffic does County Road 17 over Pawnee Creek carry?

About 9 vehicles per day (2023 count), of which roughly 41% are trucks.

How long is County Road 17 over Pawnee Creek?

The structure is 40 ft (12.2 m) long with a longest span of 37 ft (11.4 m) and a deck 31 ft wide.

Who owns County Road 17 over Pawnee Creek?

It is owned by the County Highway Agency.