US Bridges

County Road 24 over Pawnee Ditch

Good

Logan County, Colorado · 0.1 MI E of CO RD 33 · Structure no. LOG24_33.1-48A

Built
2004
21 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
285
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 24 over Pawnee Ditch is a concrete culvert carrying County Road 24 over Pawnee Ditch in Logan County, Colorado. It was built in 2004, so it is 21 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 285 vehicles a day, roughly 46% of them trucks, projected to reach 350 by 2042. The structure is 23 ft (6.9 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 24
CrossesPawnee Ditch
Location0.1 MI E of CO RD 33
RouteCounty Highway 0
CountyLogan County
StateColorado
Coordinates40.59489, -103.27625
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating34.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span23 ft (6.9 m)
Deck width37 ft (11.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2023)
Projected traffic350 by 2042
Trucks46%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 24 over Pawnee Ditch built?

It was built in 2004, making it 21 years old in 2025.

What condition is County Road 24 over Pawnee Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does County Road 24 over Pawnee Ditch carry?

About 285 vehicles per day (2023 count), of which roughly 46% are trucks.

How long is County Road 24 over Pawnee Ditch?

The structure is 23 ft (6.9 m) long with a longest span of 23 ft (6.9 m) and a deck 37 ft wide.

Who owns County Road 24 over Pawnee Ditch?

It is owned by the County Highway Agency.